INVITATION FOR BIDS

The City Of Alamosa, Colorado, will accept bids until May 31, 2016 at 2:00 p.m., Mountain Standard Time, at the Public Works Department, located at 300 Hunt Avenue, Alamosa, Colorado at which time and place all bids will be publicly opened and all bid prices read aloud for furnishing labor and construction for the project entitled “2016 Richardson Utility Replacement Project”, This project is briefly described as follows: All labor and equipment for replacement of existing Utilities: 1,300 L.F. of water main, 476 L.F. of Sewer line, 85 L.F. of storm Drain Line, 12 Water, and 5 Sewer services. The City of Alamosa; Will Supply All Materials for project. All Bids must be submitted, and all work done in full compliance with:

• Specifications for the project • Any special provisions for this project • The 2012 City of Alamosa Standard Construction Specifications, as amended

Envelopes containing the bid proposal shall be addressed as follows:

Patrick Steenburg

Public Works Director Department of Public Works

City of Alamosa Post Office Box 419

Alamosa, Colorado 81101

Bids may be hand-delivered to Public Works Department, 300 Hunt Avenue. The bid must Be Placed in One Envelope, Securely sealed and clearly labeled “2016 Richardson Utility Replacement Project”, in addition to the name of bidder and bidder’s address on the outside of the envelope. The City of Alamosa shall not be responsible for premature opening of bids not properly labeled. All bids are to be submitted on the basis of cash payment for the work and materials and shall be accompanied by a certified check or bidder’s bond in an amount not less than five percent of the total bid amount. The check(s) or bond(s) shall be made payable to the City Clerk, Alamosa, Colorado, as security that the bidder(s) to whom the awards(s) are made will enter into contract to build the improvements bid upon and furnish the required bonds and insurance.

Only those bids received by the Public Works Department on or before May 31, 2016 2:00 p.m., Mountain Standard Time will be eligible for consideration. Any bid received after the closing time, regardless of the method of delivery, shall be returned unopened to bidder. Bids may not be withdrawn after closing time. The successful bidder will be required to complete the work outlined herein and depicted on the project plans by June 30th, 2016. The low bidder shall supply the names and addresses of subcontractors when required to do so by the Owner. All work is to be guaranteed for a period of one year following final acceptance. No bid may be withdrawn within a period of sixty (60) days after the date fixed for bid opening. The City Of Alamosa reserves the right to reject any and all bids and to waive informalities in bids submitted and to accept whichever bid that is in the best interest of the City, at its sole discretion. Any and all Questions shall be submitted in writing prior to close of business on May 26, 2016 by Electronic mail to RMartinez2@ci.alamosa.co.us

FL =

39.37

TC

=39.87

ST

A 11+

58.9

FL=

40.38

TC

=40.88

ST

A 16+

56.89

EX

IS

TIN

G IN

LE

T

GR

AT

E =

39.94

ST

A 17+

04.4

EX

IS

TIN

G IN

LE

T

GR

AT

E =

39.81

ST

A 17+

55.6

FL=

40.04

TC

.=

40.54

ST

A 17+

71.25

2' WIDE VALLEY PAN

(SEE DETAIL)

5.5' WIDE SIDEWALK

(SEE DETAIL)

R

2

.

0

R

5

.

0

R

2

.

0

ST

A 11+

72.16

ST

A 16+

72.22

ST

A 17+

84.48

CENTERLINE

30.0

30.0

ST

A 15+

91.27

IN

ST

ALL C

UR

B

RA

MP

T

YP

E 2B

ST

A 11+

76.06

IN

ST

ALL C

UR

B

RA

MP

T

YP

E 2B

ST

A 17+

67.4

IN

ST

ALL C

UR

B

RA

MP

T

YP

E 2B

HIG

H P

OIN

T

FL=

40.12

HIG

H

PO

IN

T

VA

RIE

S

17.0

17.5

10.0

R

2

0

.

0

R

1

0

.

0

E

X

IS

T

IN

GS

ID

E

W

A

L

K

S

T

A

1

0

+

6

3

.

7

I

N

S

T

A

L

L

C

U

R

B

R

A

M

P

T

Y

P

E

1

A

ST

A 10+

03.3

BE

GIN

C

ON

ST

RU

CT

IO

N:

MA

TC

H E

XIS

TIN

G F

L

ELEV.=40.61±

MA

TC

H LIN

E

3R

D S

TR

EE

T

U

.

