Renovation of main canal kalakho dam village kalakho

Side shuttering including propping etc. complete (to achieve finish F 2 for :Retaining wall, counterfort, abutment, wing walls up stream or down- stream slope facings of dams and open faces of construction joints etc.

Extra labour charges for RCC due to obstruction in laying and placing the reinforced cement concrete due to reinforcement. Columns, slabs, cantilevers projections staircases, lintels, beams, chajjas, Retaining walls, piers, abutments, galleries, arch covers, bed plates, sluice capstan bases etc.

Supplying of M.S. reionforcement including labour charges for bending binding and placing in position all reinforcement as per drawing including cost of binding wire and all leads and lifts using. Tor or ribbed bars (IS :1786-1985)

Cutting & clearance of jungle, bushes, shrubs Ankra/Ipomoea, Juliflora typna etc. on canal and bunds in dry/moist/slushy conditions including disposal as per instructions of the Engineer-in-charge. Cost of wood has been deducted from rates and thus will be property of contractor after cutting. Thick

Providing, laying and fixing in position RCC spun or hume pipe with collars (ISI 458-2003) in required size packed in gasket for hume or spun yarn & neatly finished with rich grout of cement mortar 1:3 perfectly air tight including testing of joints. 1200mm NP3

Providing, laying and fixing in position RCC spun or hume pipe with collars (ISI 458-2003) in required size packed in gasket for hume or spun yarn & neatly finished with rich grout of cement mortar 1:3 perfectly air tight including testing of joints. 1200mm Labour Charges only

Excavation including loading, unloading, disposal and dressing of excavated earth within initial lead of 50m and lift up to 1.5m including dressing of excavated area and dewatering wherever required complete in all respect Hard / dense soil

Earth work in rough (borrow area) excavation for embankments in hard soil, morrum or highly weathered strata dry or moist, including laying in 20 cm layers (before compaction) and breaking of clods, sorting of grass, pebbles etc. and dressing when compacted by vibro compactor, vibro sheep foot roller, sheep foot roller/pneumatic tyred roller to obtain dry density of at least 98% of Standard Proctor s density with initial lift of 1.5m (Excluding charges for compaction and watering) including loading and un-loading wherever required complete in all respect.With lead beyond 250 m and up to 750 m ( Km)

Add extra for each subsequent lead of 500m or part there of beyond 0.500 Km and up to 5 km

(i) Compaction of earth or highly weathered strataBy mechanical equipment such as sheep foot roller/ pneumatic tyred roller/vibro compactor / vibro sheep foot compactor required as per site condition to obtain dry density of.at least 95% of Standard Proctor s density

Watering of earth including cost of carriage of water when source of water is up to 1 Km

Supplying and laying quarry spalls properly graded but not more than 10cm in size with spreading in required profile including all leads & lifts

Supplying stone, spall and laying Rip rap in required profile properly hand packed using stone of specified size including all lead & lifts 23 cm thickness ( 5 % thickness tolerance)

Add extra over item No. 1 to 7 For each subsequent height of 3.0 meter or part thereof above initial lift of 5.0 m from ground level. (upward and downward)

Providing and Laying in position of Cement concrete Nominal mix (1:2:4) including leads of all construction materials, curing, compaction and finishing with rendering in cement sand mortar 1:3 (1 cement : 3 coarse sand) and making good the joints excluding the cost of centering, shuttering and reinforcement. Well graded crusher broken stone aggregate of maximum size upto 20 mm