j3478(zero harm plan)

PRESENTER’S NAMEDATE

J3478 Construction of Lower Ngau Tau Kok Estate Redevelopment Phase 2 and 6,Demolition and Minor Works at Tung Tau Redevelopment Phase 8 andAlteration and Addition Works of Homantin Estate(Contract No. 20120141)

Zero Harm PlanDate: May 2013

Nelson Wong / Raymond Wong

25 May 2013

Simplified Version(shown changes made only)

2nd Presentation Summary

Last Review Comments This Revision

Project safety organization not clear Key personnel are identified on organization chart (slide 24)

Real guys from major sub-contractor not

clear

Real guys management chart of each sub-contractors is

added (slide 25)

Obtain safety commitment from sub-

contractors prior to sub-contract award

Safety commitment from major sub-contractors is obtained

(slide 26)

Falsework system not addressed Falsework system identified and falsework layout plan

produced (slide 34 & 35)

TW design review / check not properly

addressed

TWD (by site team or specialist) checked by LAL

TWD (by LAL) checked by separate designer of LAL (slide 29

& 31)

Process to ensure falsework safety is

need

Process for falsework inspection and checking elaborated

(slide 33)

Case study for lessons learnt not

included

Relevant lessons learnt have been incorporated (slide 58, 59

& 60)

Line of Communication

Line of Reporting

Project Safety Organization

Leung Pui WahSr. CS +SRP

Kuit Man SangBlock Foreman

Ho Chi TatForeman

Wong Shui TongSA+SRP

Pat Yin ChiuSr. Foreman

Wong Chu FanSr. SA+SRP

TT8LNTK2&6HMT

So Man KuenForeman

Law Yiu Bun

SQCC+TWCM

Alex Chan

QCM+TWC

Rosemary Leung

AQCC

Ng Kwok FaiAQCC

TBAQCM

Eddie WuAQCC

Brian NgAQCC+CPP

Chiu Shun Him

SQCC+TWCM

Nelson WongConstruction Manager

Operation TeamEngineering & Planning

Chow Che LeungProduction Manager

Cheri PangSafety Officer

TT8

Dickson LiSafety Manager

Ivy KeungSafety Officer

HMT

LNTK2&6 LNTK2&6 HMT+TT8

Bread LinUnit Safety Manager

Raymond WongProject Manager

Safety Team

GCL

Raymond Wong

(Project Manager)

GCL

Wong Chu Fan

(Sr. Site Agent)

GCL

Chow Che Leung(Production Manager)

GCL

Wong Shui Tong(Site Agent)

Tsun Fai- Concreting S/C

Site Supervisor – Lau Yiu Bon

Best Fit –

Site Office Erection S/CSite Supervisor – C.K Kan

Wai Wong – Hoarding S/C

Boss – Ha Lip WongSite Engineer – Jack Ha

Shui Wing –Excavation & Drainage S/C

Site Supervisor – Lui Ka Fai

China Steel – Steel Fixing S/CSite Supervisor –

Chan Shiu Poon

Immvic – Traditional &

System Formwork S/CSite Agent – Sin Sai Yu

Site Supervisor – Ng Kan Yiu

Ng Chun Yim – Demolition S/CSite Agent – WC Poon

General Foreman – C.L Wong

Management of Real Guys

Sub-Contractor

Gammon

Safety Commitments from Sub-Contractors’ Real Guys

Form

wor

ker &

Ste

elFo

rm- I

mm

vic

Site

Offi

ce

Ere

ctor

-Bes

tfit

Ste

el F

ixer

–

Chi

na S

teel

Dra

inla

yer –

Shu

i Win

g

Hoa

rdin

g Ere

ctor

–

Wai

Won

g

Dem

olition

–

Ng

Chu

n Yim

� Briefing of Gammon’s safety standard & requirements at kick-off meeting

� Commitment signed by real guys

� Discuss major risks and mitigation measures associated with the Works

Falsework System Adopted

Falsework System : HK Scafform – L/Y-Frame System with SWL 50kN per Leg

Bay Spacing : Refer to Falsework Layout Plan

Ledger Spacing : Vertically 1.5m c/c

Configuration : Type B

Main Bearer : Steel Channel (L1 Transfer Beam – 1.5m depth)

Prototype : Set-up as control for checking and briefing the frontline staff

Falsework Layout For L1 Transfer Structure

• Falsework design consider both architectural and structural layout

Work Item Top Risks Mitigation Measures

Tower Crane Erection 1) Heavy Lifting

2) Fall of Person

3) Falling Objects

Design & Engineering

� Design by Lambeth and Checked by Separate Designer (LAL)

� Method Statement prepare by Plant Dept and review by Site

Team

Equipment

� Conduct CPI checking for lifting crane.

