Construction of RCC Drain in place of affected C.C Drain on various stretches of NH 08 from Ch.397.50 Km to Ch. 406.00 Km during laying of gas pipeline

Sub Head - I

SITE CLEARANCE

Clearing Grass and Removal of Rubbish Clearing grass and removal of rubbish up to a distance of 30 m outside the periphery of the area as per MoRT&H Technical Specification Clause 201.

Sub Head -II

RCC DRAIN AT AFFECTED AREA

Excavation for Structures Earthwork in excavation for structures as per drawing and MoRT&H technical specifications Clause 304 including setting out, construction of shoring & bracing, removal of stumps & other deleterious material and disposal upto a lead of 50 m, dressing of sides & bottom and backfilling in trenches with excavated suitable material. i)Ordinary Soil

Sand Filling in foundation trenches as per drawing & MoRT&H technical specification clause 304.

PCC 1:3:6 in Foundation Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days as per drawings & MoRT&H technical specifications Clauses 2100. (including centering, shuttering, staging etc. but excluding reinforcement)

Plain / Reinforced cement concrete in open foundation as per drawings & MoRT&H technical specifications Clauses 1500, 1700, 2100. (including centering, shuttering, staging etc. but excluding reinforcement) E. RCC M 25 Grade Case-I: Using Concrete Mixer

Supplying, fitting & placing Thermo-Mechanically treated bar/ Cold twisted deformed steel bar reinforcement in foundation complete as per drawings & MoRT&H technical specification Clauses 1600.

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