IASLC-MS-001& 002 - Excavation, Back Filling and Compaction Works

 

Employer:

Contractor:

132/11KV GARDEN TOWER (GRDNTOWR) S/S  

Engineer   :

METHOD STATEMENT FOR EXCAVA EXCAV ATION, BACK FILLING AND COMPACTION WORKS AT MAIN BUILDING AND OIL/WATER TANK

Civil Sub Contractor:

Doc Reference No: IASLC/MS/001&002

DATE 20/03/2017

Page :1 of 9

METHOD ST STA ATEMENT FOR EXCA EXC AVATION, BACK FILLING F ILLING AND COMPACTION WORKS DESIGN, SUPPLY, INSTALATION, ON, TESTING AND COMM CO MMIS ISSI SION ONIN ING G OF TWO TWO 132/ 132/1 11KV 1KV SUBS SUBST TATI TION ONS S (GARDNCTY & GRDNTOWR) AT SATWA ZONE S PROJECT FOR MERAAS DEVELOPMENT LLC

PROJECT TITLE

MERAAS DEVELOPMENT LLC CLIENT ENERGOPROJEKT ENTEL ENGINEER

CONTRACTOR  Authority  Authority   Rev. No IAS LOOTAH CONTRACTING

1

Prepared By

Reviewed By

Approved By

QA/QC

Site Manager

Project Manager

Rev Status  

SIEMENS

Consultant

Status of  Approval

Site Manager 

Date 20.03.2017

REVISION CONTROL SHEET Rev.No.

Date

Page/s No.

Description

0

19.02.2017

7+ Attachments

Issued for Review/Comments

1

20.03.2017

9+ Attachments

Issued for Review/Comments

 

Employer:

Contractor:

132/11KV GARDEN TOWER (GRDNTOWR) S/S  

Engineer   :

DATE 20/03/2017

METHOD STATEMENT FOR EXCAVA EXCAV ATION, BACK FILLING AND COMPACTION WORKS AT MAIN BUILDING AND OIL/WATER TANK Doc Reference No: IASLC/MS/001&002

Civil Sub Contractor:

Page :2 of 9

CONTENTS

 

INTRODUCTION

2

ACTIVITY

3

TERMINOLOGY

4

SIGNIFICANT HAZARDS IDENTIFIED

5

ROLES & RESPONSIBILITY

6

SEQUENCE OF ACTIVITIES

7

REQUIREMENTS 7.1. PLANS /RECORDS AND JOB INSTRUCTIONS (DOCUMENTATIONS) 7.2. TRAININGS 7.3. ON SITE RISK ASSESSMENT 7.4. PPE (PERSONAL PROTECTIVE EQUIPMENT) 7.5. EQUIPMENT AND TOOLS REQUIRED 7.6. ADDITIONAL REQUIREMENTS

8

EMERGENCY PROCEDURES

9

REFERENCES

 0

ATTACHMENTS

 

Employer:

Contractor:

132/11KV GARDEN TOWER (GRDNTOWR) S/S  

Engineer   :

METHOD STATEMENT FOR EXCAVA EXCAV ATION, BACK FILLING AND COMPACTION WORKS AT MAIN BUILDING AND OIL/WATER TANK

DATE 20/03/2017

Doc Reference No: IASLC/MS/001&002

Civil Sub Contractor:

Page :3 of 9

1) INT INTROD RODUCT UCTION ION Purpose of this method statement is to provide safe working practices at work place in line with the approved Health safety and Environment Plan of Contractor  and Client.

2) ACTIVITY The following activities are planned  Dema Demarcati rcation on of work area and placemen placementt of Signage Signage for the movement movement of men, material and Mobile Machineries  Excavation of approximately approximately 50 x 60 M area using using Mechanical Mechanical Excavator Excavator up to the  

   

Raft formation level as per the approved drawing Loading and Transportation of Excavated earth to Municipality Designated Dumping area Road base layers shall be filled with approved road base fill materials up to bottom of  the blinding as per the specified thickness in approved drawings compaction will be done using Vibrated Road roller as per the specification Filled density compaction tests and Plate load tests shall be carrying out as per the specification Buried Earth grid trench trench as per the Earth grid Installation layout layout drawing Excavation formation levels for main building and OWT shall be followed in line with approved structural foundation drawing This method statement is only for the main building area below raft building and only approv app roved ed struct structura urall road road ba base se mater material ials s shall shall be used used by follow following ing approv approved ed structural drawing and DEWA Specification.

