-
UnivCHE PITTS
Rober
Adviso
versiEVRON
SBURGH,
rt Mrosk
or: Dr. Ch
ty of N ANN
, PENNS
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PittsbNEX
SYLVANI
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Senior Report April 4
2012
ourtesy of Masser
Thesis
ry Photography
Final
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EXECU
This final Annex prexpected
Analysis 1
The Chevsuggestedproductivcommissialso recodiscoverethe overa
Analysis 2
The instalthe Chevcompareddeterminhelped dwell as po
Analysis 3
The Chevequipmenprocess wnew scheareas wer
Analysis 4
The Chevincrease the stormbuilding. gained in
TIVE SUM
report discuroject. Backgd outcome an
1: Integration
vron Annex dd that the p
vity of the ioning, fill ou
ommended. ed that the imall cost and tim
2: Re-Design/
llation and pvron Annex. d to the orige the proble
determine theoint out any m
3: Commission
vron Annex nt for the teswas researchedule was crere analyzed a
4: Addition of
vron Annex’the efficiency
m water runo This analysi
n previous AE
MMARY
usses four anaground resead the steps th
of Tablet PC
did not utilizeroject team workers. T
ut punchlists These progr
mplementatiome savings fo
/Re-Sequence
hasing of the A re-seque
ginal plan in ems and challe most efficiemajor concer
ning of Labor
developed sting and ba
hed and analyeated and comand solutions
f a Green Roo
s roof was ay of the buildoff, the buildis also includ
E courses.
Arc
alyses that warch was perfhat were perf
’s in the Field
e any new oimplement d
Tablet PC’s and close ourams will helon of new anor the Chevro
e of the Facad
e exterior skiencing of ththis analysislenges facedent and effecrns or proble
ratory Spaces
some compalancing of thyzed to determpared to th
s were develo
f
a typical TPOding. This roding’s heat
des structural
chitectural En
will be performformed, as wformed to ach
d
r unique medifferent form are recommut the projectlp increase t
nd innovativeon Annex.
de
in caused a nhe installations. Members d during the ictive way to ms with the o
s
plications whhe systems. rmine the mohe original ploped to help
O roof that oof was changisland effectl and mechan
Universit
ngineering |
med for the Uwell as an exa
hieve the tec
ethods of techms of technomended to t. Applicatiothe overall p
e technology
number of prn of the faça of the projeinstallation osequence th
original sche
hen it came Throughout
ost efficient wlan, determin with this pro
did not use ged to a greet and the mnical breadth
ty of Pittsbur
April 4, 2012
University ofmination of t
chnical analy
hnology duriology in the
help controons and progrproductivity o in the field h
roblems duriade systems
ect team werof these systehe exterior fa
dule.
time to turt this analysi
way to commining the probocess.
any innovaten roofing sy
mechanical lohs that rely o
rgh – ChevroRobert
2 | 2
f Pittsburgh’she potential
ysis/research
ing construct field to incrol safety, corams applicaof the projechas a drastic
ing the consts was complre also intervems. This coaçade constru
n on the mis, the commission. Additblematic area
tive solutionystem, helpinoads imposen knowledge
on Annex t Mroskey
s Chevron solutions, .
tion. It is rease the oordinate able were ct. It was c effect on
ruction of leted and viewed to
omparison uction, as
echanical missioning tionally, a as. These
ns to help ng reduce ed on the e that was
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ACKNO
OWLEDGEEMENTS
Arc
chitectural En
A
BU
Universit
ngineering |
ACADEMIC
Pen
Dr. Chim
URCHICK C
D
J
SP
U
My F
ty of Pittsbur
April 4, 2012
C ACKNOW
nn State AE F
ay Anumba
T.J. Kleinos
CONSTRUCT
INC.
Dave Meusc
Joe Scaramu
Amanda My
PECIAL THA
Jeff Stoude
Utkarsh Ghil
Family and
rgh – ChevroRobert
2 | 3
WLEDGEMEN
Faculty
a: CM Adviso
sky
TION COM
chke
uzzo
yers
HANKS
en
ldyal
Friends
on Annex t Mroskey
ENTS
or
MPANY,
-
TABLE
Executive
Acknowle
Project Ba
Project
Existin
Local C
Client I
Project
Staffing
Technical
Problem
Backgr
Case S
Benefit
Cost Ev
Applica
Summa
Technical
Problem
Backgr
Façade
Schedu
Summa
Technical
Problem
OF CONT
e Summary ...
edgements ...
ackground ...
t Information
g Conditions
Conditions ....
Information ..
t Delivery Sy
g Plan ...........
l Analysis 1 –
m Identificati
round Inform
tudies ..........
ts & Savings ..
valuation ......
ations ...........
ary ................
l Analysis 2 –
m Identificati
round Inform
e Sequencing
ule Evaluation
ary ................
l Analysis 3 –
m Identificati
TENTS
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s ...................
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stem ............
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– Integration
ion ..............
ation ...........
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– Re-Design/R
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ation ...........
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n & Impleme
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– Commission
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Re-Sequence
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ntation .........
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ning of Labor
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April 4, 2012
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rgh – ChevroRobert
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Schedu
Solutio
Summa
Technical
Problem
Backgr
Propos
Installa
Mainte
Structu
Mechan
Summa
Appendix
Appendix
Appendix
Appendix
Appendix
Appendix
Appendix
Appendix
Reference
ule Evaluation
ns ................
ary ................
l Analysis 4 –
m Identificati
round Resear
sed Design ...
ation Procedu
nance ..........
ural Breadth ..
nical Breadth
ary ................
x A – Actual P
x B – Actual F
x C – Swing S
x D – New Fa
x E – New Co
x F – Actual C
x G – Propose
x H – Structur
es ................
n ..................
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– Addition of
ion ..............
rch ...............
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ure ...............
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h ..................
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Phasing Visua
Façade Sched
Scaffolding Lo
çade Schedu
ommissioning
Commissionin
ed Green Ro
ral Breadth H
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Arc
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a Green Roo
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al .................
dule ..............
ocations .......
ule ................
g Schedule ...
ng Schedule .
of Layout ......
Hand Calculat
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chitectural En
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April 4, 2012
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rgh – ChevroRobert
2 | 5
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on Annex t Mroskey
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PROJEC
PROJEC
The ChevThe constfacility isexisting afeet. TheBurchick for this th
Included level conare similaother roospace tha
The façadcotta, mewall and a
AdditionaGold buienvironmUniversity
The scheareas of tof the prowere dev
CT BACKG
CT INFORM
vron Annex itruction of ths a two phasauditorium, ae Chevron An Construction
hesis.
in the projecnsist of a maiar to each ot
oms are also at houses mos
de of the builetal panels, loan aluminum
ally, the Chevilding will h
mental and hy of Pittsburg
dule was thethe building oject was theveloped; how
GROUND
MATION
s an additione Annex starse project loas well as a tnnex was a $n was the Ge
ct are spacesn lobby, comther and are scattered thrst of the mech
lding is a comouvers and g
m cladded eye
vron Annex ielp acknowl
health perforgh’s campus.
e main conceonce the stud
e ongoing chwever, there
Arc
n to the Univerted on Novemocated in Pithree story ve
$25 million deneral Contra
s which encommputer lab, a devoted to croughout the hanical equip
mbination of glazing. Addebrow (Figur
is currently iledge the burmance, as
ern of this pdents returne
hanges that w was no addi
Figure 1 Al
chitectural En
ersity of Pittsmber 20, 200ttsburgh, Penertical additi
design-bid-buactor that was
mpass a numauditoriums achemistry lab floor. The fopment.
a number of ditionally, a sre 1) accents
in pursuit of auilding in itwell as add
project becaued to class. A
were requesteitional time a
uminum Cladde
Universit
ngineering |
sburgh’s Che09 and was connsylvania tion above thuild project ts awarded th
mber of functiand lounge abs and studeourth floor of
f systems. Sosunshade sys the southwes
a LEED Golds attempt to
ding another
use the UnivAnother areaed by the Unadded to the
ed Eyebrow
ty of Pittsbur
April 4, 2012
evron Tower ompleted in hat included
hat is approxithat was bid
his project, an
ions. The firsarea. The seent desk aref the new ad
ome of these stem is integst corner of th
d rating. Beino implement r LEED cert
ersity needea that was a riniversity. Coe schedule.
rgh – ChevroRobert
2 | 6
and Ashe auSeptember 2
d a renovatioimately 35,00 as a multi-pnd is also the
st floor and mecond and thas. A few ofdition is a m
systems inclgrated into thhe façade.
ng certified a strategies fified buildin
ed to turnoveisk for the co
onstant changOverall, the
on Annex t Mroskey
uditorium. 2011. The on to the 00 square
prime job. e sponsor
mezzanine hird floors ffices and echanical
lude terra he curtain
as a LEED for better ng to the
er certain ompletion ge orders Chevron
-
Annex haproblems2012 sem
EXISTIN
The projeUniversityaerial pho
The new accessiblmaterial s
ad several ps are expecte
mester.