S

.

2

8

5

/

1

6

0

IN

ST

AL

L N

EW

IN

LE

T

GR

AT

E=

38.55

(S

EE

IN

TE

RS

EC

TIO

N P

LA

N)

IN

ST

ALL C

UR

B

RA

MP

T

YP

E 1A

ST

A 10+

59.7

ST

A 16+

94.4

IN

ST

ALL C

UR

B

RA

MP

T

YP

E 2B

I

N

S

T

A

L

L

9

7

L

F

C

U

R

B

A

N

D

G

U

T

T

E

R

TR

AN

SIT

IO

N T

O 2' P

AN

W

IT

H

SID

EW

ALK

T

HIC

KE

NE

D E

DG

E

IN

ST

ALL 77 LF

CU

RB

A

ND

G

UT

TE

R

ST

AM

PE

D C

ON

CR

ET

E

CO

OR

DIN

AT

E W

IT

H C

IT

Y O

F

ALA

MO

SA

. S

EE

D

ET

AIL

(S

HE

ET

10

)

RA

IS

ED

IS

LA

ND

IN

ST

AL

L C

UR

B R

AM

P T

YP

E 1D

.

CO

OR

DIN

AT

E W

IT

H C

IT

Y O

F

ALA

MO

SA

R

EG

AR

DIN

G

RE

LO

CA

TIO

N O

F E

XIS

TIN

G F

H.

IN

ST

ALL C

UR

B R

AM

P

TY

PE

1D

REMOVE AND REPLACE 128±

LF

O

F 6" V

ER

TIC

AL C

UR

B A

ND

GU

TT

ER

W

IT

H 2' P

AN

REMOVE AND REPLACE 121±

LF

O

F 6" V

ER

TIC

AL C

UR

B A

ND

GU

TT

ER

W

IT

H 2

' P

AN

REMOVE AND REPLACE 17± LF

OF

6" V

ER

TIC

AL C

UR

B A

ND

GU

TT

ER

W

IT

H 2' P

AN

41

43

39

37

35

33

31

45

47

49

41

43

39

37

35

33

31

45

47

49

EX

IS

TIN

G IN

LE

T

GR

AT

E =

39.94

EX

IS

TIN

G IN

LE

T

GR

AT

E =

39.81

BE

GIN

C

ON

ST

RU

CT

IO

N:

MA

TC

H E

XIS

TIN

G F

LO

WLIN

E

ELEV.= 40.61±

IN

ST

ALL N

EW

IN

LE

T

GR

AT

E =

39.0

ST

A 10+

03.3

ST

A 10+

76.9

HIG

H P

OIN

T

FL

E

LE

V.=

40.38

PA

N E

LE

V.=

40.20

FINISHED PAN

EXISTING PAN

HIG

H P

OIN

T

ELE

V.=

40.05

25.6

@ 0.43%

25.6

@ 0.94%

ST

A 16+

56.8

9

580.0 ± LF @ 0.2%

47.5± LF

@ 0.54%

ST

A 17+

4.4

ST

A 17+

30

ST

A 17+

55.6

MA

TC

H LIN

E

73.7± LF

@ 2.2%

DRAWING

SHEET

OF

KR

DRAWN:

CHECKED:

APPROVED:

TIT

LE

:

JOB NO.

CLIE

NT

:

1"=30'

SCALE:

DATE:

APRIL, 2016

RICHARDSON AVE. RICHARDSON AVE.

REY

NO

LDS

ENG

INEE

RIN

G C

OM

PAN

Y

INTERSECTION

7 10

PLAN AND

PROFILE

RICHARDSON AVE.

PLAN

PROFILE

CIT

Y O

F A

LAM

OSA

PLA

N A

ND

PR

OFI

LER

ICH

AR

DSO

N A

VEN

UE

STR

EET

IMPR

OV

EMEN

T PR

OJE

CT

FL=

40.38

TC

=40.88

ST

A 16+

56.89

EX

IS

TIN

G IN

LE

T

GR

AT

E =

39.94

ST

A 17+

04.4

EX

IS

TIN

G IN

LE

T

GR

AT

E =

39.81

ST

A 17+

55.6

FL=

40.04

TC

.=

40.54

ST

A 17+

71.25

FL=

40.37

TC

.=

40.87

ST

A 18+

85.61

FL=

40.59

TC

.=

41.09

ST

A 19+

61.07

FL=

40.61

TC

.=

41.11

ST

A 21+

99.43

2' WIDE VALLEY PAN

(SEE DETAIL)

5.5' WIDE SIDEWALK

(SEE DETAIL)

R

5

.