3) TER TERMIN MINOLO OLOGY GY        

O/E: Owner / Engineer  PPE: Personal Protective Equipment HSE: Health safety and Environment Client / Engineer: Meraas/DEWA Consultant: Consultan t: ENERGO Main Contractor: SIEMENS Civil Sub Contractor: IAS LOOTAH CONTRACTING RFC : Released Released for Construction drawing

4) SIGNI SIGNIFICAN FICANT T HAZAR HAZARDS DS IDENT IDENTIFIED IFIED HAZARDS

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Underground Services Loose soil and excavated Side wall collapse –Men / Material falling into pit /Edge Protection  Mobile vehicle /Equipment movement related accident

 

Employer:

Contractor:

132/11KV GARDEN TOWER (GRDNTOWR) S/S  

Engineer   :

METHOD STATEMENT FOR EXCAVA EXCAV ATION, BACK FILLING AND COMPACTION WORKS AT MAIN BUILDING AND OIL/WATER TANK

DATE 20/03/2017

Doc Reference No: IASLC/MS/001&002

Civil Sub Contractor:

Page :4 of 9

Dust and Flying particles Slip / trip / fall – same level  Slip / trip / fall – Heights  Hand tools

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HIERARCHY OF CONTROL MEASURES FOLLOWED Level 1: Eliminate the hazard Level 2: Minimize the risk by alternate Engineered Safe method or Isolating the Hazard Level 3: Adop Adopting ting adminis administrati trative ve control controls s such as hazard hazard warnin warning g signs signs and specific  Training and work instructions 

Toolbox talks to be given to the workmen by concerned supervisor about the hazards and the precautions to be taken.  Plant equipment’s and its operators are should be competent and required valid third party competency and fitness certificates to perform any activity at site  Work shall be carried out only in full time presentence of main contractor and IAS lootah’s DEWA / EPA approved Civil engineers and safety officers  Hard Barricading and Signage’s shall be provided wherever required  Worker Area Area to be cordoned off and activity based warning signs to be displayed. displayed.   All Mobile Equipment Equipment must have have valid test certificate. certificate.  Walk ways / Gangways to be kept free.  Use of PPEs like heavy duty hand gloves, safety shoes, and hard hat...  Gate level established at site shall be inspected and verified by independent third party surveyor agency and certificate shall be submitted.  DEWA ITP Procedures must be followed at site during execution of works 

Shoring and dewatering system shall be installed for OWT area and separate Method Statement shall be prepared and submitted for EPA Approval

5) ROLE ROLES S AND R RESPON ESPONSIBIL SIBILITIES ITIES SITE IN-CHARGE / SITE MANAGER

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Ensuring the safe work environment to employees.  Plan Planning ning the required required resources resources such as Manpower Manpower,, power power tools, tools, Material Material,, and Machineries Machineri es well in advance and ensure the same prior to the commencement.  Ensuring necessary approved documents at site. SAFETY OFFICER



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 Assisting the line liapproved ne staffs for managing manag ing HSE ef efficiently ficiently. . and IAS Lootah Safety officer  DEWA / EPA Main Contractor Safety officer will ensure the safe execution of work.  Ensuring the compliance of Legal / Owner O wner / Engineer requirements



 

Employer:

Contractor:

132/11KV GARDEN TOWER (GRDNTOWR) S/S  

Engineer   :

METHOD STATEMENT FOR EXCAVA EXCAV ATION, BACK FILLING AND COMPACTION WORKS AT MAIN BUILDING AND OIL/WATER TANK

DATE 20/03/2017

Civil Sub Contractor:

Doc Reference No: IASLC/MS/001&002

Page :5 of 9

ENGINEER



          

Ensuring the controls at work spots in person. IAS Lootah will deputed DEWA / EPA approved civil engineer at site Verifying the compliance of control measures as per risk assessment. Ensuring the emergency preparedness. Ensuring the availability of the necessary resources. Verifying and confirming erection check list. Reviewing Reviewin g of TBT contents / risk assessments for handling handling of heavy equipment’s. equipment’s. Ensuring clearance from respective in charges (civil / electromechanical). electromechanical). Ensuring the availability of permit if required from client through competent person. Ensuring the availability of calibration calibration certificates for all tools and lifting equipment’s. equipment’s. Reviewing Reviewin g of erection completion and issuance of clearance for testing. SUPERVISOR / FOREMAN

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Conducting TBT based on risk assessment / live electrical equipmen Conducting equipment. t.  Allocating the right resources as as per the skill set set.. Communicating Communica ting safe and correct method of erection. Implementing the control measures as per risk assessment & permit. Controlling Controlli ng the complete installation and erection process. Controlling Controlli ng the heavy equipment operations like crane. Ensuring proper functioning of all power tools and equipment’s required for erection. WORKMEN

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Wearing appropriate PPEs.  Understand Understanding ing and following the instructions given by line staff.  Safe method of working.   Aware of of all risks and their their control measures. measures.