NG CONDI
ect is locatedy of Pittsburgotograph bel
addition is ple from both storage and l
Figure
roblematic fed to be sol
TIONS
d in Oaklandgh’s main calow. The Che
laced on topthe Chevronlocating an on
e 2 Bird’s Eye Vi
Arc
features that ved through
d, Pennsylvanampus is locaevron Annex
the western n Tower and tn-site office.
iew of the Chevr
chitectural En
were previohout the analy
nia; which isated. The sit is outlined in
section of buthe Ashe Aud
ron Annex and a
Universit
ngineering |
ously identifiysis of four t
s large neighte and surroun RED.
uilding abovditorium. Th
adjacent structur
ty of Pittsbur
April 4, 2012
ied in Techntechnical are
hborhood in unding build
ve the Ashe Ae compact si
res prior to cons
rgh – ChevroRobert
2 | 7
nical Report 3eas during th
Pittsburgh wdings are sho
Auditorium anite made it di
struction
on Annex t Mroskey
3. These he Spring
where the own in the
nd will be ifficult for
-
LOCAL
The Chevon a siteParkman
Due to thneed werand was lsmall traiContractoof the pro
Limited p
The follow
RED: Pro
BLUE: Fie
GREEN:
CONDITIO
vron Annex ise located in Avenue and
he fact that thre hard to colocated apprilers and oneor and the Ligoject.
parking was a
wing figure d
oject Site
eld Offices &
Lay-down/St
ONS
s located at 2the corner o
University D
he project siteome by. A siroximately a e larger doubghting Contra
available at th
displays the lo
& Limited Park
torage Areas
Arc
219 Parkman of The Univerive.
e was locateite office was quarter mile
ble-wide trailactor. The la
his site-office
ocations of th
king
s
Figure 3 Ove
chitectural En
Avenue in Oersity of Pitt
d in a denses needed for e west of the er. The two
arger double
e.
he site, office
erhead View of
Universit
ngineering |
Oakland, Penntsburgh’s ma
ely populatedr the multiple site. The sit smaller traile-wide trailer
e, and lay-dow
Project Area
ty of Pittsbur
April 4, 2012
nsylvania. Tain campus
d area, parkie primes invote office comers were occ was for the C
wn areas.
rgh – ChevroRobert
2 | 8
The building iat the inters
ing and otherolved with th
mplex consistcupied by theConstruction
on Annex t Mroskey
is located section of
r areas of he project ted of two e General Manager
-
CLIENT
The Univeowner of institutionareas rancompriseOakland, PennsylvaacademicThe mosLearning.in the wor
Enrollmeaccounts institutionOver 13,5
Although Departmeextremelyproducts.research heterocyc
In additioManagemDepartmeKlimchoc
INFORMA
ersity of Pittsf the project.n that is highnging from ped of five ca with the oania. The Oc, research ast notable o. This buildirld, at an asto
nt at the Univ for roughlyns of higher500 faculty an
The Universent is the my notable pro. The space interests ofclic chemistr
on to the Unment Department is the ma
ck as two main
ATION
sburgh, comm. The Univehly recogniz
philosophy toampuses. Thother campuOakland cam
and administrof all the bung is one of onishing 42-s
versity is moy five percenr education nd staff memb
sity of Pittsbmain tenant o
ofessor with me will be fittef the tenant y, combinato
niversity and ment is ano
ain representn representa
Arc
monly referreersity of Pittszed in a numo dentistry. he main camuses locatedmpus has ovrative buildiuildings is the tallest ac
stories and 53
re than 35,00nt of all studin the state bers assist an
burgh is the of the space.multiple awaed for the dinclude the
orial, medicin
their Chemiother party tative for the
atives for the
chitectural En
ed to as Pitt, burgh is a p
mber of acad The Univers
mpus is locat around wever one hunngs located the Cathedr
cademic buil35 feet tall.
00 students, wdents enrolle of Pennsylvnd support th
outright own. The depa
ards and pubdepartment’s total synthenal and comp
istry Departminvolved in
e University adepartment.
Universit
ngineering |
is the public demic sity is ted in estern ndred on it.
ral of ldings
which ed in vania. he needs of th
ner of the prartment is lelications invo synthetic chesis of naturputational che
ment, The Un the projeand is led by
ty of Pittsbur
April 4, 2012
he University
roject, the Ued by Dr. Polved with thhemistry resral productsemistry.
University of ct. The Fa
y Chris Niem
rgh – ChevroRobert
2 | 9
y.
University’s Ceter Wipf, w
he chemistry search progr, organomet
Pittsburgh’s acilities Man
mann along w
on Annex t Mroskey
Chemistry who is an of natural
ram. The tallic and
Facilities nagement
with David
-
Fig
PROJEC
The UnivChevron competitiprimes aUniversityheld a cobelow.
General Burchick
CM Mascaro Co
Roofing String
Glazing Southwest
G
gure 4 Project D
CT DELIVER
ersity of PittAnnex proje
ively bid andnd their suby chose to hi
ost plus a fee
ContractorConstruction
Agentonstruction, Co.
Contractorgert, Inc.
Contractort Aluminum &
Glass
Other S
Delivery Method
RY SYSTEM
sburgh usedect. The Univd was each a
bcontractors ire a CM Ag contract wit
Subs
d
Arch
M
d a Design-Biversity brokeawarded as awere also lu
gent. Mascarth the owner
OwUnivers
hitectural Eng
id-Build withe the projecta lump sum cump sum conro Constructi. The organiz
wnerity of Pitt
C
Lu
Universit
gineering | A
h CM Agencyt into eight bcontract. Contracts. Dueion was the Czational char
Cont
Cost Plus Fe
ump Sum
ty of Pittsbur
April 4, 2012
y project debid packagesontracts helde to the projCM Agent thrt for the Che
PlumbContraSSM Ind
Fire SuppContra
Alliance Fire
HVAC ConSSM Ind
ElectrContra
Lighthouse
ArchiWilson Ar
tract Type
ee
rgh – ChevroRobert
| 10
livery methos. Each pack
d between eaject’s comple
hat Pitt hired evron Annex
bing actor
dustries
pression actor
e Protection
ntractordustries
rical actore Electric
itectrchitects
es
on Annex t Mroskey
od for the kage was
ach of the exity, the and they
x is shown
-
STAFFIN
Burchick job was c
Typicallydoes thisproject. project mKonesky,Burchick’informatio
On-site, Kalso in chvarious trkeep in tobe compAnnex.
