Method Statement & Risk Assessment Installation of Water Supply Works [PDF]

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METHOD STATEMENT SUBMITTAL PROJECT: Caesar Palace Luxury Villa Fit out Works at Bluewaters Island, Dubai, UAE.

PROJECT NO: 21126

Contract: Fit out Works @ Caesars Palace Package No: 21126 Ref: 21126-GEN-UA-CON-MS-MEP-0009 Rev.00 Date: 27-Oct-22 Method Statement & Risk Assessement (MSRA) for Water Supply Works Subject: Ppr & Pex Pipe Installation To The Engineer: U+A

Attached Documents

For Approval

Signature:______________

For Information

ENGINEER'S COMMENTS

Approval Status A. Approved [

]

B. Approved with Comments [

]

C. Rejected Revise & Resubmit [

RESIDENT ENGINEER DATE : Distribution:

Head Office

Form No. UA-SITE-FRM-003, Rev. 01, 12-02-2020

Client

QS

Others

]

D. For Information [

]

CAESARS PALACE LUXURY VILLA FIT OUT BLUEWATERS ISLAND DUBAI, UNITED ARAB EMIRATES

METHOD STATEMENT FOR

WATER SUPPLY WORKS PPR & PEX PIPE INSTALLATION Client

Consultant

Name

Position

Main Contractor

Date

Prepared by

Shinos M Bavu

Project Manager

12/OCT/2022

Verified by

Shanavas

Operations Manager

12/OCT/2022

MEP Contractor

Signature

Table of Contents



PURPOSE



SCOPE OF WORK



REFERENCE DOCUMENTS



TOOLS & EQUIPMENT



RESPONSIBILITY



PROCEDURES



METHODOLOGY



QUALITY CONTROL



SAFETY REQUIREMENTS



REFERENCE



ATTACHMENTS

1.0 PURPOSE The purposes of Method Statement specify the requirements and procedures for the installation of Electrical Works in the above mentioned project.

2.0 SCOPE OF WORK The purpose of this method statement is to describe the procedure and methodology to be adopted as a part of Electrical fittings installation for the above mentioned project. This document should be read in conjunction with the Project Quality Plan and Contract Specifications.

3.0 REFERENCES Approved shop drawings Local Authority Guidelines and Regulations Contract specification and documents

4.0 TOOLS & EQUIPMENTS S.N

Tools and Equipment’s

1

Hand Saw

2

Measuring Tape

3

Chalk line & powder

4

Wire Cutter.

5

Solvent Cement

6

Lubricant

7

Drilling Machine

8

Grinding machine

9

Right angle

10

Ladder or scaffolding with a platform

11

Extension wire for Electrical power, etc.

5.0 RESPONSIBILITY Being a leader of MEP Team. Project Manager will be overall responsible for all MEP activities, including these above-mentioned Installation activities.

 Project Manager Have a full authority and overall responsibility to manage, supervise, control the works and have direct responsibility for ensuring safe working practices and compliance with regulatory authorities' requirements, co-ordinate with engineers for execution of the Contract Scope of Works. Implement the project quality systems to the satisfaction of the project requirements. Review changes and variations to evaluate impact of those on time and schedule.

 Project / Site Engineer: Overall site supervision shall be the responsibility of the Supervising Engineer, who will oversee all works pertaining to the ascribed method statement. The Supervising Engineer will be responsible to  Ensure that the works are carried out according to the Contract Specifications approved method statement and shop drawings.  To provide all necessary information and distribute responsibilities to his construction team.  Tool Box Talks are performed  Work Method Statement is communicated to the workers performing the scope of work.  Review Risk Assessment for compliance Communicate the Risk Assessments to the foreman.  Health and Safety inspection are performed  Work inspection - Issuing notification to the Clients appointed Supervising Engineer for inspection and clearance.

 QA/QC Engineer  Responsible for monitoring and making sure the works are in fulfilment with the specified requirements, that all quality records related to the works are complete.  Ensure that all installations to be done are as per approved material, approved layout shop drawing and coordination drawings, approved installation details, and approved mock-up.  Coordinate and carry out all the inspections with the MEP Coordinators and QA/ QC Engineers andConsulting Engineers.

