MINOR MECHANICAL COLD JOBS

Valve dropping/Inst — lve dropping/Installation:-This item is to be operated for both valve dropping and valve installation.Job scope for valve droppi :Remove valves by unbolting the bolts and transport to the Valve section - Maintenance or any other designated place for repair / sposal. Job scope for Valve installation:1.Transport valve from HPCL stores/issue point to Valve testing and servicing location r servicing and collect the valve after servicing.2.Install the valve in position with proper gasket and offer for inspection and tain earanceRate Payable:Per inch dia.of the valve installed or removed.Payment shall be paid separately for valve dropping and stallation.(i.e.payment is made separately for valve dropping and separately for valve installation)Notes:1.Scaffolding if ere ed, it shall be paid separately, extra, as per respective line item.2.This item is applicable only when the valves are removed for eplacement/repairs.3.This rate is payable for 150# flange.In case of Higher ratingflanges extra rates as below shall be payable: 300# flanges - 10% extra600# flanges - 20% extra900# flanges - 30% extra1500#, 2500# flanges - 40% extra4.In case of 3-way lve, 50% additional payment shall be made.In case of 4-way valve, double the rate shall be paid.

Arresting Valve Bonnet leaks — resting Valve Bonnet leaks:-Job scope:Arrest bonnet flange leaks of valves by tightening the bolts as directed by job engineer. ate Payable:Rate payable is per inch dia of the size of the valve( i.e.for arresting bonnet leak of 6"" valve, 6 x inch dia rate paid)"

Replacement of Valve bonnets — placement of Valve bonnets:-Job scope:Provide assitance to operation for Isolation of the valve.Replace valve bonnets by openi the bonnet bolts as directed by job engineer.Transportation of valve components from ware house to site also forms scope of the jo Rate payable:Rate payable is per inch dia of valve bonnet replaced."

Replacement of Valve Wheel/che 6600-VISAKH REFINERY — placement of Valve Wheel/check nut:-Job scope:Replace valve components like check nuts, wheel as directed by job engineer.Transp tation of valve components from ware house to site also forms scope of the job.Rate payable: Rate payable is per valve replaced.Ra is payable separately for replacement of valve wheel and valve check nut."

Replacement of bush of valves — placement of bush of valves:-Job scope:Assist operation for isolation of the valve.Replace valve bush as directed by job engin r.Transportation of valve components from ware house to site also forms scope of the job.Rate payable: Rate payable is per inch di size of the valve ."

Valve Gland tightening/Add packi 6600-VISAKH REFINERY — lve Gland tightening/Add packing:-Job scope:1.Arrest gland leaks on line.Add specified gland pack rings to valves or Re-pack the land with specified packing material.2.Gland bolts shall be replaced, if required.3.Ensure no leaks after the job is completed, d also ensure the valve spindle shall be operable and free sliding.Rate Payable: Rate payable is per inch dia valve add packed.N es: Gland bolts and gland-packing material shall be supplied by HPCL."

Valve Free Up — lve Free Up:-JOB SCOPE:1.Free up the wheels and grease the valve as per the advise of Maintenance.2.Carry out insitu minor r air of valves without dismantling the valve from positionRATE PAYABLE: Per inch dia.of valve as per scope given above"

Dropping/Installation of RV — opping/Installation of RV:-This item is to be operated for both relief valve dropping and valve installation.Job Scope Relief Va e Dropping:1.Open all connected flanges, drain lines and install blind flange.2.Shift the relief valve to Valve section from any ocation/elevationJob Scope Relief Valve Installation:1.Transport relief valve from Valve section / ware house to site2.Remove ind flanges and fix the valve in position, put new Inspected gasket in between the flanges.3.Reconnect the drain lines etc.Rate yable:Per inch dia.of the relief valve installed or removed.Payment shall be paid separately for valve dropping and installation.( e.payment is made separately for relief valve dropping and separately for relief valve installation).Inlet size of the valve shall b considered for payment.Notes:1.Relief valves shall be carefully handled.For lifting and lowering from elevation, proper rigging rangement shall be made at no extra cost to HPCL.2.After installation, the agency may be advised to arrange for soap solution and rry out leak test.In case of leak observed, agency to carry out Tightening until leak is arrested.Further, the agency may be advised o also do hot bolting (Tightening of bolts after operating temperature is attained).The agency may also be required to keep manpower tandby until the line/equipment is taken into service for doing the above jobs.No separate payment will be made for the above (leak sting and hot bolting forms the scope of job).3.Crane may be provided by HPCL for lifting/lowering of the RV from elevations based n criticality as decided by the job engineer.4.This rate is payable for 150# flange.In case of Higher rating flanges extra rates a below shall be payable:300# flanges - 10% extra600# flanges - 20% extra900# flanges - 30% extra1500#, 2500# flanges - 40% e ra5.Shifting of PSV shall be paid separately."

Cleaning of gauge glass assembl 6600-VISAKH REFINERY — eaning of gauge glass assembly:-Job scope:1.Clean the gauge glass assembly in position as per the directions of Job Engineer by ving water/steam hose connections2.After job completion hoses are to be disconnected and after rolling put back to location advise by job engineerRate Payable: Per gauge glass assembly cleaned.Notes: PVC gloves, goggles and other required safety equipment as rected by job engineer shall be provided by the contractor. In case gauge glass assembly cleaning is to be done using acid then an a itional rate of 200% of the item rate shall be paid Supply of acid is in HPCL scope.However collection of acid from the advised loca on is in the agency's scope."

Gauge Glass Assembly Overhaul 6600-VISAKH REFINERY — uge Glass Assembly Overhauling:-Job scope:1.Remove the gauge glass assembly and install blind flanges.2.Dismantle the assembly nd overhaul all the parts3.Assemble as advised by job engineer, using new parts, gaskets or by reclaiming old parts.Carry out hydr test and offer for inspection.4.Remove blind flanges after job completion and fix back the gauge glass assembly in positionRate yable: Per gauge glass assembly overhauled upto 4 blocks In case more than 4 blocks are present in the gauge glass an additional pay nt of 10% of this item rate per additional lock will be madeNotes:PVC gloves, goggles and other required safety equipment as di cted by job engineer shall be provided by the contractor.- In case only dropping and fixing is carried out by the agency and overhau ng is not carried out by the agency, 50% rates shall be paid.