Installation of GRP Pipes

RISK ASSESSMENT FORM -

Date : 8/ 9 /2014 :Ref No:DN001-P01/CGC-SACYR/HSE/RKA/00053 : Project Name : Roads and Infrastructure in Bani Hajer North. Phase 1 & 2 :8 Assessment location : Locations for attenuation tanks on site : Description of work : Potable Water Works :

SR #ActivityHazard / Conditions that could develop hazardWho Might be Harmed Initial RiskSafety precautions needed to control the Risk to ALARP * RESIDUAL RISKResponsible PersonConsequences Likelihood Risk RatingConsequences Likelihood Risk RatingEffect / " 1Excavated after setting outwork - without permit -(hot works, Confined sapce legal non-compliance Contractor4512Ensure applicable external excavation permit and permission from concerned autority are received for the excavation and construction of the Potable water works.Construction Manager, Site engineerLack of applicable permits, instructions, as-built drawings, cable detection etc.Contractor, involved employees4312Ensure availability of updated as-built drawings of cable and other underground utilities of the location .Refer the as-built drawing to identify approximate location and depth of cables.Use cable detectors to find out the route / location of cables.212Setting up survey equipmentTripod falling oversurveyor326Task to be done by a trained and competent surveyor224Survey Engineersurveying assistant knocking peg into groundsurveyor assistant326person who is doing the task must be competent and must make use of the correct equipment.Surveyersurveyor assistant standing on edge without any fall protectionsurveyor assistant4416surveyor assistant should be provided with ladder or provide working paltform while work at height224SurveyerWorking inside excavation Access for excavation equipments, loading trucks etc. -vehicle /equipment accidentsDrivers/operators Inviolved peiople 339Provide entry gate at one location of protection barrier around the excavation; restricrted for construction equipments and trucks involverd in the Potable water work . Post sign boards to prevent unauthorised entry of vehicles, people. Assign gate keeper. 111Site Engineer, Gen.ForemanProvide access ramp of enough width and slope into the excavation for construction equipments and vehicles to be provided. Ensure edge protection for ramp as required. Lose MaterialsFalling of loose materials from the sides - Injuries.Workers inside manhole`nch.3412Clear loose materials including stones from the edges excavation. Install green mesh at the walls of excavation.. 313Site Engineer, Foreman

*ALARP - As Low As Reasonably PracticableAssessed By: :Reviewed by: Engr. Amir Iskander (Project Construction Director) :Date:8/9/14 :Date:8/9/14 :Signature : :Signature: :

Likelihood / Severity / 1Remote / Minor / 2Unlikely / Major / 3Likely / Severe / 4Frequent / Fatality /

Pipeline, fitting and Jointing InstallationLifting injury,Swinging loadInvolved workers and vicinity people4312Correct manual handling techniques,Use mechanical aids where possible,Maintain control of loads when lifting & moving.Carry pipes close to ground while moving

Pipe BeddingEquipment & Truck operationsOperators, Involved workers339Provide safe access for trucks, equipments for bedding work.Engage third party certified equipments and operators only.Assign trained Flagmen to guide equipments and trucks111Site Engineer, Foreman,ForemanWorkers inside trench -Injuriesworkers236Ensure nobody inside trench while putting bedding material.111ForemanNot reinstating edge protectionsworkers,public339Reinstate edge protections of trenches every day after work.111Gen.Foreman, ForemanWorkers inside trench -Injuriesworkers236Ensure nobody inside trench while putting bedding material.111ForemanNot reinstating edge protectionsworkers,public339Reinstate edge protections of trenches every day after work.111Gen.Foreman, ForemanPipe unloading, stacking at work site .Using inadequate crane , incompetent operators, riggers.Involved workers , others in the vicinitySelect cranes of appropriate capacity. Ensure Third party inspection certificates of cranes and lifting slings and tackles. , License of operator, third party certificates of operators, riggers.212Site Engr, Gen.Foreman, Garage Foreman.