NG PLAN
organized thcomplex, Burc
y, for most ofs by staying
For the Chemanager. Da kept him u’s chief estimon that perta
Keith Koneskharge of fourradesmen thouch with Daleted. The d
heir staff for tchick assigne
f Burchick’s p in constant
evron Annex,ave spent mupdated on mator, Joe Scined to the b
ky is in chargr foremen thaat Burchick eave and Keithdiagram belo
Arch
this project sed more fore
projects, Joe contact with
, Burchick asmost of his ti
the daily tascaramuzzo, fidding of the
ge of coordinat help him kemploys. Both to keep traow outlines
hitectural Eng
similar to moeman than usu
Burchick ovh the projectssigned Daveme in the osks that werfor any quese project.
nating all of keep track ofth, Burchick’
ack of any acthe staffing p
Universit
gineering | A
ost of their otual to this pro
verlooks the t manager the Meuschke
office; while re being pestions regard
the contractof the daily ac’s accountantccounting or plan that Bur
ty of Pittsbur
April 4, 2012
ther projectsoject.
entire procehat is assign to take on tthe on-site s
erformed. Dding change
ors involvedctivities that t and admini administrativrchick optim
rgh – ChevroRobert
| 11
s. However,
ess of the proned to the rethe responsibsuperintende
Dave also re order costs
d in the projeare performeistrative assive duties tha
mized for the
on Annex t Mroskey
since this
oject. He espective bilities of ent, Keith
eferred to s and any
ect. He is ed by the stant also
at need to Chevron
-
ForeJohn W
AHea
Figure 5 B
emanWalker
ccountingather Sabala
Bu
Burchick Staffing
ForemBill Mro
urchic
g Plan
Arch
PresidJoe Bur
Project MDave Meu
SuperinteKeith Kon
manoskey
ck Sta
hitectural Eng
dentrchick
Manageruschke
endentnesky
ForemRay Bow
affing
Universit
gineering | A
manwser
Ad
A
g Plan
ty of Pittsbur
April 4, 2012
ChJo
ForemaBob Mros
dministrativAssistant
Amanda Myer
n
rgh – ChevroRobert
| 12
hief Estimatoe Scaramuzz
anskey
ve
rs
on Annex t Mroskey
orzo
-
TECHN
PROBLE
The Chevwas a cowhich maconsiderahave beealso a lacof new an
Due to thidea thatsuggestio
B C Be C A Su
BACKGR
As technopressure Upon comBurchick implemen
This poindescribe Take Off briefly foTablets pinspectiophones ato leap fo
In order analyzed
NICAL ANA
EM IDENTI
vron Annex dncern during
ade it difficultable amount
en utilized beck of communnd innovative
he potential bt should be on, a detailed
ackground InCase Studies
enefits & SavCost EvaluatioApplications
ummary
ROUND IN
ology is bec of integratinmpletion, it Constructionting technol
nt can be rei the populariin Construct
ocuses on twoprovided thesns, arrange lnd laptops; srward.
to gain a be. The first
ALYSIS 1 –
FICATION
did not utilizeg the projectt for the supe of time that etter, thus incnication amone technology
benefits that aaddressed o
d study was p
nformation
vings on
NFORMATIO
oming more ng new techno
was determon and the logy in the fie
inforced by rity and effection describeo companiesse users newlogistics andsome believe
etter undersreference u
Arch
– INTEGRA
N
e any new ort because th
erintendents was wasted creasing the ngst the projein the field.
are possible on this proj
performed. T
ON
popular in tologies; and
mined that thother contr
eld.
reviewing antiveness of taes the recent and how the
w ways to spd manage. Ae that they m
tanding of thsed for this
hitectural Eng
ATION OF
r unique methe field office
to keep trackwalking betw quality contect team, wh
with the impect. To pro
This study inc
the construct whether or ne Chevron Aactors to ge
n article fromablet PCs in t attractiveneey each use eed up comm
Although, it ismay be one of
he technolog analysis wa
Universit
gineering | A
F TECHNO
thods of teche was locatek of their docween the sitetrol and supehich could be
plementationoperly detercludes the fol
tion industrynot it is goingAnnex wouldet their foo
m Engineerin the construcess iPads havthe tablet tomunication, s believed thf the enablin
gy currently as a book ti
ty of Pittsbur
April 4, 2012
OLOGY IN
hnology duried a quarter cuments. Ade and field oervision of the resolved wi
n of technologrmine if thisllowing:
y, each compg to significad have been
ot in the tec
ng News-Recction industryve been rec
o maximize thobtain client
hat tablet PCng devices th
available, aitled Applica
rgh – ChevroRobert
| 13
N THE FIE
ing constructmile west ofditionally, thffice. This ti
he project. Tith the implem
gy in the fiels idea is an
pany is facedntly affect then a great prchnological
cord (ENR) ty. The articleiving in theheir companyt approvals, s will not rep
hat allows the
a few resouration of Mob
on Annex t Mroskey
LD
tion. This f the site;
here was a ime could There was mentation
ld, it is an effective
d with the e project. roject for door by
that helps le Tablets e field. It y’s goals. complete place cell e industry
rces were bile IT in
-
Constructin the cobenefits aThroughothe contrreduce th
CASE ST
In order projects wcan be deseemed tSystems isummariz
Case St
The first companyBalfour Be(ROI) of
tion (Bowdennstruction inand drawbac
out this bookibuting facto
he conflicting
TUDIES
to adequatewhere the iteetermined thto be one of included muzed below.
tudy 1
case study ty-wide, phaseeatty decidedthe software
n, 2005). Thisndustry. Addcks associate, Bowden tou
ors (Figure 6g information
ely evaluate em of interesrough a varie the most wi
ultiple case s
hat was revied use of Veld to pilot Vel
e. It was fou
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ficient, ropriate nflicting mation5%
gure 6 Contribut
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alysis of the us helpful taberent forms roblems assos obvious tha
or software, ims and solutie researchinthe industry.addressing t
Beatty ConsiPads for onsftware and dduction of g
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use and applbles that give
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struction decsite project mdetermine thegeneral cond
Error%
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ork
rgh – ChevroRobert
| 14
ications of tee a breakdowgy that are pcontractor re
g needs to be
al to review ped by the teograms, Velaer investigat
heir products
ciding to impmanagement.e return on inditions and o
aterials Failure
5%
oor manship%
on Annex t Mroskey
echnology wn of the
proposed. ework and e done to
previous echnology a Systems tion, Vela s and are
plement a Initially,
nvestment overhead,
-
resulting was due t
Using iPaease-of-uwith Otterjobsite.
The consSystems. issue crefeatures a
This casewill not b
Case St
The seconto increaMassachucommuniof time itparticipatless focus
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in a ROI of mto the real-tim
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struction indu This app inc
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study also ge covered. F
tudy 2
nd case studyase their efficusetts. This ication from tt took to capting parties; s on the pape
earching multion of handwwere describ
ght design an
plementationng meeting md the superineports and do
it was determlowing areas
ersonnel Proroject Acceleisk Reduction
Cost of Quality
more than 300me access to
rt the Vela Mmake them ander Series cas
ustry’s first cludes a docuoff for trackin with or witho
goes into detaFor more info
y that was anciency. Suff project wasthe field backpture field n co-founder
erwork and m
ltiple tablet Pwriting and thbed, with the nd affordable
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mined that co (Vela System
oductivity eration n y
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0%. An increthe quality an
Mobile systemn essential elses also make
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ail on cloud cormation, ple
nalyzed focusfolk Construcs a luxuriousk to the archnotes on-siteand construc
more focus on
PCs, Vela chhe ability to m main focus b price.
esult was thalf. Additionas able to repe also superio
ompanies usims, 2012):
hitectural Eng
ease in efficiend safety asp
m was also slement for coes the tablets
iPad constry, checklists es while walet connection
computing anease visit Vela
es on the usection was his hotel that itects and de, type the dction manag
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ose Motion Cmark up planbeing placed
hat Suffolk’s ally, during aort the problor to the ones
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ency and redpects of their
uggested. Tonstruction ms able to with
ruction appl for QA/QC, lking in the n.
nd BIM, whica Systems’ w
e of Vela Softired to constrequired ve
esigners. Aftdata at the oger, Adam Omproject.
Computing slns with a pen.d on the blen
superintenda project wallem in real tis Suffolk was
nfigured Moti
ty of Pittsbur
April 4, 2012
duced risk wa performance
The low cost,management.hstand the ro
ication is als Safety and C field. Inter
ch are not an website: www
tware on a Sutruct the Libery detailed ter being frusoffice and thmansky, felt
late tablet PC. Several of M
nd of its perfo
dent was abllk through, seime. The qu using before
ion tablets se
rgh – ChevroRobert
| 15
as also evidee.
