NIeT_06 ( 1st Call)/SDRF/SE/KC/GTA/2026-2027

Recovery and Reconstruction of Gravity Main Source from Thokchu to Delo Civil Lake-I, Santook G.P, Block-II under 37th Constituency,Kalimpong District under National Disaster Response Fund (NDRF) and State Disaster Response Fund (SDRF). Removal of rubbish earth ,mixed with moorum, kankar, pebbles, rock, boulders etc.(a) Removel of spoils within a lead of 150m

Clearing compound premises of shurbs, plants, jungles etc. By cutting and removing as directed (Specific permission of Engineer-in-Charge prior to execution will be necessary). (Payment to be made on area cleared)

Earthwork in excavation in all sorts of soils but excluding stony and moorum soil including removing spreading of stacking the spoils within a laed of 150m as per directed & including triming the sides of trenches levelling dressing and bailing or pumping out water etc. required complete depth of excavation,exceeding 1 m and not exceding 2m below average bed level at the site of excavation and notrequiring shorting.

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. (Payment to be made on the basis of measurement of finished quantity of work) (a) With earth obtained from excavation of foundation.

Labour for laying 150 mm to 200 mm boulder soling including rough dressing hand packing and ramming down small pieces in the interstics without rolling but including ramming and preparing the bed to proper level and filling up all joints with sandy clay or earth. N.B

Supply of stone boulder (N.B. variety) of approved quarries above 150 mm to 200 mm dia size.

Cement concrete (1:3:6) with 40mm down graded stone metal excluding shuttering with N.B variety stone metal.

Ordinary Cement concrete (mix1:1.5:3) with graded stonechips (20mm nominal size) excludingshuttering and reinforcement if any, in ground floor as per relevant IS codes. ii) River Bazree

Controlled Cement concrete with well graded stone chips (20 mm 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 320 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. In ground floor and foundation. [using concrete mixture] M25