� LA/LG checking and register system (Color Code System)

� Provide adequate working platform

Process

� Entire Process to follow CIC Guideline

� Method Statement Review Meeting by PM, CSD, Safety

Department, TWC, Engineers and Foreman

� Fence off the operation area / fatal zone

People

� Pre-work Briefing to all personnel

� Designated Banksman for signalling of lifting operation

� Qualified Riggers with silver card for tower crane erection

� Erection process supervise by Competent Mechanical

Engineer

� Provide Suitable PPE

Challenges of Tower Crane Erection

Work Item Risks Mitigation Measures

R.C. Structure

Construction

1) Collapse of falsework

2) Fall of person

3) Falling object

Design

� Formwork and Falsework Design by S/C and Check by

Lambeth

� External metal scaffolding design by subcontractor and

check by Lambeth

� Edge Protection to Gammon Standard

Equipment

� External metal scaffolding with proper access

� Intermediate deck (steel planking) to be provided for

falsework erection

Process

� No Approved TW Drawing, No Works

� Adhere to QMS/06, GEMS and permit to load

� Falsework erection review meeting with sub-contractor,

TWC and frontline staff for each of non-typical floor.

People

� Inspection of falsework should include (1) type of system (2)

scaffold spacings (3) top/bottom jack (4)bracing and (5)

bearer/joist in according to approved drawings

Challenges of R.C. Structure Construction

Temporary Works Process Checking

Project Manager to lead the inspection

of every new temporary works

Review the inspection items on site

with TWC, SRPs and frontline staffs

Frontline staffs, SRPs and TWC conduct

every temporary works checking on site

Review inspection items with

the team on bi-weekly basis

Project Manager Conduct

Random Check

7. Lesson Learnt

Relevant Case Study & Mitigation Measure (1)

Concrete Pipe Incident

CauseCause

1)1) Planning Planning –– Improper resource planning Improper resource planning

2)2) Equipments Equipments –– Improper concrete pipe (PVC)Improper concrete pipe (PVC)

3)3) Process Process –– Concreting method / rate not managedConcreting method / rate not managed

4)4) People People –– failed to note weak signalsfailed to note weak signals

Mitigation MeasureMitigation Measure

1)1) Planning Planning –– Develop project resource plan and provide Develop project resource plan and provide

adequate equipment beforehand adequate equipment beforehand

2)2) Equipments Equipments –– Steel Steel tremietremie pipe and steel pipeline to be pipe and steel pipeline to be

deployed deployed

3)3) Process Process –– SRP and frontline staff need to manage & SRP and frontline staff need to manage &

control concreting processcontrol concreting process

4)4) People People –– strengthen the supervision team be sensitive strengthen the supervision team be sensitive

to weak signalsto weak signals

7. Lesson Learnt


Stuck by Crane

CauseCause

1)1) Planning Planning –– No enough space for No enough space for

workersworkers’’ access access

2)2) Process Process –– No fencing of moving part of No fencing of moving part of

cranecrane

3)3) People People –– No awareness of safe accessNo awareness of safe access


1)1) Planning Planning –– Plan crane location with Plan crane location with

proper adjacent accessproper adjacent access

2)2) Equipment Equipment –– Deploy Deploy walkiewalkie talkie with talkie with

alarm systemalarm system

3)3) Process Process –– Conduct DRA before the Conduct DRA before the

works on daily basisworks on daily basis

4)4) People People –– Team up Team up banksmanbanksman and and

operator to form buddyoperator to form buddy

7. Lesson Learnt

Relevant Case Study and Mitigation Measure (3)

Falsework Failure

CauseCause

1)1) Design Design –– No adequate design No adequate design

2)2) Process Process –– QMS/06 and GEMS not fully QMS/06 and GEMS not fully

implementedimplemented

3)3) People People –– Missing the checking of key elementsMissing the checking of key elements


1)1) Design Design –– DesignDesign of of falseworkfalsework by using the overlaid by using the overlaid

plan of both architectural and structural plans and plan of both architectural and structural plans and

submit to LAL for review. submit to LAL for review.

