3 LPE COATED CARBON STEEL PIPELINE LAYING AND ASSOCIATED WORKS IN Salem GA (GROUP B)

"Excavation of hard rock, wherever hard rock of single piece exceeding 1.5m in any direction and removable only by pneumatic chisel / drill / rock-breaker. The rates are payable over and above the laying rates considered under SOR item specified as INSTALLATION OF CARRIER PIPE BY OPEN TRENCH METHOD (ALL KINDS OF SOIL)."

SOFT SOIL / SAND FILLING (Preferably) - ROCK AREA , 150 mm Pre Padding & 200 mm Post Padding in pipeline trench using Soft Soil/ San d (preferably) filling as directed by the EIC.

"PIPELINE LAYING LIAISONING AND GETTING PERMISSIONS FROM THE STATUTORY AUTHORITIES Applying permission, follow up and getting permis sion from the statutory authorities, obtaining work permits/ NOC from various statutory authorities having jurisdiction before execu tion of the works and complying with all stipulations / conditions / recommendations of the said authorities. Only R.R charges shall be paid by Owner. The work also includes submitting request for (after obtaining the letter from client) permission , follow up , a ssisting in site inspections / route suevey / site report making/making site inspection drawings , submitting at designated offices , resubmission after correction , modification if required , soft and hard copy in nos. as required /if required in sizes , and coll ecting permission from the statuatory authorities including NHAI , PWD , Railways , Irrigation , Forest , Municipal Corporation etc. Obtaining work permits / NOC from various statutory authorities having jurisdiction before execution of the work and complying with all stipulations /conditions/recommendations of the said authorities. Only statutory fees shall be paid by the owner. Note: 1. Payment shall be based on the actual length of pipeline laid. This rate shall be paid seperately & not inclusive in above specifi ed SOR item of INSTALLATION OF CARRIER PIPE BY OPEN TRENCH METHOD (ALL KINDS OF SOIL)."

Installation of 4" NB PE Coated Steel pipe without any casing by Moiling

"Supplying & providing aaproved type of extruded polyethylene mesh (rock shield) on mainline pipe to protect the coating against roc ky soil including supply of all inputs such as labour, materials, consumables etc. necessary to perform and complete the work in all respects in accordance with the specifications, manufacturer's recommendation and instruction of Site Engineer / Eingineer-In- Char ge. Rock shield shall be of minimum thickness as specified in the technical specification, flexible PVC (polyvinyl chloride), strand ext ruded rock shield pads."

"Note: 1. Rock shield pads shall be affixed to pipe utilizing non-metallic bands of filament tape. 2. Spacing of non-metallic banding shall not exceed 80 cm on center. 3. Rock shield shall completely encircle the pipe with a minimum overlap of 10 cm. Overlap shall be located at the bottom radius (6 o’clock position). 4. Back-fill should be “shaded” into the trench during back-fill procedure. Do not dump back-fill directly on protected pipe. 5. Follow manufacturers recommendations. "

4" NB

PURGING & INERTIZATION OF PIPELINE - INCLUDING SUPPLY OF NITROGEN Purging and inertization of pipeline section between the two isola tion valves with nitrogen to make the pipeline section free from oxygen including supply of required quantity of nitrogen and all eq uipments, tools and tackles, manpower etc. required for the works and as per instruction of engineer in charge. Complete with necess ary regulator, hoses, pressure guage, connections with tools and tackles. Submission of purging plan for approval before actual work and complete assistance for purging. By filling and pressurizing with nitrogen upto a pressure of 2 bar(g).

4" NB