, long battery. Protecting
ough conditio
so providedCommissioninrestingly, all
area of this sw.velasystems
uffolk Construberty Hotel i and time-costrated by then distribute that there s
Cs to help suMotion tabletormance, rug
le to cut hiseveral probleuality of the ee.
ee exponenti
on Annex t Mroskey
ent, which
y life and the iPads ons on the
d by Vela ng and an l of these
study and s.com .
uction job n Boston, onsuming
he amount e it to all should be
upport the t’s unique
ggedness,
s time of ems were electronic
ial results
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Case St
A third cmulti-faceemploy VCommisstested. Aspecific commissi
With the relativelythe screeautomaticusing Velassist in th
An exampinstance, window. image. Acolumn li
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BENEFI
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tudy 3
ase study reeted construVela Systemssioning trackA handover d
equipment. ioning proce
use of Velay obsolete. Fen in their ocally convertla Systems. he overall or
ple of how e if a few wind The photo co
Also, it could nes were.
this case studof tasks that
TS & SAVIN
iewing case sed that the uased documehnology in thon between t
racy of the inf
mple, many sur accuracy. Into the systemon, while cre
g the numberendent makeusually makesuperintendeo three hours
eviewed on Vction compas’ commissios systems anocument set This set iss (Vela Syst
a Systems’ mField personnwn handwrit
ts to electron Using a Tabrientation with
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studies on thuse of technontation. Deche field. Thithe field and formation.
uperintendenInstead of wam while obse
eating a more
r of trips betes an averages at least twoent spends ans and fifty mi
Arch
Vela Systemsany, expandinoning modulnd equipmen is also creates then delivems, 2012).
mobile field nel can use ating; which tnic text. Comblet PC to viehin the field.
report problenot operating e downloadedd directly on t
the importanformed using
he applicationology in the creasing the is is accompl office. Getti
nts wait until aiting until theerving the woe efficient inte
tween the sitge of five trio, with each n additional inutes a day t
hitectural Eng
s’ website inng their usele on Harvarnt as they areed by electrovered to the
software, tha Tablet PC tothe tablet dimmunicationew drawings
ems in the fie properly du
d into the systhe plans whi
nce of using tg Vela Syste
ns of mobile field will elimpossibility olished by reding the inform
the end of the end of the dork being peernal history
te and field oips per day trip taking athree hours
the superinte
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nvolves Bonde of Vela Sysrd Universitye delivered, onically tyinge owner, sp
he paper sido view drawiisplays as pe
n of punchlists, instead of
eld was alsouring inspectstem and noteich window d
technology inems software
technology iminate manyf human erroducing the pmation direct
he day to recday, superin
erformed. Th for the estim
office can sa between th
approximatel a day in theendent is not
ty of Pittsbur
April 4, 2012
d Brothers, a stems. Bondy’s Northwes installed, reg all relevantpeeding up
de of the coings, as well en strokes, ht items werea bunch of 1
o provided intion; a photo es could be wdoes not wor
n the field. Ae and the tim
in the construy of the probor is an adva
paper-trail invtly from the f
cord their wontendents canhis can increamating depart
ave a lot of the site and fly ten minutee trailer, awa on-site supe
rgh – ChevroRobert
| 16
Massachused Brothers dest Lab proje
eadied for tet documentat the deliver
onstruction p as writing dhighlighter m
e also improv11 x 17 draw
n this case st could be takwritten direc
rk and show w
Also, it showsme and cost
uction industblems associantage associvolved in trafield can also
ork reports; wn enter the infase the accurtment.
ime and monfield office, wes. It is also eay from the srvising. Like
on Annex t Mroskey
etts-based ecided to
ect. Vela sting and tion to the ry of the
process is irectly on marks, or ved while
wings, can
tudy. For ken of the ctly on the where the
s the wide s savings
try, it was iated with iated with ansferring o increase
which can formation acy of the
ney. The while the estimated site. This ewise, the
-
foremen spend at workers.
Without approximproject mminimize
COST E
When anasignificanassociateprovidedto note ththe misce
Sup
A
Proj
AdditionaAnnex, a determinOtterBox on the job
The mainSystems sassociate$11,064. project. T$1,500 to Annex are
spend an hothe field offic This can inc
technology, mately an houmanager spen
d if the field
EVALUATIO
alyzing the cnt advantaged with the la
d by Burchickhat the superellaneous com
Worker
perintendent
Foreman
Accountant
ject Manage
ally, in order short evaluaed that the c protective cbsite.
n costs assocsoftware. Ved with purch This includeThe training help train the shown belo
our a day awce increases crease worke
time is alsur a day transnds an hour areports and q
ON
costs incurrede is found. ack of technok Constructionintendent an
mpany and un
t $
$
$
er $
r to assess thation of the pcost of an iPaase would co
ciated with imela’s softwarehasing Vela fes the use of associated whe end usersow (Table 2).
Table
Arch
way from thethe amount or productivit
so wasted wsferring the wa day confirmquantities of
d and potentTo support logy in the fin, while the d
nd foreman ranion burden
Rate
54.03
48.80
25.00
50.00
he costs involproposed tecad with a waost $70 each
mplementinge prices are bfor a project f the softwar
with learning. The total c
e 1 Costs Associ
hitectural Eng
e site. By deof time they ay, as well as
within the cwork reportsming invoicematerials are
tial savings athis informa
ield can be fodurations weates have a m costs.
Unit Hour
$/hr 3
$/hr 1
$/hr 1
$/hr 1
lved with addchnologies warranty and cand would h
g technology based on the
$10 to $29 mre, as well as this software
costs associat
iated without Te
Universit
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ecreasing thare available increasing th
company’s s from a faxees and materie recorded d
associated wiation, a comfound below re observed
multiplier of
rs/Day Pr
D
3.83 4
1.00 4
1.00 4
1.00 4
ding a new fwas performecamera will c
help protect t
on the Chev individual prmillion and a s online suppe costs $1,00ted with usin
echnology in the
ty of Pittsbur
April 4, 2012
e amount of to supervisehe overall qu
office. Theed copy to theial quantities
directly on sit
ith using techmplete analys
(Table 1). T while on-site1.6 applied t
roject Days
ToHo
486 1,86
486 486
486 486
486 486
3,32
form of techned. From Apcost roughlythe iPad from
vron Annex roject size an duration of port for the
00 for the set ng iPads and
e Field
rgh – ChevroRobert
| 17
f time the sue the project auality of the p
e accountane computer, s. These timete.
hnology in thsis of the labThese unit prie. Also, it is ito them to ac
otal ours
Tot
63.00 $ 10
6.00 $ 2
6.00 $ 1
6.00 $ 2
21.00 $ 16
nology to thepple’s websi
y $937 each. m the rough c
consisted ofnd duration. 24 months wentire durati up; and an a Vela for the
on Annex t Mroskey
upervisors and assist
project.
nt spends while the es can be
he field, a bor costs ices were important ccount for
tal Cost
00,661.62
23,716.80
12,150.00
24,300.00
60,828.42
e Chevron ite, it was Also, an conditions
f the Vela The costs
would cost ion of the additional
e Chevron
-
T
iPad w
Comparin$144,243.Annex wo
APPLIC
There wetechnologthe amouamount oincreasin
Another pthe extenManager punchlist of the copunchlistpunchlist
Safety waconcerns using a s
echnology
w/ warrantyOtterBox CVela SystVela Train
Total
ng the costs .42 was founould have be
ATIONS
ere a lot of gy in the fielunt of time theof time eachg the overall
problem that nsive amount was the lack were still inc
ontractors dis on the Chs would have
as also a hug were repeat
safety inspec
y Type
y & camerCase ems ning
l
without techd (Table 3). en a good jo
Poten
Cos
opportunitied. To begine superinten
h supervisor l quality of th
could have bt of time it tk of communcomplete sixid not know hevron Annee been compl
ge concern otedly brough
ction software
Arch
C
ra $ $ $ 1 $ 2
hnology to the This is an ob to use tech
ntial Savings
ts without T
Technology
Potential Sa
es that the Cn, the overal
ndents and fo spends at e project.
been prevenook to comp
nication durinx months afte what items ex, the comleted in an ap
on the projecht up in meete, provided
Table 2 Estima
Table
hitectural Eng
Cost
937.00 70.00 1,064.00 2,500.00
e costs of imobvious advahnology in the
s Associated in the Field
echnology
y Costs
avings
Chevron Anll quality of th
oremen were the job wou
nted with the plete the punng the first pr the phase w were still o
mmunication ppropriate am
ct and coulding, but wereby Vela, the
ated Technology
e 3 Potential Sav
Universit
gineering | A
Qua
3 3 1 1
mplementing antage and sue field.
d with Techn
$ 160,8
$ 16,58
$ 144,2
nnex would he project w away from t
uld increase
use of technonchlists. A mphase’s puncwas completeopen. By us
delays woumount of time
d have utilizee slowly resoe amount of
y Costs
vings
ty of Pittsbur
April 4, 2012
antity
.00 $
.00 $
.00 $
.00 $
$
technology, upports the i
nology
28.42
85.00
43.42
have benefiwould have inthe project si worker pro
ology in the fmain concer
chlist. Items ed. This wassing technol
uld have bee.