2)2) Equipments Equipments –– Type and spacing of scaffold strictly Type and spacing of scaffold strictly

follow approved follow approved falseworkfalsework layout planlayout plan

3)3) Process Process –– Frontline staff, SRP and TWC to check Frontline staff, SRP and TWC to check

the the falseworkfalsework erection layer by layererection layer by layer

4)4) People People –– Ensure SRP and TWC conducted their Ensure SRP and TWC conducted their

checking by random check (by PM)checking by random check (by PM)

- End -

Next

Next Review Date : December 2013

For Simplified Version

PRESENTER’S NAMEDATE

J3478 Construction of Lower Ngau Tau Kok Estate Redevelopment Phase 2 and 6,Demolition and Minor Works at Tung Tau Redevelopment Phase 8 andAlteration and Addition Works of Homantin Estate(Contract No. 20120141)

Zero Harm PlanDate: May 2013

Nelson Wong / Raymond Wong

25 May 2013

Full Version

2nd Presentation Summary

Last Review Comments This Revision

Project safety organization not clear Key personnel are identified on organization chart (slide 24)

Real guys from major sub-contractor not

clear

Real guys management chart of each sub-contractors is

added (slide 25)

Obtain safety commitment from sub-

contractors prior to sub-contract award

Safety commitment from major sub-contractors is obtained

(slide 26)

Falsework system not addressed Falsework system identified and falsework layout plan

produced (slide 34 & 35)

TW design review / check not properly

addressed

TWD (by site team or specialist) checked by LAL

TWD (by LAL) checked by separate designer of LAL (slide 29

& 31)

Process to ensure falsework safety is

need

Process for falsework inspection and checking elaborated

(slide 33)

Case study for lessons learnt not

included

Relevant lessons learnt have been incorporated (slide 58, 59

& 60)

Contents

1. Scope of Works

2. Site Organization and Subcontractor Management

3. Major Site Activities in Forthcoming 6 Months

4. Top Five Risk and Actions

5. Leadership and Area Management

6. Project Safety Culture

7. Lesson Learnt

8. Green and Caring

1. Scope of Works1. Scope of Works

�� Lower Lower NgauNgau Tau Tau KokKok Phase 2 (LNTK 2)Phase 2 (LNTK 2)

�� Lower Lower NgauNgau Tau Tau KokKok Phase 6 (LNTK 6)Phase 6 (LNTK 6)

�� Tung Tau Phase 8 (TT8)Tung Tau Phase 8 (TT8)

�� HomantinHomantin A&A (HMT)A&A (HMT)

Scope of Works – LNTK Phase 2

Section 1A (26 Months)

- 1-Level Podium (G/F), 32 Storey Residential Floor

and 2-Level Roof Floor

- 567 nos. Domestic Units

Section 1B (26 Months)

- 100mm thick Concrete Slab


- 38m Span Suspended Stay Cable Covered Walkway

- EVA, External Works, Noise Barrier, Fence Walls

Section 1C (Month 24-26)

- Remove Fuk Tak Temple at Ngau Tai Kok Road

LNTK6

Scope of Works – LNTK Phase 6


- Ancillary Facilities Block

- Soccer Pitch

- Pedestrian Paving and Kwun Tong Road


- External Works

Section 2C (20 Months)

- Jogging Track and Soft Landscape Works

LNTK2

Scope of Works – TT Phase 8

Site Entrance

Section 3B (Month 14 – 20)

- Demolish 16-Storey Block & Pump House

and Disconnect from Primary School

Lok

Sin R

oad


- New Fire Escape Staircase

for Primary School

HMT A&A

Section 4A (Area 04-I)

Section 4B (Area 04-II)

Section 4B (Area 04-II)

Section 4B (Area 04-III)

Section 4B (Area 04-IV)

Section 4A (Area 04-I) = 12 Months

- Pipe Pile Wall and Staircase, Ramp & Retaining Wall

Construction Section 4B (Area 04-II, III and IV) = 14 Months

- Pipe Pile Wall and Retaining Wall Construction

- Covered Walkway and Associated External WorksTotal Contract Period = 26 Months

2. Site Organization and Subcontractor Management

• Project and Site Organization Chart• Sub-contractors Management Chart• Safety Commitment from S/Cs’ ‘Real Guy’