0

R

2

.

0

R

2

.

0

R

5

.

0

R

5

.

0

ST

A 16+

72.22

ST

A 17+

84.48

ST

A 19+

00.75

ST

A 19+

14.48

R

5

.

0

ST

A 19+

51.12

ST

A 19+

74.25

CENTERLINE

ST

A 17+

67.4

IN

ST

ALL C

UR

B

RA

MP

T

YP

E 2B

ST

A 21+

74.5

IN

ST

ALL C

UR

B

RA

MP

T

YP

E 2B

HIG

H P

OIN

T

FL=

40.12

HIG

H

PO

IN

T

30.0

30.0

VA

RIE

S

17.0

17.5

R

2

0

.

0

R

1

0

.

0

EXISTING PAN

AND HC PARKING

MA

TC

H LIN

E

3R

D S

TR

EE

T

2N

D S

TR

EE

T

10.0

EXISTING

INLETS

ST

A 16+

94.4

IN

ST

ALL C

UR

B

RA

MP

T

YP

E 2B

UT

ILIT

Y B

OX

IN

ST

ALL C

UR

B R

AM

P T

YP

E 1D

.

CO

OR

DIN

AT

E W

IT

H C

IT

Y O

F

ALA

MO

SA

R

EG

AR

DIN

G

RE

LO

CA

TIO

N O

F E

XIS

TIN

G F

H.

IN

ST

ALL C

UR

B R

AM

P

TY

PE

1D

IN

ST

ALL C

UR

B R

AM

P

TY

PE

1D

REMOVE AND REPLACE 51± LF

OF

6" V

ER

TIC

AL

C

UR

B A

ND

GU

TT

ER

W

IT

H 2' P

AN

REMOVE AND REPLACE 26± LF

OF

6

" V

ER

TIC

AL C

UR

B A

ND

GU

TT

ER

W

IT

H 2' P

AN

REMOVE AND REPLACE 40± LF

OF

6" V

ER

TIC

AL

C

UR

B A

ND

GU

TT

ER

W

IT

H 2' P

AN

ST

A 2

0+

89

.4

41

43

39

37

35

33

31

45

47

49

41

43

39

37

35

33

31

45

47

49

EX

IS

TIN

G IN

LE

T

GR

AT

E =

39.94

EX

IS

TIN

G IN

LE

T

GR

AT

E =

39.81

EX

IS

TIN

G IN

LE

T

GR

AT

E =

40.3

9

HIG

H P

OIN

T

ELE

V.=

40

.8

0

105.4± LF @ 0.38%333.8± LF @ 0.29%

EN

D C

ON

ST

RU

CT

IO

N:

MA

TC

H E

XIS

TIN

G F

LO

WLIN

E

ELEV.= 40.61±

HIG

H P

OIN

T

EL

EV

.=

40.05

ST

A 17

+4

.4

ST

A 1

7+

30

ST

A 1

7+

55

.6

ST

A 21

+9

4.8

ST

A 22

+1

8

MA

TC

H LIN

E

FINISHED PAN

EXISTING PAN

DRAWING

SHEET

OF

KR

DRAWN:

CHECKED:

APPROVED:

TIT

LE

:

JOB NO.

CLIE

NT

:

1"=30'

SCALE:

DATE:

APRIL, 2016

RICHARDSON AVE. RICHARDSON AVE.

REY

NO

LDS

ENG

INEE

RIN

G C

OM

PAN

Y

INTERSECTION

8 10

PLAN AND

PROFILE

RICHARDSON AVE.

