Annual Rate Contract for mainline maintenance works in SMPL and KJPPL under WRPL Viramgam jurisdiction

Excavation Work

Providing & operating JCB for earth work in excavation in both ordinary & Rocky soil for ROW cleaning, washout rectification/ installation ofanode ground bed, sacrificial anodes, cable trenches, pipelinetrenches, etc. including backfilling the same after completion of workin all respect and up to the satisfaction of Site Engineer / EIC & thecost includes all labour, materials complete as per direction of SiteEngineer/ EIC.

Earth work in excavation in all kinds of soil, both wet & dry condition (except hard rock requiring blasting, chiselling / pneumatic drilling) for foundation, substructures, trenches, sumps, pits etc. to the following depths including shoring, strutting, trimming of sides of the trenches, dressing, ramming and levelling the bottom of the trenches correct to level, grade etc. including bailing out of water (if any), stacking selected excavated earth for backfilling, filling available excavated earth in trenches, foundation, plinth etc. and/or disposing the excess earth outside IOCL premises to an unobjectionable area with all leads & lifts, etc. complete in all respects inclusive of cost of all labour, materials, tools, tackles etc. as per drawings, specifications and direction of the Site Engineer/EIC. Upto 2.5 m in depth

Earth work in excavation in all kinds of soil, both wet & dry condition (except hard rock requiring blasting, chiselling / pneumatic drilling) for foundation, substructures, trenches, sumps, pits etc. to the following depths including shoring, strutting, trimming of sides of the trenches, dressing, ramming and levelling the bottom of the trenches correct to level, grade etc. including bailing out of water (if any), stacking selected excavated earth for backfilling, filling available excavated earth in trenches, foundation, plinth etc. and/or disposing the excess earth outside IOCL premises to an unobjectionable area with all leads & lifts, etc. complete in all respects inclusive of cost of all labour, materials, tools, tackles etc. as per drawings, specifications and direction of the Site Engineer/EIC. Between 2.5 m to 5 m in depth

Backfilling of Excavated Pit / Trecnch:Backfilling of the excavated pit/trench by Hydraulic means (JCB)/Manual Means, soil (excluding rock) removed during excavation of trench (stored within 50 m radius of the excavated trench).

Excavation and backfilling in hard rock (requiring blasting chiselling / pneumatic drilling) dewatering if required, consolidatingthe trench bed, as per drawing and/or the direction of the EIC.

Supply & Stacking of soft soil, at site of any excavated trench (not from anywhere within 50 M radius of excavated trench) by deploying all sort of lifting / unloading machinaries, transportation means, manpower whatsoever required.

Transportation of earth, debris etc from site Transportation of earth, debris etc. up to 1 Km, lead from the area of excavated trench, all complete including loading, unloading and leveling as per instruction of EIC. This shall also include, all loading, unloading & transportation machinaries, manpower, tools whatsoever required for the job.

Cetering and Shuttering to prevent Earth Collapse of Excavated Pit / Trench: Providing and fixing Centering and shuttering including strutting, propping etc. and removal of form, with double scaffolding system (cup lock type) and MS centring plates (with bolting arrangement) all - around inner side of excavated pit to retain the earth and prevent collapsing of trench. Cup Lock made with 40 mm dia M.S. tube, placed 1.5 meter centre to centre, horizontal & vertical tubes joint with cup & lock system with M.S. Tubes, M.S. tube challis, M.S. clamps. MS Shuttering Plates should be connected with nut bolt system to each other and these are tied (with the outer face of the erected scaffold structure) cup lock scaffolding by MS binding wire. The scoffolding system shall be stiffened with bracings, runners at required locations with essential safety features for the workmen etc., complete as per directions and approval of Engineer - in - charge. Same items are to be removed, after completion of the of the requirement of the same. This shall also include, transportation, material handling equipment, manpower, tools whatsoever requied for the job and duration of installed structure in the trenach, shall be as required for safe completion of the job as per IOCL'S descrition. The elevational area of the scaffolding shall be measured for payment purpose.

Mainline Facility