Line of Communication

Line of Reporting

Project Safety Organization

Leung Pui WahSr. CS +SRP

Kuit Man SangBlock Foreman

Ho Chi TatForeman

Wong Shui TongSA+SRP

Pat Yin ChiuSr. Foreman

Wong Chu FanSr. SA+SRP

TT8LNTK2&6HMT

So Man KuenForeman

Law Yiu Bun

SQCC+TWCM

Alex Chan

QCM+TWC

Rosemary Leung

AQCC

Ng Kwok FaiAQCC

TBAQCM

Eddie WuAQCC

Brian NgAQCC+CPP

Chiu Shun Him

SQCC+TWCM

Nelson WongConstruction Manager

Operation TeamEngineering & Planning

Chow Che LeungProduction Manager

Cheri PangSafety Officer

TT8

Dickson LiSafety Manager

Ivy KeungSafety Officer

HMT

LNTK2&6 LNTK2&6 HMT+TT8

Bread LinUnit Safety Manager

Raymond WongProject Manager

Safety Team

GCL

Raymond Wong

(Project Manager)

GCL

Wong Chu Fan

(Sr. Site Agent)

GCL

Chow Che Leung(Production Manager)

GCL

Wong Shui Tong(Site Agent)

Tsun Fai- Concreting S/C

Site Supervisor – Lau Yiu Bon

Best Fit –Site Office Erection S/CSite Supervisor – C.K Kan

Wai Wong – Hoarding S/CBoss – Ha Lip Wong

Site Engineer – Jack Ha

Shui Wing –Excavation & Drainage S/C

Site Supervisor – Lui Ka Fai

China Steel – Steel Fixing S/CSite Supervisor –

Chan Shiu Poon

Immvic – Traditional &

System Formwork S/CSite Agent – Sin Sai Yu

Site Supervisor – Ng Kan Yiu

Ng Chun Yim – Demolition S/CSite Agent – WC Poon

General Foreman – C.L Wong

Management of Real Guys

Sub-Contractor

Gammon

Safety Commitments from Sub-Contractors’ Real Guys

Form

wor

ker &

Ste

elFo

rm- I

mm

vic

Site

Offi

ce

Ere

ctor

-Bes

tfit

Ste

el F

ixer

–

Chi

na S

teel

Dra

inla

yer –

Shu

i Win

g

Hoa

rdin

g Ere

ctor

–

Wai

Won

g

Dem

olition

–

Ng

Chu

n Yim

� Briefing of Gammon’s safety standard & requirements at kick-off meeting

� Commitment signed by real guys

� Discuss major risks and mitigation measures associated with the Works

3. Major Site Activities in Forthcoming 6 Months3. Major Site Activities in Forthcoming 6 Months

(A) Tower Crane Erection

Tower Crane Footing

Tower Crane Elevation

Work Item Top Risks Mitigation Measures

Tower Crane Erection 1) Heavy Lifting

2) Fall of Person

3) Falling Objects

Design & Engineering

� Design by Lambeth and Checked by Separate Designer (LAL)

� Method Statement prepare by Plant Dept and review by Site

Team

Equipment

� Conduct CPI checking for lifting crane.

� LA/LG checking and register system (Color Code System)

� Provide adequate working platform

Process

� Entire Process to follow CIC Guideline

� Method Statement Review Meeting by PM, CSD, Safety

Department, TWC, Engineers and Foreman


People

� Pre-work Briefing to all personnel

� Designated Banksman for signalling of lifting operation

� Qualified Riggers with silver card for tower crane erection

� Erection process supervise by Competent Mechanical

Engineer

� Provide Suitable PPE

Challenges of Tower Crane Erection

(B) R.C Structure Construction


R.C. Structure

Construction


2) Fall of person

3) Falling object

Design


Lambeth


check by Lambeth


Equipment



falsework erection

Process





People





Each stage monitored by TWC

Erect Formwork and Erect Formwork and FalseworkFalsework

Temporary Works Control (By GEMS)Temporary Works Control (By GEMS)

