24 INCH PIPELINE REPAIR JOB AT VVSPL-VISAKH

WATER FLUSHING — Water flushing: Water flushing of pipeline containing MS/HSD/SKO/ATF lines as per the requirement (scope of job includes removal of 24 inch NRV Bonnet Flange, fixing pre-fabricated spool for flushing, connecting flexible/rigid lines to fire hydrants (one 6 or 8 inch and two 3 or 4 inch lines as per the job requirement, removal & reconnecting the fire hydrants, flushing the line till the time entire hydrocarbon contents are washed out. Removal of all the hose connections after the job gets over and refixing the NRV bonnet complete in all respects. Scope of job includes arranging mobile crane for fixing and re-fixing the connections, arranging required manpower, tools, tackles etc., After line flushing, line to be isolated by installing spades/blinds for which payment will be made separately as per items no.11 Length of each 24 inch line is approximately 1500 to 2000 mtrs. Vendor to quote on lumsum basis for each line. Water will be given by HPCL.All tools & tackles like use of hydra/ crane for shifting of material/Power Source/ Portable Water which are to used during the job are inclusive in the rates. No other payment will paid by HPCL.

Final WATER FLUSHING — Final water flush for line item no. 1: Final flushing activity (re-flushing after installation of blinds) - scope of job involves re-flushing the line after positive segregation of the line by installing spades/blinds. For final flushing activity, blinds to be loosened up at the top and wedges to be inserted to create small gap and line to be re-flushed again to ensure nil presence of hydro-carbons. Vendor to quote on lumsum basis for each line. Water will be provided by HPCL.All tools & tackles like use of hydra/ crane for shifting of material/Power Source/ Portable Water which are to used during the job are inclusive in the rates. No other payment will paid by HPCL.

"HYDROTESTING-15kg/cm2" — Hydrotesting: Hydrotesting of pipeline - scope of job includes initial filling the line with water and to ensure air is removed completely by venting, positively isolating the line by inserting blinds (for blinding the line, payment will be made separately, vendor to quote accordingly)., pressurizing the line by arranging positive displacement pump of suitable capacity capable of generating pressure up to 15 kg/sq. Cm, (water will be given by HPCL), fixing of pressure gauges, pressurization to be done up to the pressure advised by the site in-charge and testing for 4 - 6 hours. Scope of job includes arranging required hoses for pressurization, all tools and tackles, water draining, disconnecting all the hoses etc. Complete in all respects and no separate payment will be made for the same. The length of each pipeline is around 1500 mtrs. Vendor to quote on lumsum basis for each line. All tools & tackles like use of hydra/ crane for shifting of material/Power Source/ Portable Water which are to used during the job are inclusive in the rates. No other payment will paid by HPCL.

"REMOVALOF OLDPIPELINE" — Removal of old pipeline: Removal of existing pipeline (pup piece of any length) using hot work either by grinding/gas cutting - contractor to arrange all the consumables, tools, tackles, required manpower, transporting the removed line to the designated place VVSPL- Scrap Yard by arranging hydra/crane (no additional payment for the same), required hot work permits to be taken before commencing the job. Vendor to quote rate per inch meter. All tools & tackles like use of hydra/ crane for shifting of material/Power Source/ Portable Water which are to used during the job are inclusive in the rates. No other payment will paid by HPCL.

"COLDCUTTING" — Cold Cutting: Cold cutting (item to be used as per the site requirement) - scope of job includes arranging hacksaw blades of required length, manpower, all the required tool, tackles etc. For cold cutting the line at the designated place as per the site conditions & Officer Incharge. Contractor to quote rate per inch dia. All tools & tackles like use of hydra/ crane for shifting of material/Power Source/ Portable Water which are to used during the job are inclusive in the rates. No other payment will paid by HPCL.

"WELDINGQUALIFICATIONPRO 1990-VVSPL-VISAKH — Welding procedure qualification - Scope of job includes fabricating test pieces, arranging approved third party agencies by HPCL, welding procedure qualification shall be carried out in accordance with the applicable requirements of ASME SEC IX latest edition/api and/or other applicable codes and the technical specifications. The contractor shall submit the welding procedure specification immediately within one week after the receipt of the order. Scope of job also includes arranging approved third party agency, destructive testing of sample at any approved lab, complete set of test results in the format as per QW-483, ASME section IX approved by the third party agency to be submitted. Party to do the additional welders qualification at their own expense. Contractor to quote rate on lumsum basis.

"PIPELINELAYING" — "Pipeline laying: Receiving & taking-over, handling, hauling, loading, shifting and unloading of HPCL supplied pipes of any random length and of size up to 24 inch dia (max length up to 12.5 mtrs) with wall thickness up to 9 mm from VVSPL store yard in ATP-VR to work site, obtaining required hot work permits before execution of the work from ATP and strictly following safety precaution as per good engineering practice. Unloading, stringing of pipes, carrying out works on the line pipe like aligning in the field. Final area clean up, site clean up to HPCL satisfaction, disposal of surplus debris to approved dumping place and returning all surplus material to HPCL as directed.Contractor to restore the facility at their own cost as per instruction by HPCL, in case of damage caused by them in the course of their work execution. Preparation as-built drawings and other records is in the scope of contractor. Contractor to quote rate per inch meter. All tools & tackles like use of hydra/ crane for shifting of material which are to used during the job are inclusive in the rates. No other payment will be paid by HPCL"

"PIPELINEWELDING" — PIPELINE WELDING AS PER THE APPROVED PROCEDURE: Obtaining required hot work permits before execution of the work from VVSPL & ATP and strictly following safety precaution as per good engineering practice. Grinding, cutting, bevelling (as required), welding, Carrying out root DP (Dye penetration test) of all the joints and testing of selected finished field welds joints as required using Radiography, development of radiographic films / examination / interpretation of NDT by qualified Level- II inspector / services, supervision, labour, consumables. Repairs of defects recorded during DP testing and radiography including cutting, bevelling, welding, and carrying out re-radiography, quoted rate shall include DP test for root weld and NDT by Radiography (will be paid separately). Providing required instruments, tools, manpower, access, PPE, support to HPCL and their authorized representative at site/workshop to facilitate inspection, measurement witness etc. Contractor to restore the facility at their own cost as per instruction by HPCL, in case of damage caused by them in the course of their work execution amount of damage will recovered from Vendor. Supply of all consumables, manpower, supervision, equipment, tools, tackles, machinery. All works to be carried out as per specification, scope, good engineering practice, all as per instruction of HPCL." Payment will be based on INCH DIA basis. All tools & tackles like use of hydra/ crane for shifting of material/Power Source/ Portable Water which are to used during the job are inclusive in the rates. No other payment will paid by HPCL.

"NDT ByRadiography" — NDT By Radiography - Please refer to item No. 8 for the scope of job and Attachment for the specification -Vendor to arrange the competent agency for carrying out the radiography and same to be interpreted by minimum Level II qualified inspector. In case of any defect in the joint same to be rectified and joint to be re-radiographed. No additional payment shall be made for re-radiography of the joint. Payment will be based on INCH DIA basis.

"Fabricationof TEE" — Fabrication of TEE: Job includes fabrication of 24" TEE with the pipes of 12 mm thickness (Pipes will be supplied by HPCL). All tools & tackles like use of hydra/ crane for shifting of material/Power Source/ Portable Water which are to used during the job are inclusive in the rates. No other payment will paid by HPCL.