ed technologolved by the risk on the
rgh – ChevroRobert
| 18
Total Cos
$ 2,811.0$ 210.0$ 11,064.0$ 2,500.0$ 16,585.
a potential sidea that the
itted from thncreased by ite. By increoductivity, as
field would hrn of the Con
from the firss partly becalogy to comen reduced
gy in the field offending pajob could ha
on Annex t Mroskey
st
00 00 00 00 00
savings of Chevron
he use of reducing
easing the s well as
have been nstruction st phase’s use many
mplete the and the
d. Safety arties. By ave been
-
reduced. more effic
The commhelp of teequipmenstatus. Alowner in the multip
SUMMA
It is recomsoftware foremen, shoulder
In order tprogram will inclutechnologprogram,future pro
Also, the macient manner
missioning prechnology. nt, enabling lso, the comm an electroniple documen
ARY
mmended thincludes Ve should be g strap, which
to reduce the by Vela’s Seude web-basgy. This wil, as well as hojects.
ain safety cor.
rocess for theReports are the commiss
missioning inic form. This
nts related to
hat Burchick Cela Web, Vegiven an iPa will increase
e difficulty relervice and Sused group sll benefit evehelp them in
Arch
ncerns of the
e Chevron An completed sioning agennformation ans reduces the the commiss
Constructionla Mobile an
ad. Each iPae the durabili
lated to the leupport Teamsessions targeryone withithe long run
hitectural Eng
e project team
nnex would hby the softw
nts and other nd linked doce time wastesioning proce
n purchase Vnd Vela Repad will incluity and mobil
earning curvm will be heldgeted to helpin the compa
n by saving th
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m could have
have also beeware, showinr responsiblecuments can
ed by variousess.
Vela Systems ports. Also, ude an Otterlity of the iPa
ves associated at Burchickp the end uany and willhe company
ty of Pittsbur
April 4, 2012
e been recor
en a more smng the statusee parties to b be created as parties coll
software for each superbox Defende
ad.
d with the nek’s office. Thusers learn l enable Bur a significant
rgh – ChevroRobert
| 19
ded and reso
mooth proceses of all sys
better managand turned ovlecting and c
r future projeintendent, aner Series ca
ew software, hese trainingthe various
rchick to leat amount of m
on Annex t Mroskey
olved in a
ss with the tems and
ge project ver to the
compiling
ects. This nd select se with a
a training g sessions forms of arn Vela’s money on
-
TECHN
PROBLE
The instaChevron difficultieaddition, installatio
Phasing scaffoldinrelated tonumber o
Additionaconsumedstructuralpushing b
Re-sequethe façadthe follow
B Fa Sc Su
BACKGR
To effectperformeproject pmanager,
• Thte
• E(p
• Th
NICAL ANA
EM IDENTI
allation of thAnnex. Be
es were enco the interdepon.
and sequenng systems wo space and of scope mee
ally, construcd much of thl studs, and back the start
encing the façde systems. Twing:
ackground Inaçade Sequechedule Evalummary
ROUND IN
tively analyzed was doneprogress pho, a number of
his was Burcerra cotta nsuring that panels, clips,here was a la
ALYSIS 2 –
FICATION
he exterior facause the roountered whpendencies
cing of the were used tostaging. Co
etings and pla
cting the arche schedulethe finishingt dates for the
çade will helTo properly s
nformation encing luation & Imp
NFORMATIO
ze the probl. This analyotos and stuf difficulties a
hick’s first at
the order wa rails, gasket
ack of flow ar
Arch
– RE-DESI
N
acade causeoofing and chen figuring of each of t
façade waso install the
ountless moveanning sessio
chitectural e and manpo
g and waterpe façade syst
lp decrease support this i
plementation
ON
lems associaysis consisteddying the oand obstacles
ttempt at a la
as placed prots, tile pieces
round the bui
hitectural Eng
GN/RE-SE
ed a numbercurtainwall c out which ithe façade s
s another prdifferent faç
es of the scaons.
yebrow locaower. This fproofing of ttems.
the confusioidea, a detai
ated with thd of multipleriginal sches were broug
arge metal pa
operly with as/sizes, flashiilding with th
Universit
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EQUENCE
r of problemcontractors witems were
systems crea
roblem encoçade systemaffolding swin
ated on the feature was this item hel
on and congeiled study wa
he façade, ae interviews dule. Withi
ght up. These
anel project
dequate quaing)
he different sy
ty of Pittsbur
April 4, 2012
E OF THE F
ms during thwere separatowned by w
ated confusio
ountered. Ams, which cre
ngs were ma
southwest cobuilt and at
ld up other t
estion relatedas performed
a complete a with the proin the interve challenges
and their firs
antities of the
ystems
rgh – ChevroRobert
| 20
FAÇADE
he constructiote prime cowhich contraon and issue
A limited nueated some pade due to th
orner of thettached on-sitrades on th
d to the instad. This study
analysis of oject team, rview with ths were:
st attempt at
different com
on Annex t Mroskey
on of the ntractors, actor. In es during
umber of problems
he limited
building ite out of
he façade,
allation of y includes
the work reviewing e project
installing
mponents
-
• Th
• Hco
• Po
In order tof the actConstructphotos wactual phwith each
Before thobtained.The exterwith two mto fifty feetwo men complete
FAÇADE
The first (Appendiefficiencysequencinthe east eelevation
Once all owere anastudied aneeded tdifferent the variopanels ha
After all estimatedon the Chto create
o The swineffic
he eyebrow o Cause
aboveHaving a sep
omplicated moor definition
to make suggual phasing ption, the gen
were receivedhasing of the h month show
e new phasin. The first pirior phasing motors. Twoet. These staeach, assigne
e the exterior
E SEQUEN
step in devix C). This y of the extng was also elevation and
ns are the foca
of the swing alyzed. By uat each swingto be compleswing dropsus corners a
ad to be coor
of the activd from persohevron Annex a critical pat
wing scaffoldcient also caused a
ed problems e and below tparate curtaimatters ns of scope in
gestions on hprocess needneral contracd, they were exterior (Ap
wing what eac
ng of the façaiece of inform for the Chev
o of these stagages can be ded to the faça façade of the
NCING
eloping the minimizes terior sequebeing decided finish on thal point of the
drops were dtilizing the id
g location. Tete to finish throughout t
and transitiondinated. Thi
vities were donal experienx. The schedh. The final
Arch
ding was con
a number of p associated whe eyebrow inwall contra
n the docume
how to improvded to be resctor, and aski reviewed an
ppendices A ch elevation l
ade could bemation needevron Annex ges have a m
downsized acade of the bue building.
new façade the number
encing. Whed. It was dhe north. The building an
determined, dea of the laThe multiple the respectthe façade, kns of the sysis caused eac
determined, nce that was dule was then façade seque
hitectural Eng
nstantly bein
problems with the swin actor who w
ents
ve the installasearched. Thing for progrnd organized& B). The re
looked like a
e developed,ed related toconsists of th
maximum lenccordingly. Auilding. Thes
sequence w of moves fhile the swinetermined thhe reasoningnd was a main
the activitiesast planner, t
systems werive area we
keeping in mstems. Eachch side of the
their duratiogained while
n finalized byencing sched
Universit
gineering | A
ng relocated
ng staging fo
was not unde
ation of the ehis research fress photos d to developeference bre
at the beginni
, a few key po the scaffoldhree swing s
ngth of forty feAdditionally,se crews will
was to deterfor each swing locations
hat the installg behind thisn concern of
s that neededthe last swingre analyzed are determin
mind the multih corner thate system to be
ons were cae observing
y linking the ndule can be f
ty of Pittsbur
April 4, 2012
d and reset,
r the exterio
er Burchick’
exterior façadfirst began bof the entire
p a visual aideaks down thing of the mo
pieces of infoding that wasscaffolding stfeet and the t there will be perform all
rmine the locing, while ins were beinlation of the s was becau the Universit
d to be perfog drop was tand all the ded. This waiple coordinat consisted oe installed sim
alculated. T the actual wnecessary acfound in Appe
rgh – ChevroRobert
| 21
which was e
or façade acc
’s contractua
de, a compleby contactinge project. Ond and scheduhe project byonth.
rmation needs available atages, each ethird stage cae a total of fothe work nec
cations of thncreasing thng determinfaçade woulse the south ty.