T1 Master Schedule T2 Design Brief T3 Design Modification T4 Permit to Load /

Removal

Temporary Works Process Checking

Project Manager to lead the inspection

of every new temporary works

Review the inspection items on site

with TWC, SRPs and frontline staffs

Frontline staffs, SRPs and TWC conduct

every temporary works checking on site

Review inspection items with

the team on bi-weekly basis

Project Manager Conduct

Random Check

Falsework System Adopted

Falsework System : HK Scafform – L/Y-Frame System with SWL 50kN per Leg

Bay Spacing : Refer to Falsework Layout Plan

Ledger Spacing : Vertically 1.5m c/c

Configuration : Type B

Main Bearer : Steel Channel (L1 Transfer Beam – 1.5m depth)

Prototype : Set-up as control for checking and briefing the frontline staff

Falsework Layout For L1 Transfer Structure

• Falsework design consider both architectural and structural layout


R.C. Structure

Construction


2) Fall of person

3) Falling object

Design


Lambeth


check by Lambeth


Equipment



falsework erection

Process





People





(C) Drainage and Backfilling Works

All slope and trench edge are fenced off.

The operation zone of the excavator is

fenced off by red barriers


Drainage and

Backfilling Works

1) Falling person / object

2) Plant overturn /

collapse

3) Damage to

underground services

4) Stuck by plant

Design:

� Plan the site layout to isolate the plant working and

pedestrian area

� UU detection and trial pit before the works

Equipment:

� Conduct CPI checking before using plant.

� Walkie Talkie with Alarm System for the excavator and

Remote control system & warning strip

� Proper fencing and access for excavation area

Process:


� Method Statement review meeting with pictorial MS to brief

the workers of sub-contractor.

� Frontline to Conduct DRA and Briefing to workers daily

People:

� Designated banksman for excavator

� Training to workers and frontline staff for prevention of

stuck by plant

� PPE

Challenges of Drainage and Backfilling Works

4. Top 5 Risk & Action 4. Top 5 Risk & Action –– Assign Risk OwnerAssign Risk Owner

Working at Height

Falling ObjectPlant & EquipmentElectric Shock

Lifting Operation

Formwork /

FalseworkErection

Rebar Fixing

Temporary Electric

Power Supply

Electric ToolExcavator

Mobile crane

Lifting of external façade / System Formwork

Excavation / floor

edgeScissor

Platform

External Wall

Finishes

Terry Ng (BS Manager)

CL Chow

(Production Manager)

Raymond Wong

(Project Manager)

CF Wong (Sr. Site Agent)

Lifting of Heavy Plants

Falling Object

during lifting

ST Wong (Site Agent)

Locked/fixed barrier system for

Exclusion zone

High visibility counterweights and

signage

Plant & Equipment Plant & Equipment –– Control of Exclusion ZoneControl of Exclusion Zone

Communication Between Banksman & Operator

(a) Walkie Talkie Alarm System (Primary)

(b) Remote Control System (Additional)

Banksman observe unsafe condition, press remote control to notify operator (Additional – In case of noisy

environment)

Receiver receives signal from

the walkie talkie and remote control

Plant & Equipment Plant & Equipment –– Control of Exclusion ZoneControl of Exclusion Zone

Banksman observe unsafe condition, press alarm system on Walkie Talkie and communicate with operator (Primary System)

Test prior to start of work

Test

prio

r to

sta

rt o

f w

ork

o Train workers to use

Scissor Platform

o conduct test before using

o Fencing off of Working

Area

Working at HeightWorking at Height

ScissorScissor Platform & Metal ScaffoldingPlatform & Metal Scaffolding

Provide metal scaffolding

and barrier fence as floor

edge protection.

Falling Object Falling Object

Prevention of falling objectsPrevention of falling objects

Floor edge installed with

guardrails and toeboards

Secures hand tools by hand lines

Only provide 110 voltage

Only if not available in

Market (Most Unlikely)

Perm

it S

yste

m

Unlock 220V

switchboard

2 nos. of 220v switchboard at 2 nos. of 220v switchboard at

designated area for permitted designated area for permitted

useuse

Registered

Electrician

Electric Shock Electric Shock

Power Source Control MeasuresPower Source Control Measures

Electrical Safe Systems of Work (ESSW)

Strictly adhere to Electrical Safe Systems of Work (ESSW)