PLAN

PROFILE

CIT

Y O

F A

LAM

OSA

PLA

N A

ND

PR

OFI

LER

ICH

AR

DSO

N A

VEN

UE

STR

EET

IMPR

OV

EMEN

T PR

OJE

CT

S

T

O

R

M

D

R

A

I

N

1

2

"

C

L

A

Y

P

I

P

E

S

T

O

R

M

D

R

A

I

N

6

"

S

T

E

E

L

P

I

P

E

S

T

O

R

M

D

R

A

IN

8

"

P

V

C

S

T

O

R

M

D

R

A

I

N

1

2

"

C

L

A

Y

P

I

P

E

RIM=39.7

INV 12" CLAY =37.2

INV 6" STEEL=37.6

INV 8" PVC=37.7

GRATE = 38.8

INV 6" STEEL = 37.8

GRATE = 38.7

INV 8" PVC = 37.7

REMOVE EXISTING MANHOLE. INSTALL

NEW MANHOLE TO MATCH EXISTING 12"

MAIN AND WITH NEW INVERT ELEVATIONS

FOR NEW 8" LATERALS

INV NW (12" CLAY)= 37.2± MATCH EXIST.

INV SE (12" CLAY)=37.2± MATCH EXIST.

INV NW (8")=37.3

INV NE (8")=37.3

RIM= 39.7±

REMOVE EXISTING INLET AND 6"

STEEL PIPE.

INSTALL 65 LF 8" STORM DRAIN

PIPE AND NEW INLET BOX.

SEE DETAIL THIS SHEET

GRATE ELEV = 39.0

PIPE INV ELEV=37.6

INSTALL 20'± LF 6" STORM DRAIN

PIPE AND NEW INLET BOX.

SEE DETAIL THIS SHEET

GRATE ELEV = 38.55

PIPE INV ELEV=37.4

REMOVE EXISTING INLET AND 8"

PVC PIPE.

R

.

O

.

W

.

R.O.W.

PRECAST FLAT MH TOP W/

ECCENTRIC 24" OPENING

DESIGNED FOR HS-20 LOADING, MIN.

USE CONC COLLAR OR FULL

DEPTH ASPHALT

PRECAST CONC GRADE RINGS

(6" VERT ADJUSTMENT MAX)

MANHOLE COVER

AND RING

PRECAST REINFORCED MH BARREL

PER ASTM C478

JOINT SEALING COMPOUND, TYP

#4 REBAR AT 12" O.C. E.W.

TOP AND BOTTOM

FLOW CHANNELS AND INVERTS

SHALL BE FORMED BY SHAPING

WITH LEAN CONC

(fc = 2000 PSI MIN)

FLOW CHANNELS AND INVERTS

SHALL BE FORMED BY SHAPING

WITH LEAN CONC

(fc = 2000 PSI MIN)

8" D

RA

IN P

IPE

6

"

D

R

A

IN

P

IP

E

1

2

"

D

R

A

I

N

P

I

P

E

M

A

T

C

H

E

X

I

S

T

.

12" D

RA

IN

P

IP

E

MA

TC

H E

XIS

TIN

G

ELEV= 39.7

ELEV= 37.2ELEV= 37.3

ELEV= 36.2

PLAN

SECTION

6" LAYER OF

2" MINUS ROCK

NEW STORM DRAIN MANHOLE

REV C7001-110-393DWG NO.1 OF 1SHEET1:40SCALEDWG SIZE A

3130 VERONA AVEBUFORD, GA 30518PHN (770) 932-2443FAX (770) 932-2490www.nyloplast-us.com

DRAIN BASIN WITH 2 FT X 3 FT ROAD & HIGHWAY GRATEQUICK SPEC INSTALLATION DETAIL

TITLEPROJECT NO./NAME

MATERIAL

DATE

APPD BY

03-22-10DATE

EBCDRAWN BY

03-16-16

NMH

(4) ADAPTERANGLES

VARIABLE 0° - 360°ACCORDING TO

PLANS

18" - 30"

(2) VARIABLE SUMP DEPTHACCORDING TO PLANS

(6" MIN ON 18" & 24", 10" MIN ON 30"BASED ON MANUFACTURING REQ.)4" MIN ON 18" & 24"

6" MIN ON 30"

MINIMUM PIPE BURIALDEPTH PER PIPEMANUFACTURER

RECOMMENDATION(MIN. MANUFACTURING

REQ. SAME AS MIN. SUMP)

(2) VARIABLE INVERT HEIGHTSAVAILABLE (ACCORDING TO

PLANS/TAKE OFF)