6) SEQU SEQUENCE ENCE O OF FA ACTIVI CTIVITIES TIES See Annex-1

7) REQ REQUIR UIREME EMENTS NTS 7.1 PLAN, RECORDS RECORDS AND AND JOB INSTRUCTION INSTRUCTION AND RFC (DOCUMENTS) (DOCUMENTS) 7.2 7.2 TRAI TRAINI NING NG 

Training on portable power tools usage and manual handling to be provided... 7.3 ON SITE SITE RISK RISK ASSE ASSESSM SSMENT ENT 

Risk assessment assessment shall be reviewed reviewed at site, to ensure the existing existing control measures measures are adequate. (Risk Assessments and control measures shall be approved by consultant HSE Engineer)

7.4 PPE’S

 

Employer:

Contractor:

132/11KV GARDEN TOWER (GRDNTOWR) S/S  

Engineer   :

METHOD STATEMENT FOR EXCAVA EXCAV ATION, BACK FILLING AND COMPACTION WORKS AT MAIN BUILDING AND OIL/WATER TANK

DATE 20/03/2017



Civil Sub Contractor:

Doc Reference No: IASLC/MS/001&002

Page :6 of 9

Safety helmets, safety shoe, goggles, gloves and coverall, Dust Mask

7.5 EQUIPMENT EQUIPMENTS S AND AND TOOLS TOOLS REQUIR REQUIRED ED 

MACHINERY AND SKILLED MANPOWER See Annex-2

7.6 ADDITIONA ADDITIONAL L REQUIREM REQUIREMENTS ENTS 

First aid facilities with trained first aider and fire fighter shall be made available.

8) EMERG EMERGENCY ENCY AND RESCU RESCUE E PROCED PROCEDURES URES 

       

IN CASE OF MAJOR INJURIES Do not panic. Call ambulance and notify emergency team at site. Do not move the injured unless he is in danger. If danger exists, he shall be assessed by a trained and qualified first aider before moving. Use a stretcher Do not crowd around the victim. Do not give anything to eat or drink. Ensure adequate air and lighting. Only trained and qualified first aider shall treat the victim and ensure that his airway is kept clear. Victim shall be transported to hospital in an ambulance. ambulance. Preserve the accident scene for further investigation IN CASE OF FIRE



Never try to extinguish a fire if you are not a train fire fighter. Sound the alarm and notify the emergency controller at site.



Report to the designated Assembly point and follow the evacuation procedures

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9) REF REFERE ERENCE NCES S    

Project HSE Manual Excavation Drawings and Soil Investigation Report Approved Organization chart with contact numbers Code of Construction Practices- DM

10) ATT TTACHME ACHMENTS NTS   

Risk assessment- IASLC/HSE/RA/01 IASLC/HSE/RA/01 Excavation Drawing DEWA ITP

ANNEX-1 SEQUENCE OF ACTIVITIES

 

Employer:

Contractor:

132/11KV GARDEN TOWER (GRDNTOWR) S/S  

Engineer   :

DATE 20/03/2017

METHOD STATEMENT FOR EXCAVA EXCAV ATION, BACK FILLING AND COMPACTION WORKS AT MAIN BUILDING AND OIL/WATER TANK Doc Reference No: IASLC/MS/001&002

Civil Sub Contractor:

Page :7 of 9



Clean & Clear the area before starting the job.



Mark the area to be excavated with the presence of Client, Consultant & Main contractor.



The excavation of cutting shall be carried out in accordance with the relevant approved drawings and to the levels, widths, heights show thereon in respect to approved gate level 

The side slopes of cutting & Embankments shall be as per the approved drawing.



While carrying out Deep Excavation at Oil/Water tank area, necessary slopes will be laid.  Also during excavation if we reach water table level, water will be removed locally by approved dewatering system and shoring will be done if required. 

 After Completion Completion of the excavation, level it properly & compact the natural soil minimum of  95% MDD compaction requires.  Finish level shall be recorded in accordance to survey practice and jointly check in the presence of Engineer. 

Fill approved Road base materials of 250 cm thickness with required layer of filling as per  the approv approved ed drawi drawing. ng. Also, Also, compa compact ct the soil soil surfac surface e to obtain obtain minimu minimum m of 98% MDD compaction requires. 

 After the completion of the Compaction same will be offered for inspection for the consultant representative. 

Excavation side slopes shall be protected from collapse, hard barrication shall be provided

ANNEX-2

 

Employer:

Contractor:

132/11KV GARDEN TOWER (GRDNTOWR) S/S  

Engineer   :

DATE 20/03/2017

METHOD STATEMENT FOR EXCAVA EXCAV ATION, BACK FILLING AND COMPACTION WORKS AT MAIN BUILDING AND OIL/WATER TANK

Civil Sub Contractor:

Doc Reference No: IASLC/MS/001&002

MACHINERY AND SKILLED MANPOWER EQUIPMENT 

Excavator

- 1No



Dump Truck

- 10Nos



Service Vehicle Vehicle for General Workers - 1No



Roller

- 1No



Shovel

- 1No

MANPOWER 

Supervising Supervisin g Engineer

- 1No



Supervisor / Foreman

- 1No



Surveyor

- 1No



Safety Officer

- 1No



First Aider

- 1No



Operator

- 3 Nos



Driver

-11Nos



Flag man

- 2Nos



Skilled Worker

- 3 Nos



Unskilled Worker

- 5 Nos

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