 Safety Officer Prior to commencing any activity, we will ensure that there will be safe access to work site and safe place for execution of work.  The labor force shall receive a toolbox talk on the project site safety regulation. Any process that is adopted that may have a particular safety risk will be assessed and addressed as required.  Ensure that the proper PPE (safety shoes, helmet, hand gloves, reflected jacket, hand gloves, welding mask etc.) and safety work permits are available prior to commence any activities at site.  The Designated safety officer shall have full authority to removed personnel from the operational areas and/or suspend the work activities should any personnel not be observing defined safety procedures.

 Foreman / Supervisor The designated Foreman will be accountable to the Supervising Engineer, and shall be responsible for the efficient organization & control of the assigned operatives and scribed work activities.  ReviewRisk Assessment for compliance.  Communicate the Risk Assessment  Communicate Tool Box Talks as required and return signed document to Supervising Engineer.  Work method Statement is communicated to the workers performing the scope of work.  Health and safety inspection are performed.

 Storekeeper Ensure   

that the materials delivered to site shall be as per the material approval. Check that the material quantity received against the order. Check that the material received has a proper documentation. Ensure that the proper storage and identification shall be provided and maintained as per manufacturer's recommendations.  Ensure that the material inspection has been carried out prior to installation.

6.0 PROCEDURES  MATERIALS In compiling this method statement, it has been assumed materials to be used in the defined process will have been subjected to an approval process, and subsequently approved by client’s nominated representative as per the contractual requirements.  PPR Pipes and fittings (As per approved Material Submittal)  Pex Pipes And Fittings (As per approved Material Submittal)

 MANPOWER The required manpower shall be reassessed for each activity. In general, the following Supervision & resources will be in deployed:  MEP Engineer

 Safety Officers

 Foreman and charge hands

 Technician

 General Labors

Precautions / Actions: All materials received at the site will be handled and stored properly. Inspection request will be issued for material inspection upon receipt. Any damage, miss and other discrepancies will be recorded and notified to the concerned. Any materials found not suitable for site will be removed from site and actions will be taken

7.0 METHODOLOGY WORK METHODOLOGY & SEQUENCE OF WORK FOR THE INSTALLATION OF PEX PIPES AND FITTINGS 

Before Installation, all pipes, conduits and fittings shall be checked for defects.



Prior to laying the pipe, cut it exact to a length as per drawing, de-burr the edges and clean the ends.



Mobile Scaffolds shall use for the installation works and the Safety Officer shall ensure that the mobile scaffolding/ ladder shall have correct tags and with adequate HSE requirement.



Install PEX conduits (Red for Hot water and Blue for Cold Water) and extend it above false ceiling.



Fix PEX Elbows and accessories and pull PEX pipe through PEX conduits and leave sufficient length for bending.



Connect PEX Pipe to PPR pipe above false ceiling.



Pressure Test has to be done at 8 bars for 24 hours and make sure that there is no leakage the system.

WORK METHODOLOGY & SEQUENCE OF WORK FOR THE INSTALLATION OF PPR PIPES AND FITTINGS:  Mobile Scaffolds shall use for the installation works and the Safety Officer shall ensure that the mobile scaffolding/ ladder shall have correct tags and with adequate HSE requirement.  Mark the location as per approved drawing in coordination with other services. Ensure adequate access for the ceiling valves' location.  Drill necessary holes 1.5 meter spacing on the Roof concrete slab. Hang 8mm tie rods. Up to the level and fix round hanging clamps. Valves/ unions/ changing directions, adequate supports shall be provided.  Manually lift pipe to the location, holding at the right level, hanging clamps are to be placed and fasten the screw.  All pipes are cut accurately to measurements at the site and are installed without sagging or forcing. All burrs shall be removed. Appropriate fittings will be used for any joining.  The joints shall be done with PPR Jointing machines and dyes and shall be done by a trained plumber.  Once the heating process is completed, insert the pipes and fittings up to a maximum depth and allow cooling.  The valves shall fix according to the drawings. The pipe shall be maintained at the same level throughout.  Identification tags, safety & warning sign are provided as per approved drawings.  Inspection Request will be forwarded for Approval.  A water Pressure Test has to be done at 8 bars for 24 hours and make sure that there is no leakage the system.  Prior to the test the area shall be barricaded; calibrated test equipment shall be mobilized.  Clean water with drum shall be kept near the test area; pipeline shall be connected with temporary flexible pipes with suitable gauges and valves. Another end, all valves are closed during the test.  Fill water in the pipeline system and release the trapped air, slowly increase the pressure and observe any leaks. Reaches at the required pressure, close the valve record the reading. Maintain the system under pressure for the approved duration.  Once the test is approved, empty the water and demobilize the test equipment. All temporary connections shall be reinstated.