NYLOPLAST 2 FT X 3FT ROAD & HIGHWAY STRUCTURE: 32 _ _ AGR _ _ X

1 - 18" - 30" FRAMES & GRATES SHALL BE DUCTILE IRON PER ASTM A536 GRADE 70-50-05.2 - DRAIN BASIN TO BE CUSTOM MANUFACTURED ACCORDING TO PLAN DETAILS.3 - DRAINAGE CONNECTION STUB JOINT TIGHTNESS SHALL CONFORM TO ASTM D3212 FOR CORRUGATED HDPE (ADS N-12/HANCOR DUAL WALL), N-12 HP, & PVC SEWER (4" - 24").4 - ADAPTERS CAN BE MOUNTED ON ANY ANGLE 0° TO 360°. TO DETERMINE MINIMUM ANGLE BETWEEN ADAPTERS SEE DRAWING NO. 7001-110-012.5 - ROAD & HIGHWAY GRATE SHALL MEET H-20 LOAD RATING.

(1, 2) INTEGRATED DUCTILE IRON FRAME &GRATE TO MATCH BASIN O.D.

(3) VARIOUS TYPES OF INLET & OUTLET ADAPTERSAVAILABLE: 4" - 30" FOR CORRUGATED HDPE

(ADS N-12/HANCOR DUAL WALL, ADS/HANCORSINGLE WALL), N-12 HP, PVC SEWER (EX: SDR 35),

PVC DWV (EX: SCH 40), PVC C900/C905,CORRUGATED & RIBBED PVC

WATERTIGHT JOINT(CORRUGATED HDPE SHOWN)

THE BACKFILL MATERIAL SHALL BE CRUSHED STONE OR OTHERGRANULAR MATERIAL MEETING THE REQUIREMENTS OF CLASS I,CLASS II, OR CLASS III MATERIAL AS DEFINED IN ASTM D2321.BEDDING & BACKFILL FOR SURFACE DRAINAGE INLETS SHALL BEPLACED & COMPACTED UNIFORMLY IN ACCORDANCE WITH ASTM D2321.

THIS PRINT DISCLOSES SUBJECT MATTER IN WHICHNYLOPLAST HAS PROPRIETARY RIGHTS. THE RECEIPTOR POSSESSION OF THIS PRINT DOES NOT CONFER,TRANSFER, OR LICENSE THE USE OF THE DESIGN ORTECHNICAL INFORMATION SHOWN HEREINREPRODUCTION OF THIS PRINT OR ANY INFORMATIONCONTAINED HEREIN, OR MANUFACTURE OF ANYARTICLE HEREFROM, FOR THE DISCLOSURE TO OTHERSIS FORBIDDEN, EXCEPT BY SPECIFIC WRITTENPERMISSION FROM NYLOPLAST.

®

©2013 NYLOPLAST

18" MIN WIDTH GUIDELINE

8" MIN THICKNESS GUIDELINE

TRAFFIC LOADS: CONCRETE SLAB DIMENSIONS ARE FOR GUIDELINEPURPOSES ONLY. ACTUAL CONCRETE SLAB MUST BE DESIGNEDTAKING INTO CONSIDERATION LOCAL SOIL CONDITIONS, TRAFFICLOADING, & OTHER APPLICABLE DESIGN FACTORS.

DRAWING

SHEET

OF

KR

DRAWN:

CHECKED:

APPROVED:

TIT

LE

:

JOB NO.

CLIE

NT

:

1"=10'

SCALE:

DATE:

MARCH, 2016

CIT

Y O

F A

LAM

OSA

REY

NO

LDS

ENG

INEE

RIN

G C

OM

PAN

Y

INTERSECTION

9 10

STORM DRAIN

PLAN

RICHARDSON AVE.

STO

RM

DR

AIN

IMPR

OV

EMEN

TSR

ICH

AR

DSO

N A

VEN

UE

STR

EET

IMPR

OV

EMEN

T PR

OJE

CT

ALL NEW STORM DRAIN PIPE SHALL BE AASHTO M-294 TYPE S (ADS N-12) PIPE AND FITTING

JOINTS TO BE WATER TIGHT.

BACKFILL TRENCH WITH FLOW FILL TO THE TOP OF PIPE ELEVATION OR TO BOTTOM OF ROAD

BASE ELEVATION.

NOTES