NIe-T- 73//Sl-02/2025-26

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm,

Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. (a) With earth obtained from excavation of foundation

Filling in foundation or plinth by fine sand in layers not exceeding 150 mm. as directed and consolidating same by thorough saturation with water ramming complete, including the cost of supply of fine sand.(Payment to be made on measurement of finished quantity).

Single brick flat soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with powdered earth or local sand. i) In Ground Floor

Supplying and laying Polythene Sheet (150gm / sq.m.) over damp proof course or below flooring or roof terracing or in foundation or in foundation trenches. i) In Ground Floor

Cement concrete with graded stone ballast (40 mm. size) excluding shutterinq. (a) 6:3:1 proportion (A) In Ground floor With N.B. Variety Stone metal

Ordinary Cement Concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement, If any, in ground floor. as per relevant JS codes. (a) Pakur Variety.

25 mm. thick damp proof with cement concrete (1 :1.5:3) (with graded stone aggregate 10 mm. normal size) and painting the top surface with a coat of bitumen [VG.40] using 1. 7 kg. per sq.m. including heating the bitumen and cost and carriage of all materials complete. [ Bitumen! to be supplied by the Agency]

Controlled Cement concrete with well graded stone chips (20mm nominal size) excluding shuttering and reinforcement with complete design of concrete as per IS : 456 and relevant special publications, submission of job mix formula after preliminary mix design after testing of concrete cubes as per direction of Engineer-in charge. Consumption of cement will not be less than 300 Kg of cement with Super plasticiser per cubic meter of controlled concrete but actual consumption will be determined on the basis of preliminary test and job mix foumula. (i) Pakur Variety (b) M 25 Grade In ground Floor and Foundation (using concrete mixture)

Ordinary Cement concrete (mixl:1.5:3) withgraded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes. (i) Pakur Variety