Registered Electrical Worker (REW)- Mr. Lam Cheuk Leung

- Mr. Lau Kit Wing

Planning Safe Lifting Operation

Prepare site specific lifting plan and all associated procedures

o Designated Lifting Supervisor (DLS) – Mr. Yu Kin Wah

o Designated Banksman (DB) appointment – Mr. Kwok Kam Wah & Mr. Po Siu Man

Lifting Operation RC Structure / External Facade

Competent Person to take charge

Lifting Operation Materials Lifting

o Registration of LA/LG and Quarterly

Renewal with Color Code System

o Checking of LA/LG before use

o Spare Set of LA/LG on Site for External

Lorry

o Design of lifting point for Heavy Elements

o Skip for Lifting of Small Material

5. Leadership and Area Management

Leadership

o PM to lead inspection for every new temp. works with TWC, SRPsand frontline staffs

o PM to lead weekly inspection and site walk with SRP, frontline staff and S/Cs’ real guys

o PM to conduct random check

Safety Management SystemSafety Management System

Area ManagementArea Management

Safety Management SystemSafety Management SystemArea Management Zoning PlanArea Management Zoning Plan

External Area

Main Building

Zoning PlanZoning Plan

Main BuildingMain Building

KF Ng KF Ng

SrSr Bldg EngineerBldg Engineer

ST Wong ST Wong

Site AgentSite Agent

External AreaExternal Area

SH Chiu SH Chiu

Project EngineerProject Engineer

HY HuiHY Hui

SubSub--AgentAgent

Safety Management SystemSafety Management SystemArea Management Zoning PlanArea Management Zoning Plan

Ho Man Tin

HonmantinHonmantin

A&A WorkA&A Work

Eddie Wu Eddie Wu

Project EngineerProject Engineer

PW Leung PW Leung

SrSr Construction SupervisorConstruction Supervisor

6. Project Safety Culture6. Project Safety Culture

Two Way

Communication

Hazard Identification Activities

Induction and Briefing

FCS & DRA

Workers

Site Management

Daily and

Weekly Activities

Project Safety CultureProject Safety CultureOpportunities to show Mindful LeadershipOpportunities to show Mindful Leadership

Informed Informed

and and

RespectfulRespectful

Morning Assembly

Toolbox / Specific

Safety Training

Lunch Box Meeting

SSEC Meeting

Monthly

Activities

Site Management

Workers

Two Way

Communication

Informed Informed

and and

RespectfulRespectfulTemp Work Meeting

Real Risk Review

Meeting Meeting

Project Safety CultureProject Safety CultureOpportunities to show Mindful LeadershipOpportunities to show Mindful Leadership

Worker’s Training Audience Target

Zero Harm Induction/ Site Induction

(P sticker and N sticker)

All New Comers 100%

Toolbox Talks All workers Weekly

Arrange & Hold Morning Assembly All staff & workers Daily at least 90%

Pre-task briefing All trades workers Daily before work start/

physical changed

Informal Workshop Sub-contractors’

real guys

100%

Project Safety CultureProject Safety Culture

Status of Bold Commitment

Description Status

1 Implementation of the red exclusion

barriers for fatal zones. Locked and

continuous

95% implemented. Mostly are complied. Only a few

incident that scissor platform deployed by S/C are not

fully enclosed and locked.

2 No usage of 'A' frame ladder unless no

feasible options

Kung Fu platforms and scissor platforms are widely

used on site. For concreting work, metal scaffold

working platform is deployed.

3 LEW for electrical works and power

only to completed circuits (Fully

Implemented Across Projects)

100% implemented. Distribution boards are locked and

authorized person (REWx2) for temporary electrical

works.

4 Implementation of walkie talkie alert

function between operator and rigger /

banksman

100% implemented. One mobile crane and two

excavators on site and operators & banksmen equipped

with walkie talkie.

5 Implementation of the DRA 100% implemented. 5 pairs of DRA Buddy are engaged.

6 Implementation of work on ceiling

using the working at height permit

N/A

7 Appointment of plant permit

coordinator and display of plant permit

(Fully Implemented across projects)

100% implemented. PPC appointed and plant permits

are displayed on plants.