8.0 QUALITY CONTROL  All delivered PPR & PEX Pipes and fittings shall be subject to inspection and approval of the Engineer/ Consultant in line with the approved material submittal.  All PPR & PEX Pipes and fittings installations shall be inspected in accordance with the approved drawings.

9.0 SAFETY REQUIREMENTS Risk Control and Management: Safe work shall be observed at all time. The works Safety Officer shall be responsible for the control of risk during the course of works, and shall have the right to suspend any person who is engaging in an unsafe work practices. Removal Redundant Materials: The Foreman shall ensure that all non-hazardous waste materials are cleared from the site and disposed it in approved manner. Should hazardously waste to be identified within the Risk Assessment report then Work Safety Officer shall define the procedure, and control the safe removal and disposal of the contaminants from the site full compliance with the Authority requirements. Environment: Safety Officer to ensure the endeavor reduces emissions and discharges of waste which are known to have negative effect on the environment. Safety officers to ensure the safe operation of the equipment and to protect the environment in compliance with relevant regulations. Hazardous Materials: The Safety officer and Site Engineer shall establish if hazardous materials will be used to perform the scope of work. If Hazardous Materials are used the Risk Assessment must detail the Safe Work Requirements. Material Safety Data Sheets (MSDS) will be attached to the Risk Assessment and Work Method Statement.

Permit to Work: The Safety Officer shall establish the site permits required to perform the scope of work. EMERGENCY PROCEDURE



Fire: In the event of the occurrence of a fire outbreak during the course of the works, the deployment of the first aid firefighting equipment shall be such as to be able to contain and neutralize a minor Outbreak. The Safety Officer with coordination to Foreman/Supervisor shall determine if the site wide fire alarm system should be activated in line with the assigned site procedures.

Should it not be possible to extinguish the fire with the available equipment, then the Foreman/Supervisor shall initiate the procedure for the safe evacuation of the site, as defined within the Main Contractors Site Safety procedural documentation.

It shall be the responsibility of the Foreman/Supervisor to report the incident to the designated Work Safety Officer.

The Work Safety Officer shall compile a Site Report relating to the incident, and issue the report to their immediate Project/Construction Manager for the onward transmission to the Main Contractor and clients Construction Manager.  Accident: In the event of an accident the Foreman/Supervisor shall assess the situation and determine the most appropriate action to take in order to ensure that the injured party is safe. If the injury is minor then the Foreman/Supervisor shall assign another operative to accompany the injured person to the designated site first aid facility.

All accident occurring on the site shall be reported to the designated Work Safety Officer and reported in the Accident Record Log Book  Emergency Site Evacuation: The evacuation of the site during an emergency shall be dictated by the Main Contractors designated Site Safety Plan procedural documentation.

10.0 REFERENCES  Approved shop drawings  Local Authority Guidelines and Regulations  Contract specification and documents

11.0 ATTACHMENTS  RISK ASSESEMENT

CAESARS PALACE LUXURY VILLA FIT OUT BLUEWATERS ISLAND DUBAI, UNITED ARAB EMIRATES

RISK ASSESSMENT & SAFE WORKING PROCEDURE FOR

WATER SUPPLY PIPES INSTALLATION

Name

Position

Date

Prepared by

Shinos M Bavu

Project Manager

27/OCT/2022

Verified by

Shanavas

Operations Manager

27/OCT/2022

Signature

Project

Client

RISK ASSESSMENT

Sl No

Activity / Task Step

Installation of PPR & PEX Pipes with accessories fittings using mobile Tower

Use of Glue, Galvanising paint Solvent, (Hazardous Substance)

Identified Hazards / Risks

• Fall form height • Falling objects • Over loading • Protruding objects

• Spillage/ soil contamination • Burns • Contact with skin • Acute/Chronic adverse heath effect. • Fire

Project Management Consultant

Project Discipline RA Particular Risks Involved (People & Property)