ormed at eachthe first area
different activas done for ation issues r
of terra cottamultaneously
These duratiowork being pctivities to onendix D.
on Annex t Mroskey
extremely
cess, both
al control
ete review g Burchick nce these ule of the y months,
ded to be at the site. equipped an extend
our crews, cessary to
he swings he overall ned, their d start on and east
h location a that was vities that all of the related to
a of metal y.
ons were performed ne another
-
SCHEDU
Once the Construct
Key Differ
Th E Th
When woin extremdeterminsystems. constructsmoothly
SUMMA
After thorhave bee
Pb
T S
K S T
ULE EVALU
new phasingtion. Main di
rences:
he estimatedyebrow tookhere was no
o There o Swing
orking on a pme detail. Aed. This wi Efficient plaing these sys around the p
ARY
roughly analn made:
Proper plannbuilding’s sysThorough defSeparate prim
o Multipproje
o Get alKnowing howStarting from Take advanta
UATION &
g plan was esifferences be
d durations dik up an unexpinitial plan th was no flow
g scaffolding w
roject that haAdditionally, ll help reducanning will astems. Creaperimeter of
lyzing the fa
ning is an estem finitions of th
me contractorple coordinact ll parties invo
w a system wo the end and
age of the on-
Arch
IMPLEMEN
stablished, itetween the tw
iffered from tpected amounhat maximize maintained awas moved b
as complex fa the scopes ce confusionalso ensure tating a phasinthe building
açade system
essential step
e scope of wrs on a projecation and sco
olved in creaorks and is in backtracking-site knowled
hitectural Eng
NTATION
t was comparwo schedules
the actual dunt of time d the efficien
around the bubefore the res
acade systemof work eac
n related to tto the most eng plan that was essentia
ms used on th
p in determ
ork in the doct add additioope review
ating a schednstalled shoulg can prove t
dge to determ
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red to the acs were discov
urations of the
ncy of the swuilding spective area
ms, it is impoch contractothe interdepefficient and allowed the al in this analy
he Chevron
mining the m
ocuments is imonal coordinmeetings ne
dule ld be known to be an effec
mine activity
ty of Pittsbur
April 4, 2012
tual schedulevered and are
e activities be
wing scaffolds
a’s work was
ortant to examor is responspendencies o practical wa constructionysis.
Annex, the
most efficient
mportant nation concereed to be h
before beginctive practicedurations
rgh – ChevroRobert
| 22
e created bye listed below
eing perform
s
s completed
mine all of thesible for neeof the multipay of sequenn of the façad
following co
t way to co
rns to the proeld on a mu
nning the woe in schedulin
on Annex t Mroskey
y Burchick w:
med
e systems eds to be le façade
ncing and de to flow
onclusions
onstruct a
oject ulti-prime
ork ng
-
TECHN
PROBLE
LaboratorChevron for the tecompleteitems thatdate, resunegative job more
In additiouncoverewas contrunder conby the cosubmittaldue to theby Jeff wa
Within thThis new comparispossible performe
SCHEDU
The issuecircumstarelating tothe criticasubstantiato start. Tup.
Once thecommissi
NICAL ANA
EM IDENTI
ry spaces haAnnex deveesting and b
ely dust free t needed to bulting in scheair condition difficult with
on to the aboed some morracted directnstruction. Aommissionings and RFI’s we difference as that it was
his analysis, a schedule wi
son, the key solutions will
ed to help imp
ULE EVALU
es discussedances. Withio the commisal steps and al completionThis schedul
e activities wioning sched
ALYSIS 3 –
FICATION
ave extreme loped some balancing ofbefore any o
be installed tedule compl
n; which tendh cleanliness.
ove complicre problems.tly with the oAnother issueg agent. It wwere not theof viewpointoften difficul
a new commill be compaareas of discl be proposeprove the ove
UATION
d above are n this analysssioning of th their activitin date, detere includes al
were determidule created
Arch
– COMMIS
N
cautions relcomplication
f the systemof the systemhat produced
lications. Added to suck th.
ations, an in The first is
owner and the related to thwas also poin same persos on how the
lt to get the c
missioning scared to the ocrepancy wiled. These solerall efficienc
general issusis, the last plhe building (Aies were detrmining whatll the activitie
ned and a nd by Burch
hitectural Eng
SSIONING
lating to the ns when it ca
ms. The ownms could be t
d dust and dedditionally, thhe dirt from t
nterview withsue that was
hat they did nhe commissinted out that
onnel who rae systems shoommissionin
hedule will briginal schedll be determilutions are oncy of the com
ues that coullanner methoAppendix E)ermined. Tht needed to bes that have
new scheduleick Constru
Universit
gineering | A
G OF LABO
cleanliness ame time to tner insisted turned on; hoebris. This inhe existing Cthe project in
h the projects described wnot get involoning of the t the commis
an the field teould work. Tng agents to v
be developedule used onined. Thesenly some of t
mmissioning p
ld happen ood was utilize). With the suhis was donebe completed an impact on
e was createuction (Appe
ty of Pittsbur
April 4, 2012
ORATORY
and precisioturn on the m on the laboowever, thernterrupted th
Chevron Townto the existi
t’s MEP coorwas that the lved until the building wasssioning ageests. This caThe final issuvisit the site.
ed using the n the Chevroe differences the multiple cprocess.
n any projeced to develoubstantial coe by workingd in order to n the mechan
ed, it was coendix F). D
rgh – ChevroRobert
| 23
Y SPACES
on of the aremechanical eoratory spacre were still lhe owner’s oc
wer was in aning tower, m
rdinator, Jeff commissionie project was the lack of
ents that reviaused some pe that was br
last planneron Annex. D will be analchanges that
ct, dependinop a detailed ompletion datg backwards allow the curnical equipm
ompared to tDuring the
on Annex t Mroskey
eas. The quipment
ces being long lead ccupancy
n extreme making the
Stouden, ing agent
as already site visits ewed the problems rought up
r method. During the lyzed and t could be
ng on the schedule te known,
s from the rrent task
ment start-
the actual schedule
-
compariswere disc
Key Differ
A Fo N St A A La
These keywhile comhandling By delayiwhich wafinished p
The archiconditiondeviationmillwork items. Thdust free contractostrobic fa
The abocommissiwhich puaffected ttile to be
The nipplwork wasitem. Onresulting
The labordeliveredthe casewlaboratorfabricate,
The probschedule ultimately
son and projecovered and
rences:
Air Handling Uootball Shrou
Nipple Plenumtrobic Fan Sta
Architectural MAbove Ceiling
aboratory Ca
y differencesmpiling pos units (AHU’sing the start-uas a major coproducts that
itectural millned air throun in moisture also requiredhis delayed th to properly
ors that did nans.
ve ceiling ioning. The wushed back the mechanic installed to c
le plenums as not well dence this scop in the ceiling
ratory casewd on time, thwork installery casework a, deliver and
lems discuss comparisony responsible
ect team inter are listed be
Units uds at Fume Hms art-Up Millwork & Dg Work / Neeasework
s were analyzsible solutio). The AHU’sup date of thncern of this were to be i
lwork in the ughout the be content wod a lot of altehe strobic fan
y test and banot adequate
work was work that wathe start-up cal equipmecomplete thei
lso caused thefined and thpe problem wg space to the
work was anotere were mu
ed in its entialso involved install.
sed above are. A number e because o
Arch
rviews, mainelow:
Hoods
Dust-Free Acted for Access
zed to determons. First ans were delivee AHU’s mea
s project. Thinstalled, mos
student deskbuilding. Thould result ierations; causns’ start-up dalance. Addely define the
another conas being perf
of the mechnt start-up wir system eva
he ceilings tohere was conwas resolveden get closed
ther issue relultiple changirety, the cod a number o
e only the ma of smaller pf the lack of
hitectural Eng
differences
ivities s Above Ceili
mine the contnd foremostered later thaant that the bis was a mainst of which re
k area was oe millwork win the expansing small amdate because itionally, thee appropriat
ntributing faformed abovehanical equi
was because aluations.
o remain openfusion on wh
d, the fabricad up.
lating to the dges associateommissioningof different c
ain problemsproblems alsof detail in the
Universit
gineering | A
and problem
ing
tributing factt, the main an expected,
building wouln concern beequired cond
one of the mawas extremending and comounts of dus
the laboratoere was a lacte cleanlines
actor to thee the ceilingipment. The the commiss
n for an extenhich contractation of the n
delay of the wd with the ca
g of the builcustom items
s and concerno occurred be scope of w
ty of Pittsbur
April 4, 2012
ms with the co
tors that causproblem foc which delayld not receiveecause of theditioned air.