Unsafe Pipe stacking at site .-Rolling, Falling of pipe : Injuries and Damages.Involved workers236Pipes should be kept at least 1 mtr away from trench edges and perendicular to the trench. Do not overstack pipes. Once a fastening on a bundle of pipe is removed, pipes should be brought down to ground level to prevent rolling and falling. 111Gen.Foreman, Foreman*ALARP - As Low As Reasonably PracticableAssessed By: Mr. V.Jacob (HSE Manager) :Reviewed by: Engr. Amir Iskander (Project Construction Director) :Date:8/9/14 :Date:8/9/14 :Signature : :Signature: :Likelihood / Severity / 1Remote / Minor / 2Unlikely / Major / 3Likely / Severe / 4Frequent / Fatality / 3Pipe Installing 4312212

*ALARP - As Low As Reasonably PracticableAssessed By: Mr. V.Jacob (HSE Manager) :Reviewed by: Engr. Amir Iskander (Project Construction Director) :Date:8/9/14 :Date:8/9/14 :Signature : :Signature: :Likelihood / Severity / 1Remote / Minor / 2Unlikely / Major / 3Likely / Severe / 4Frequent / Fatality / 4Connecting existing live water mainsHazard of newly laid pipeline network becoming live with hazardous gases when only one resident's internal drainage line is connected to one nWorker going inside live manhole44162. The time for fixing pipe at the bottom and top section of deep manholes inside the manhole will be high when considering the worker's exposure to hazardous gases/lack of oxygen inside.111Construction Manager, Pipeline Project Engineer3.Hazard of not having a secured platform for the worker to do the above said pipe fitting job inside the manhole at various heights shall be avoided. 4. Pressure /leak proofness testing of the piping connected to the manhole shall be completed before it become live.