Operatives/Staff/ Visitors Others

Operatives using solvent

Lead Consultant

Caesars Palace Luxury Villa Fitout MEP Installation of PPR & PEX Pipes

Main Contractor

Date Ref No Rev

MEP Contractor

27-Oct-22

Risk Ranking

Control Measures

Residual Risk Ranking

Actionable Parties

Medium

• Ensure proper working platform with complete fall protection • Ensure Full body harness and 100% Tie off • Ensure the scaffold platform is properly erected. • Ensure castor wheels are locked • Hand tools must be secured/tethered • Work materials strictly not allowed to be stored on platform except for working tools • Ensure avoid over reaching and climb on handrail. • Ensure unauthorised person not allowed to modify the scaffolding and if needed to any changes then must be modified by trained scaffolder. • Ensure sufficient illumination in work area • Ensure while fittings the GI clamp and brackets operatives must safely use drill machine to avoid finger injury. • Ensure that working near fragile surface special care of body and eye protection with necessary PPE. • Must clean the debris after completion the job and maintain good housekeeping.

Low

Supervisor Foreman Site Eng.

Medium

• Ensure chemicals are properly stacked. • Ensure all chemical containers are properly labeled. • Spill kits to be available at site. • Ensure proper and adequate PPE to be used always. • Competent person to oversee the storage, use and disposal of hazardous materials. • Ensure that correct welfare/first aid facilities are available in the area i.e. washing facility/eye wash. • Adjust work schedules so that workers are not overexposed to a hazardous chemical. • Ensure smoking only in designated area • Ensure appropriate Firefighting equipment’s are in place and easily accessible

Low

Supervisor Foreman Site Eng.

Use of ’A’ frame Ladder

Material storing

Working in poor visibility/dust condition

Uses of hand tools

Manual Handling

• Ladder collapse • Fall from Ladder • Trip, Slip • Overhead obstructions • Damaged ladder.

• Slips, Trips and fall • Poor house keeping

Health effects – eye damage/respiratory diseases.

• Damaged hand tools. • Wrong selection of tools • Homemade tools • Slip and fall

• Musculoskeletal disorders • Hand injuries • Cut & bruises

Operatives Staff

Operatives Staff storekeeper

All personnel in the work area

Operatives involved in work

Operatives involved in work

Medium

• Area must inspect where to fix the ladder. • Make sure step ladders are fully opened and locked before use. • The user shall inspect the ladder for defects, prior to use it. If any defects found, replace the ladder with a good one. • Stand by personnel shall be provided for hold the ladder, during the work or if someone onboard on the ladder. • Damaged ladders shall remove from the service. • Operatives shall refrain from using top 2 rungs of a frame ladders and it shall be protected with plywood. • Ladder shall not place in front of any doors, or in any position where they may be knocked over, unless they have been adequately barricaded. • The feet of a ladder shall place on a firm footing, particularly where the ground may be soft or uneven. • Ladders shall never be placed on a box, bricks or any other thing to reach the height.

Medium

• Ensure accesses are kept clear at all times. • Housekeeping to be carried out regularly throughout the day when required • Supervisor to ensure operatives are stacking material neatly and stacks are stable and in a safe condition • Provide adequate lighting especially during night hours • Appropriate space is allowed around storage areas for employees to move around safely without the risk being trapped between stacked materials. • Maintain good housekeeping.

Medium

• Prepare the working area for a good working condition. • All workers should wear high visibility vest and PPE • Ensure that the working area is well-ventilated. • Wear goggles & Dust mask when working in a dusty place. • Proper illumination must be arranged in work place • First aider and first aid kit available on the site

Medium

• Hand tools should be visually inspected for defects, prior to use. • Use recommended insulated hand tools only • Never leave tools as tripping hazard. • Never use damaged, blunt or broken tools to avoid injury • Safe working distance between the operation and members of the public must be maintained at all times • Avoid using of homemade tools.

Medium

• All workers shall be trained on proper handling or manual lifting procedure • Eliminate the need for manual handling by using mechanical aid. • Reduce the weight of a load to limit force exertion • If unsure of the load weight, check with supervisor. • Ensure adherence with sufficient and appropriate PPE. • Limit load carrying to 20kg per person • Supervisor must make sure while manual handling load individual task and environment to be considered to reduce the risk of manual handling.