ain items affeely detailed ontracting ost from the cuory areas neeck of informss that was n
e problems g was taking le reason thesioning agen
nded periodor owned th
nipple plenum
work. Althouasework andlding was un that require
ns that were but it was uncwork within t
rgh – ChevroRobert
| 24
ommissioning
sed the discrecused aroundyed their stare any conditi
e significant a
ected by theand precisef the materi
utting and fitteded to be coation provid
needed to tur
experiencedlonger than ee above ceilnt required a
d of time. Thee work relat
ms was able
ugh the cased lab spaces.nable to begd a significan
discovered wclear which pthe project.
on Annex t Mroskey
g process
epancies, d the air t-up date. ioned air, amount of
e delay of e and any ials. The ting of the ompletely
ded to the rn on the
d during expected, ling work all ceiling
e scope of ed to this to begin;
work was . Without gin. The nt time to
within the party was The next
-
section dconfusion
SOLUTI
As discucommissito the Che
The delaproblemscritical pproblemscritical pahave beeapproval would hatime.
If this prpossibilitbeing prereducing componetesting an
Reducingpreventeresulted define thneeded to
Finally, thCommisstested. Aspecific commissi
Overall, tproject ocoordinatremembeconstruct
discusses posn and difficult
ONS
ssed above,ion process. evron Annex
ay in the dels for the conath item thats that resulteath item direen the propo from the Ow
ave accepted
roposed soluy to help theefabricated s the amount
ents would limnd balancing
g the confusid by a morein confusing
he requiremeo occur befor
he commissiosioning trackA handover d
equipment. ioning proce
there were a on schedule.tion that neeer that constr a building o
ssible solutioty that occurr
, there were This section
x.
livery date fstruction of tt affected a n
ed from this ectly affectedosal of workiwner of the e the proposa
ution was noe project stayshould have of time nee
mit the amoun to possibly b
ion and diffie detailed sc and an inad
ents of each re the testing
oning process systems anocument set This set iss (Vela Syst
number of id These sol
eded to be dructing a buif the highest
Arch
ons that couldred during th
e a number discusses po
for the AHUthe project. number of acdelay, a lett
d the completing overtimeextra costs t
al and extra c
ot accepted y on schedulbeen. This weded to instant of time thabegin on the
iculties encocope of workdequate amo
party, resulg and balanci
ss could havend equipmen is also creates then delivems, 2012).
deas and sollutions were done throughilding is a te quality poss
hitectural Eng
d have beenhe commissio
of problemossible soluti
’s was a ma This deliverctivities throer could havtion date of te to maintainhat would bcosts, allowin
by the Ownle. Any comwould allow all the items
at the ceiling original date
untered durk for the con
ount of risk sting in repeing of the me
e been simplint as they areed by electrovered to the
utions that co not discove
hout the progeam effort anible.
Universit
gineering | A
n implementeoning proces
ms that resulions to these
ain problem ry date and t
oughout the pve been writthe project. n the substane encounterng the possib
ner, prefabrimponents or s
the compones in the field needed to be.
ring the endntractors. Thsharing. Theeat work; espechanical equ
ified by the ue delivered, onically tyinge owner, sp
ould have beered becausgress meetin
nd everyone
ty of Pittsbur
April 4, 2012
ed on the prs on the Chev
lted in a co problems th
that contribthe installatioproject. In otten to the O Also includential compleed. More thbility of comp
ication couldsystems that ents to begind. Prefabricbe open and e
d of construche informatio
e scopes propecially in thuipment coul
use of technol installed, reg all relevantpeeding up
een implemese of the lacngs. Therefoinvolved sho
rgh – ChevroRobert
| 25
roject to minvron Annex.
onfusing andhat are related
buted to manon of the AHorder to min
Owner statinged in this lettetion date, rehan likely, thpleting the p
d have been had the posn being sizedcating the mexposed, allo
ction could aon that was
ovided did nohe final clead begin.
logy in the fieadied for tet documentat the deliver
ented to helpck of leaderore, it is impould work to
on Annex t Mroskey
nimize the
d difficult d directly
ny of the HUs was a nimize the g that this er should equesting he Owner project on
n another ssibility of d and cut, echanical owing the
also been provided ot clearly
an up that
eld. Vela sting and tion to the ry of the
keep the rship and portant to
ogether to
-
SUMMA
After thorhave bee
Gin
R Th
th Th St A
ex Th
p Th
ARY
roughly analyn made:
Get the commn hand with thequire the cohe same com
he testing he commissiotart-Up of the
An adequate axpected of thhe commissiroject to minhe commissio
yzing the com
missioning aghe design teaommissioningmmissioning
oning agent ne AHU’s was aamount of infhem to be ablioning proce
nimize the numoning proces
Arch
mmissioning
gent involvedam to spot pog agent to visagent should
needs to be aa critical pathformation neele to turn on
ess, as a whmber of unfoss is affected
hitectural Eng
process for
d in the projeossible issuessit the projecd do the sub
available whh item, delayeds to be prothe strobic fa
hole, should reseen prob by all trades
Universit
gineering | A
the Chevron
ect during thes ct site routinebmittal and R
hen they are sying multiple ovided to infoans be an area lems s
ty of Pittsbur
April 4, 2012
n Annex, the
e design pha
ely RFI reviews a
schedule activities orm/define t
of interest t
rgh – ChevroRobert
| 26
following co
ase so they w
and then com
he contracto
throughout t
on Annex t Mroskey
onclusions
work hand
me and do
rs what is
the entire
-
TECHN
PROBLE
The Chevprotectionall placedpackage flashing t
After lookproject mOnce thisGhildyal the additidecided tbe perfor
BACKGR
Before anDuring Ugreen rootake the aconsidereby Utkars
There aregreen rooeffect, asincreaseswhich can
To assist Building Awith a grgreen roofoot, as crequire edesignedimposed
NICAL ANA
EM IDENTI
vron Annex’sn board on td on top of mwas bid se
o the façade
king into themanager, it ws was foundof Renaissanional expensthat the initiarmed.
ROUND RE
ny changes toUtkarsh’s inte
of to a buildiadditional soed. More mash, http://gba
e a number oofs help redu well as red
s the marketn reduce the
with compiliAlliance (GB
reen roof. Gofs are lightecompared to excessive mad to provide
on the roof. (
ALYSIS 4 –
FICATION
s roof consishree inch tapmetal deckinparately, wh systems.
e idea of addwas discovered out, one once 3 Architee of adding a
al idea of a gr
ESEARCH
o the roof derview, he offing. First an
oil load. Alsoaintenance byapgh.org/ an
of benefits assuce the amou
duce greenhotability of the potential for
ing informatiBA) was extreGenerally, theer and less ex the 80-150
aintenance an a space of (GBAPGH, 20
Arch
– ADDITIO
N
ts of a new Tpered insulang supportedhich caused
ding a greened that the Af the Archite
ects. While ta green roof; reen roof wo
esign or struffered a numnd foremost, to, a root barry the Owner
nd the city of
sociated withunt of heatinouse gases. e building. flooding and
ion, the souremely helpfuere are two
xpensive thanpounds per nd are not in interaction 012)
hitectural Eng
ON OF A G
Thermoplastiation with air d by the buil some comp
n roof to theAnnex’s origects involvedalking with U so there wasuld be taken
ucture, a bettmber of sugge
the roof wourier and a thi would also bPortland.
h the additiong and coolin Adding a g Green roofsd water conta
ces providedul in develop
types of gren intensive. Tsquare foot
ntended for ubetween nat
Universit
gineering | A
GREEN RO
ic-Polyolefin barrier and lding’s steel
plications wh
e Chevron Anginal design d with the pUtkarsh, he ss no detailedn to the next s
ter understanestions and i
uld need addicker layer obe required.
n of a green rng needed. Tgreen roof als also reducamination. (G
d by Utkarshping an undeeen roofs; exThey typicall of an intensuse by humature and hu
ty of Pittsbur
April 4, 2012
OOF
(TPO) syste gypsum boal frame. Addhen installing
nnex and intintended on project was stated that th
d information step and a de
nding of greissues to con
ditional structof waterproof
Two sources
roof to a builThey help relso provides ce a buildingGBAPGH, 201
h were first rrstanding of
xtensive and ly weight 10-sive roof. Exans. Howeveumans, which
rgh – ChevroRobert
| 27
m that is plaard sheathingditionally, thg the transit
terviewing B having a grinterviewed
he owner did provided. Itetailed analy
en roofs wasnsider when tural reinforcfing would nes were also s
lding. As maeverse the he sound insul
g’s stormwate12)
reviewed. Th the layers a intensive. E-50 pounds pxtensive roo
er, intensive h increases t
on Annex t Mroskey
aced over g. This is
he roofing tions and
Burchick’s reen roof.
d; Utkarsh d not want t was then
ysis would
s needed. adding a cement to eed to be
suggested
any know, eat island ation and er runoff,
he Green associated Extensive er square
ofs do not roofs are the loads
-
Regardlewaterprosecond lawater, asThe typesto be livinplants beconsider
In additioinstance, wind is afrom blow
The layerfor the rostructure.