5

*ALARP - As Low As Reasonably PracticableAssessed By: Mr. V.Jacob (HSE Manager) :Reviewed by: Engr. Amir Iskander (Project Construction Director) :Date:8/9/14 :Date:8/9/14 :Signature : :Signature: :Likelihood / Severity / 1Remote / Minor / 2Unlikely / Major / 3Likely / Severe / 4Frequent / Fatality / 6Lifting operations during construction of attenuation tank.- Steel /shutter and other construction materials.Unsafe Equipment / incompetent Operations - accidents ,injuries.Operator involved workers and anybody in the vicinity4312Ensure crane / lorry crane of of appropriate lifting capacity and in good working condiction. Ensure valid third party inspection certificates of crane/lorry crane, slings and lifting tackles.414Site Engineer, Garage ForemanEnsure crame / lorry crane operators have valid license. Operators and riggers should have valid third party certificate. Improper locating of crane -Colapse of excavation edges,overturning of crane - injuries and damagesOperator involved workers and anybody in the vicinity4312Out riggers of the crane should be fixed at least one meter away or more from the excavation edges which should be decided as per the ground condition against collapse of the edges. . Where collapse of ground is suspected do not carry out lifting. Load indicator should be checked at each location, as perload,boom extension and boom angle.414Site Engineer, Foreman, crane operator,Riggerlifting excess load more than safe load - Fall oF materials, crane overturning etc. Operator,Involved workers4312Load indicator should be checked at each location, as per load,boom extension and boom angle.Only safe load shall be lifted at each position.111Foreman, Operator,Roggerunprotected lifting area - unauthorised entry,injuriesworkers , unauthorised peiople 339Ensure nobody under lifting load,especially inside the excavation / tank construction area. Barricade lifting area , Post NO ENTRY signs and prevent unauthorised entry.111Foreman, Operator RiggerUndesired movement of load -accidents,InjuriesInvolved workers, anybody in vicinity339Use taglines to control the undesired movement of lifted up item and to place it at desired location. . 111Foreman, operator,Rigger*ALARP - As Low As Reasonably PracticableAssessed By: Mr. V.Jacob (HSE Manager) :Reviewed by: Engr. Amir Iskander (Project Construction Director) :Date:8/9/14 :Date:8/9/14 :Signature : :Signature: :Likelihood / Severity / 1Remote / Minor / 2Unlikely / Major / 3Likely / Severe / 4Frequent / Fatality / 7Steel and carpentary worksUsing power tools like cutter / grinder, drill,bending and cutting machine etc. - Injuries,electrical shocks,fatalityinvolved workers, anybody in the vicinity4312Assign trained workers only to operate power tools. 212Foreman, Electrician, power tool operatorEnsure safe condition of poweer tools , safety guard over roating / reciprocating parts etc. c. Electrical extensions to be done through safe routes to prevent insulation damage, short circuit and electrical shocks.Electrical cables should not be put over stell / steel form work. Provide temporary post to extend the cable. Ensure ELCB at power source in working conditionDisconnect electrical extensions when not using power toolsSpark during cutting -Fire and Burn injuries. Dust -inhalation, eye injuries Involved workers236Ensure workers wear PPE - Safety Googles, dut mask, heavy duty hand gloves, safety shoes helmet and cover all.100Foreman, Ensure no combustibles in the vicinity.Keep stand by Fire extinguishersForeman Using hand tools - InjuriesInvolved workers236Ensure safe and appropriate tools are used. No home made tools allowed.Use PPE -Hand Gloves, safety googles, duct mask, safety shoes,safety helmet,cover all.100ForemanManual handling - hit/strike by steel / wood, Injuries from protruding nailsInvolved workers236Conduct TBT and explain the hazards and precautions. Wood with protruding nails should be segregated at a barricaded place during work. Arrange for denailing of wood.111Foreman*ALARP - As Low As Reasonably PracticableAssessed By: Mr. V.Jacob (HSE Manager) :Reviewed by: Engr. Amir Iskander (Project Construction Director) :Date:8/9/14 :Date:8/9/14 :Signature : :Signature: :Likelihood / Severity / 1Remote / Minor / 2Unlikely / Major / 3Likely / Severe / 4Frequent / Fatality / 8Work at height for steel fixing, shuttering and concreting of tank walls, columns, etc.Unsafe working platform / scaffolding - Fall accidents,, slip,trip etc.- InjuriesInvolved workers339Ensure safe and suitable scaffolding as per the job. Scaffoldings should have platforms without gaps, guard rails (top and mid rails) , at all sides, toe boards, access ladder etc. 111Site Engineer,Scaffolding Foreman, ForemanThe scaffolding should be inspected and tagged before work. No work shall be done on red / Untagged scaffoldings...Safety harness should be worn and hooked while working / supervising at overhead platforms. . Materials shall not be accumulated on the platform,obstructing walkways,to prevent trip hazards.Unauthorised alterations on scaffolding / platform - collapse, workers 339No unauthorised ateration shall be done on scaffoldings during work. It should be done by authorised scaffolder..000Foreman9Concreting work for walls and columnsOverload on scaffold platform collapse, accident,injuries workers 339Ensure no over loading of the scaffold platform; with extra people,Control number of workers needed.111Foremanmishandling / falling of vibratorworkers 339The platform should have enough width for concrete workers to stand and move vibrator on it. Handling / operate by competent operators oonly. Ensure toe- board protection to prevent falling of vibrator. 