Low

Low

Low

Low

Low

Site Eng. Supervisor Foreman

Site Eng. Supervisor Foreman

Site Eng. Supervisor Foreman

Site Eng. Supervisor Foreman

Site Eng. Supervisor Foreman

Use of power tools such as Grinder/Cutter & Drill machine,

• Damaged Sockets & cable insulation. • Electrocution • Electric shock • Short circuit & Burns • Trip/Fall • Noise • Hearing loss • Vibration • Dust

• Hydro test • High-pressure leak of water • Failure of hydraulic test pump • Electric shock • Electrocution

Pressure Testing

Prepared By : Safeland Electromechanical LLC

Operatives and staff

All operatives involved in work

Medium

• All portable electrical equipment must be PAT tested and color coded. Make sure the test dates are visible on the equipment. • Ensure all disk shall be appropriate and expiry date is over. • Ensure all power tools are in good condition and appropriately maintained • PTW to be obtained, prior to commencing the task • Damaged industrial sockets and power cables must be removed. • Ensure the electrical cable is not damaged and has not been repaired with insulating tape or unsuitable connectors. • Ensure cables from power tools shall be organized so as not to present a tripping hazard • Only trained competent operatives to operate the power tools. • Ensure proper and regular maintenance of equipment that takes account of noise • Ensure proper hearing protection always. • Make sure people use the right tool for the job and are trained to use it correctly • Ensure defective tools that require maintenance is reported for repair or replacement. • Instruct workers to keep their hands warm and dry, and to not grip a vibrating tool too tightly. • Ensuring proper job rotation and limiting time operatives working with power tools and hand tools. • Use dust mask • Ensure proper earth leakage protection is provided. • All power tools must be 110V to be ensured.

High

• Ensure permit obtained for pressure test. • All pressure tests must be conducted with due regard for the safety of life and property. • Precautions should be taken to see that people not directly engaged in the testing operations remain out of the test area during the test period. • During pressure testing events, distinct warning signs, such as DANGER – HIGH PRESSURE TESTING IN PROGRESS must be posted at the test work area with exclusion zone. • Before attempting test, Supervisor will review the test specifications and procedures with the Test Inspector and any other relevant personnel to be certain that all equipment is adequate, and duties are organized and understood. • All the electric live service must be temporary isolate to avoid electric shock and electrocution. • PPE must in use with face shield • Ensure proper grounding and earthling. • After completion of the pressure test, release the water and disconnect all the temporary connections and close both ends. • Exclusion zone must be removing and remove the danger signage after completion of pressure test.

Checked By : Hennessey LLC

Approved By : U+A Architects

Shinos M Bavu Project Manager & QC In Charge

Signature & Stamp

Signature & Stamp

Signature & Stamp

Low

Low

Site Eng. Supervisor Foreman

Site Eng. Supervisor Foreman

MEP INSPECTION CHECKLIST

Project Title : Caesars Palace Luxury Villa Fitout Type of Work : Plumbing Works Inspection Checklist

SECTION REF : Ref. Drawing No :

Location :

Date : 27 Oct 2022

Items To Be Checked

No. A

Preparatory

1

Material as per Approved Sample / Specification

2

Approved Work Method Statement

3

Shop Drawing Approved by Consultant

D

Plumbing Works

1

Check plumbing work against drawing.

2

Vents and drains points installed

3

Correct schedule, sizes and type of piping

4

Check the pipe joints are properly made, tightened secured

Main Contractor

Client’s Consultant

Inspection Status

Inspection Status

Remarks

Check the location and routing of pipes are as per approved shop drawing Vertical or horizontally aligned and sufficient clearance inbetween other services

5 6 7

Accessible for maintenance.

8

Requirement for Leak/Flow test

9

No damages to the pipe installed

10

Ensure proper drain cleanouts are there for easy maintenance

11

Provide floor traps, gully traps etc. at correct locations to suit site conditions/as per construction drawing

12

Check the installation is coordinated with other services

13

Pressure Test conducted to all water pipelines to 8 bar pressure for 24 hours.

Status of Inspection We have carried out all necessary inspections and verify that the above items/activities conform to the contract specifications / document.

Checked By Sub-Contractor Signature Name Company Date

Verified By Main-Contractor

Approved By Client’s Consultant