KOR Gundlakamma Reservoir Project

Earth work excavation in all kinds of soils of foundation of structures as per drawing and technical specification, including settingout, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. IRR-CCDW-1-2

Dismantling of existing structures like culverts , bridges, retaining walls and other structures comprising of masonry, cement, concrete, wood work , steel work, including T&P and scaffolding wherever necessary sorting the dismantled material, disposal of unserviceable materials and stacking the materials with all lifts and lead of 1000 m as per MoRTH specification 202 , 2.4 III (B) (5th revision) ( By Mechanical means in Rubble Masonry in Cement Mortar)

Providing and laying sand blanket below embankment including cost of all materials, machinery,labour, spreading to specified thickness etc., complete with initial lead upto 50m and all lifts. IRR-CAW-5-3-A

Providing and laying insitu vibrated M-10 ( 28 days cube compressive strength not less than10 N / sq mm ) grade cement concrete using 40 mm down size approved, clean, hard, graded aggregates for foundation filling including cost of all materials, machinery, labour, formwork,cleaning, batching, mixing, placing in position, levelling, vibrating, finishing, curing etc.,complete with initial lead upto 50 m and all lifts. (Cement content: 220 kg / cum with use of super plasticiser(0.4% by wt. of cement),CA : 0.90cum, Blending Ratio of CA--50:30:20, FA : 0.40 cum)IRR-CCDW-2-5

Providing and laying insitu vibrated M-15 ( 28 days cube compressive strength not less than 15 N/sqmm) grade cement concrete using 20mm down size approved, clean,hard,graded aggregates for sub-structure / super- structure works including cost of all materials,machinery, labour, formwork, scaffolding, cleaning, batching, mixing, placing in position,levelling, vibrating, finishing, curing etc., complete with initial lead upto 50 m and all lifts.(Cement content: 280 kg / cum with use of super plasticiser (0.4% by wt. of cement),CA : 0.80cum, Blending Ratio of CA--65:35, FA : 0.45 cum) IRR-CCDW-2-10

Providing and laying insitu vibrated M-20 ( 28 days cube compressive strength not less than20 N / sq mm ) grade cement concrete using 20 mm down size approved, clean, hard, graded aggregates for sub-structure / super- structure works including cost of all materials,machinery, labour, formwork, scaffolding, cleaning, batching, mixing, placing in position,levelling, vibrating, finishing, curing etc., complete with initial lead upto 50 m and all lifts.(Cement content: 330 kg / cum with use of super plasticiser(0.4% by wt. of cement),CA : 0.80cum, Blending Ratio of CA--65:35, FA : 0.45 cum) IRR-CCDW-2-9

Providing, fabricating and placing in position reinforcement steel bars for RCC works includingcleaning, straightening, cutting, bending, hooking, lapping, welding wherever required,tying with1.25 mm dia soft annealed steel wire, including cost of all materials, machinery, labour etc.,complete with initial lead upto 50 and all lifts.IRR-CCDW-2-1

Construction of Gravel shoulders including cost, (excluding seigniorage) charges and conveyance of all materials to work site and spreading in uniform layers by approved means, on prepared surface and compacting with vibratory roller to achieve the desired density at OMC etc., complete for finished item of work as per MoRT&H Specification 401& 408 (5th revision) and as directed by the Engineer-in-charge. ( Payment will be made based on levels for finished item of work ).