7. Lesson Learnt


Concrete Pipe Incident

CauseCause

1)1) Planning Planning –– Improper resource planning Improper resource planning

2)2) Equipment Equipment –– Improper concrete pipe (PVC)Improper concrete pipe (PVC)

3)3) Process Process –– Concreting method / rate not managedConcreting method / rate not managed

4)4) People People –– failed to note weak signalsfailed to note weak signals


1)1) Planning Planning –– Develop project resource plan and provide Develop project resource plan and provide

adequate equipment beforehand adequate equipment beforehand

2)2) Equipment Equipment –– Steel Steel tremietremie pipe and steel pipeline to be pipe and steel pipeline to be

deployed deployed

3)3) Process Process –– SRP and frontline staff need to manage & SRP and frontline staff need to manage &

control concreting processcontrol concreting process

4)4) People People –– strengthen the supervision team be sensitive strengthen the supervision team be sensitive

to weak signalsto weak signals

7. Lesson Learnt


Stuck by Crane

CauseCause

1)1) Planning Planning –– No enough space for No enough space for

workersworkers’’ access access

2)2) Process Process –– No fencing of moving part of No fencing of moving part of

cranecrane

3)3) People People –– No awareness of safe accessNo awareness of safe access


1)1) Planning Planning –– Plan crane location with Plan crane location with

proper adjacent accessproper adjacent access

2)2) Equipment Equipment –– Deploy Deploy walkiewalkie talkie with talkie with

alarm systemalarm system

3)3) Process Process –– Conduct DRA before the Conduct DRA before the

works on daily basisworks on daily basis

4)4) People People –– Team up Team up banksmanbanksman and and

operator to form buddyoperator to form buddy

7. Lesson Learnt

Relevant Case Study and Mitigation Measure (3)

Falsework Failure

CauseCause

1)1) Design Design –– No adequate design No adequate design

2)2) Process Process –– QMS/06 and GEMS not fully QMS/06 and GEMS not fully

implementedimplemented

3)3) People People –– Missing the checking of key elementsMissing the checking of key elements


1)1) Design Design –– DesignDesign of of falseworkfalsework by using the overlaid by using the overlaid

plan of both architectural and structural plans and plan of both architectural and structural plans and

submit to LAL for review. submit to LAL for review.

2)2) Equipment Equipment –– Type and spacing of scaffold strictly Type and spacing of scaffold strictly

follow approved follow approved falseworkfalsework layout planlayout plan

3)3) Process Process –– Frontline staff, SRP and TWC to check Frontline staff, SRP and TWC to check

the the falseworkfalsework erection layer by layererection layer by layer

4)4) People People –– Ensure SRP and TWC conducted their Ensure SRP and TWC conducted their

checking by random check (by PM)checking by random check (by PM)

8. Green and Caring8. Green and Caring

Green & Care Consideration

Site Facilities

Privacy Locker &

Helmet CageToilet

Shoes Wash facility Hand Wash Basin

Drinking Water Facilities

Rest Area Green Panel at Hoarding

Solar Energy Lighting at Hoarding

Green & Care ConsiderationNoise, Dust & Mud control during Construction

Water spraying for dust suppression

Dust Monitoring Noise Monitoring

Cover the dusty stockpile to reduce nuisance to

existing tenants

Vehicle Washing Basin

Green & Care ConsiderationWater Pollution during Construction

Wastewater generated

during constructionWastewater collected

Wastewater was pumped to the

Separation Tank for recycle and/or Wastewater (WETSEP) treatment

Wastewater was treated by

Wastewater (WETSEP)

treatment system

Treated wastewater shall pump to the discharge

point

Green & Care ConsiderationRecycling and FSC board

Use of FSC or recycle plywood and

timber

Recycling shall be promote at

the site for sustainably and

environmental

Waste rebar shall be

collected for recycle

Suitable length waste timber shall consume by our project

and/or transfer to the other

project for works

Green & Care Consideration

Time Table for Green Flag

1st Assessment – Early July 2013 (for June 2013)

2nd Assessment – Early August 2013 (for July 2013)

3rd Assessment – Early September 2013 (for August 2013)

Obtain 1st Green Flag 3 Months after assessment (September 2013)

Maintain Green Flag Throughout the Contract Period

- End -

Next

Next Review Date : December 2013

j3478(zero harm plan)

Documents

falsework safety

major subcontractors

falsework inspection

elaborated slide

organization chart slide

falsework layout planledger

separate designer of

hk scafform lyframe