111Foremanundesired movement of concrete hose - whip Injuries, concrete fall on head.workers 236Continuous monitoring by supervisor for safe movement of concrete hose. .Ensure workers take safe positions/postures. Climbuing over shuttering for concreting shall not be allowed.1116Contact with concrete - Skin irritation, eye injuries,ill- healthworkers 236Ensure the workers use safety helmet,googles, gum boots, PVC Hand gloves, cover all.workers 236*ALARP - As Low As Reasonably PracticableAssessed By: Mr. V.Jacob (HSE Manager) :Reviewed by: Engr. Amir Iskander (Project Construction Director) :Date:8/9/14 :Date:8/9/14 :Signature : :Signature: :Likelihood / Severity / 1Remote / Minor / 2Unlikely / Major / 3Likely / Severe / 4Frequent / Fatality / 10Roof shutter Installation Substandard supporting structure for roof work-collapseWorkers, others in the vicinity4312Ensure approved design for the support structue and it is constructed with the right structure materials . 212Site Engr.ForemanIncompetent workers /supervisors for structure installation - structure Collapse Worker,others in the vicinity4312Assign trained and competent workers install the structure as per design under competent supervisor. Engineer to ensure the right installation and strngth of structure.212Site Engineer,ForemanFall of structure materials while installing - Injuries to peopleworkers, anybody in the vicinity339Cordon the structure installation area. Post sign boards and prevent unauthorised entry into erection area.111Site Engineer, ForemanGuide and monitor material handling. Workers should take safe postures against probable falling of structure material.Work at height during structure installationworkers,anybody in the vicinity339 Scaffold boards secuured by tying / clamping on structure shall be used as workingplatform during structure erection. boards shall be used as working platform.Ensure the installed section of structure is strong and stable to put scaffold boards as platform. 111Site Engineer,ForemanInvolved workers should wear and hook safety harnesses while working at heights.Unauthorised entry into structure erection area- injuriesunauthorised people333Barricade the work area and prevent unauthorised entry111Foreman*ALARP - As Low As Reasonably PracticableAssessed By: Mr. V.Jacob (HSE Manager) :Reviewed by: Engr. Amir Iskander (Project Construction Director) :Date:8/9/14 :Date:8/9/14 :Signature : :Signature: :Likelihood / Severity / 1Remote / Minor / 2Unlikely / Major / 3Likely / Severe / 4Frequent / Fatality / 11Concreting roof shutterUncertified support structure 0- Collapse during concretingWorkers4312The support structure and shuttering for roof concreting should be inspected and certified for it's strength against collapse during concreting.111Construction Manager, Concerned EngineerUnauthorised people under structure during concreting - injuries in case of collapse / dislocation/fall of materials.. workers428Barricade the underneath of roof shuttering and prevent unauthorised entry; especially during concreting. One person to be assigned to ensure the same continually.414Site Engineer,Foreman12Concreting work for roof Unsafe access 339Provide safe acess / bridge to roof shuttering111ForemanOverload on roof shuttering collapse, accident,injuries workers Ensure no over loading of the roof shutter with extra people, Control number of workers needed.mishandling / falling of vibratorworkers 339. Handling / operate by competent operators oonly. Ensure toe- board protection to prevent falling of vibrator. 111Foremanundesired movement of concrete hose - whip Injuries, concrete fall on head.workers 236Continuous monitoring by supervisor for safe movement of concrete hose. .Ensure workers take safe positions/postures. 111ForemanContact with concrete - Skin irritation, eye injuries,ill- healthEnsure the workers use safety helmet,googles, gum boots, PVC Hand gloves, cover all.13Deshuttering of roof and removing support structure Fall of shutter boards, structure materials- InjuriesWorkers, anybody in vicinity339Dismantling to be done by authorised competent workers only. Provide supervision and guidamnce to prevent undesired falling of shutyter materials111Site Engineer, ForemanBarricade the work area and prevent unauthorised entry.*ALARP - As Low As Reasonably PracticableAssessed By: Mr. V.Jacob (HSE Manager) :Reviewed by: Engr. Amir Iskander (Project Construction Director) :Date:8/9/14 :Date:8/9/14 :Signature : :Signature: :Likelihood / Severity / 1Remote / Minor / 2Unlikely / Major / 3Likely / Severe / 4Frequent / Fatality / 15Concreting work for roof Unsafe access 339Provide safe acess / bridge to roof shuttering111ForemanOverload on roof shuttering collapse, accident,injuries workers Ensure no over loading of the roof shutter with extra people, Control number of workers needed.mishandling / falling of vibratorworkers 339. Handling / operate by competent operators oonly. Ensure toe- board protection to prevent falling of vibrator. 111Foremanundesired movement of concrete hose - whip Injuries, concrete fall on head.workers 236Continuous monitoring by supervisor for safe movement of concrete hose. .Ensure workers take safe positions/postures. 111ForemanContact with concrete - Skin irritation, eye injuries,ill- healthEnsure the workers use safety helmet,googles, gum boots, PVC Hand gloves, cover all.16Deshuttering of roof and removing support structure Fall of shutter boards, structure materials- InjuriesWorkers, anybody in vicinity339Dismantling to be done by authorised competent workers only. Provide supervision and guidamnce to prevent undesired falling of shutyter materials111Site Engineer, ForemanBarricade the work area and prevent unauthorised entry.*ALARP - As Low As Reasonably PracticableAssessed By: Mr. V.Jacob (HSE Manager) :Reviewed by: Engr. Amir Iskander (Project Construction Director) :Date:8/9/14 :Date:8/9/14 :Signature : :Signature: :Likelihood / Severity / 1Remote / Minor / 2Unlikely / Major / 3Likely / Severe / 4Frequent / Fatality /

HSEF 4.3.1-01-01 Issue: 1 Rev: 2 Issue Date: 20 Mar 2012Page &P of & 9

Sheet1