PROPOS
When coconsidereAnnex’s r
Once an developeintensive
In additiogreen rooadding anThis cannconnectio
ss of the typeofing. The w
ayer associat well as prevs of medium,ng on the gre
eing installed drought and
on to these fo a small laye
an issue, a wiwing soil off o
rs and detailiof can place . Additionall
SED DESIG
onsidering aded. First off, roof will be a
intensive gred. With th green roof d
on to the conof needs to bn intensive g
not be accomon between t
e of roof, botwaterproofingted with a grventing the p, mixture andeen roof. Fin
d on a green r wind-resista
our layers, ser of gravel cind erosion lof the roof.
ing of a gree additional loly, the draina
GN
dding a gree the primary ccessible for
reen roof wahe help of Adesign was ab
nsiderations pbe consideredreen roof to t
mplished with the Chevron
Figure 7 Sta
Arch
h types consg is used to peen roof is thpotential for d depth of thenally, vegetatroof should b
ant plants.
everal speciaan be placedlayer can be
en roof is a croads on the roage associate
en roof to a function of thr human use,
as chosen, thAmerican Hyble to be dev
previously dd. Also, the the Chevron a roof hatch Annex’s roo
andard Lawn Ass
hitectural Eng
sist of four baprevent the phe drainage.leaking and e growing mtion is anothebe non-invas
alized layers d on the drai
e added to th
ritical step inoof and struc
ed with the ad
a building, thhe green roo an intensive
he design androtech, Inc
veloped (Figu
discussed, theonly point of Annex, the m, so it is prop
of and the ex
sembly Courtesy
Universit
gineering | A
asic layers. Tpenetration o. The draina rotting. A g
medium depeer layer needive and nativ
can be choseinage layer the growing m
n the design cture, which wddition of a g
here are a nof needs to b roof will be
nd detailing c.’s website ure 7).
e drainage af access to th
main purposeposed that a nxisting Chevr
y of American Hy
ty of Pittsbur
April 4, 2012
The first layerof any water iage is used togrowing med
ends on the tyded for a greve to the regi
en to be addo provide ex
medium laye
process. Thwill result in a
green roof nee
number of itbe determine chosen over
of the greeand literatu
associated wihe roof is throe is for use bynew access pron Tower’s
ydrotech, Inc.
rgh – ChevroRobert
| 28
r of a green rinto the buildo help removdium is also ypes of planteen roof. Theion. It is also
ded to the dextra drainageer to prevent
he more layera need to inceds to be ana
tems that need. Since the an extensive
en roof needure, a typica
ith the additiough a roof hy the buildin
point be crea10th floor. Th
on Annex t Mroskey
roof is the ding. The ve excess essential. ts that are e types of o smart to
sign. For e. Also, if the wind
rs chosen crease the alyzed.
eed to be e Chevron e one.
ded to be al shallow
ion of the hatch. By g’s users.
ated at the his would
-
require thpoint. A proposedonly grastwo feet w
INSTALL
Due to thof the sysand are d
The first sthe membmembranof the mmembran
Once the seal. Afteover the pin order t
Next, thethicknessall drain drainage
he removal o plan view ofd green roof ss and concrewide. The res
LATION PR
e complexitystem. To ass
described be
step involvedbrane terminne consists ofembrane is
ne while still w
membrane aer the membprevious layeto protect aga
e insulation is of the insulalocations and component
of the womenf the proposelayout and itete pavers. Tst of the roof
ROCEDURE
y of a green rsist with the ilow (Figure 8
Ac
Le
Ro
Ins
Ga
Fil
Sy
Ha
Lit
Er
Ro
Mi
d with constrnation pointsf one coat at then installe
warm to ensu
and Hydroflerane is approer, extendingainst the later
s to be laid ation should bd ensure proof the system
Fi
Arch
n’s toilet in ted green roots componenThe pavers a is covered in
E
roof system, installation, s8). (Hydrotec
ctivity Name
eak Test
oot Stop - Loo
sulation - Lo
ardendrain 3
ll Gardendra
stemFilter
ardscape Ele
te Top Grow
osion Contro
oll GardMat
isc. Planting
ructing a gre are located 90 mils into wed at 125 mure good adh
ex 30 are instoved, the Rog it full heighral growth of
loosely overbe predetermoper fitting am needs to be
igure 8 Steps As
hitectural Eng
the Chevron of can be fou
nts. Keeping are placed arn grass and is
the installatisteps for the ch, 2012)
e
ose Lay
oose Lay
30 - Loose La
ain w/ Aggre
ements & Pa
wing Media
ol Blanket
& Stake in P
gs
en roof is to above the ewhich Hydro
mils with the hesion.
alled, a leak ot Stop can b
ht to cover allf roots.
r the root bamined, basedaround all pee put in plac
ssociated with thGreen Roof
Universit
gineering | A
n Tower and und in Appen the layout siround the ens completely
ion is a cruci installation o
ay
egate
avers
Place
install the roeventual leveotech’s Flex F Hydroflex 3
test is to be be installed. l flashing and
arrier that wd on the desienetrations. ce. The Gard
he Installation of
ty of Pittsbur
April 4, 2012
a door be adndix G. Theimple, the gr
ntire perimety accessible t
ial part of theof the green
oofing membel of the soil Flash is embe30 being ro
performed tThe Root Stod lapping ad
was just previred R-value. After installidendrain 30 m
f a
rgh – ChevroRobert
| 29
dded at the e plan view sreen roof syster of the rooto humans.
e overall per roof were d
brane, makin and vegetatedded. A seclled directly
o ensure a wop is to be laidjacent sheets
viously instal. Also, cut thing the insulmaterial is to
on Annex t Mroskey
transition shows the stem uses of and are
rformance developed
ng sure all tion. This cond coat
y into the
water-tight id loosely s five feet
lled. The he foam at ation, the
o be loose
-
laid over all penetr
The nextHydrotecplaced ovthe soil fr
After theincorporapaver bal
Hydrotecmedia is sis rolled complete
MAINTE
Properly beautiful attention importancweeds wi
By propesimplifiedmaintena
R M Ir
The seedseeds canrecommeit reduces
Also, graroof shoukeeping t
It is also iof vegetairrigatingplanted o
the entire rorations.
step involvch’s LiteTop Ever the Garderom washing
e filter fabricated in the dellasts require
ch’s Lite Top spread to theout over the
ed, the variou
ENANCE
designing a architectura
and care thce of giving ill invade the
erly planningd and reducence. The am
emoving unwMowing, trimmrrigation
s of many unn create man
ended methos the amount
ss lawn landuld also be trthe trees and
important to ation used wig. However, on the roof, as
oof deck, wit
ved with instExpanded Agendrain and out through t
c is installedesign; which ed for wind re
growing mee desired thice growing mus plantings c
and installingl feature. Hohroughout its the green ro area and var
g for the amed. Howeve
mount of main
wanted plantsming, prunin
nwanted planny unwantedd of removin of digging n
dscapes requrimmed and
d shrubs heal
determine thithin the syst the frequens well as the i
Arch
th the aeratio
talling the gggregate. O lapped at leathe system.
d, it is then can be built esistance are
edia is then ickness, an er
media and stacan be put int
g a green roowever, a grs lifetime inoof proper arious areas o
mount of mar, it is impor
ntenance a gr
s g
ts and weedsd plants and wng these