Minor Irrigation

Clearing thick jungle growth (Less than 50 percent open space) including bushes upto 30cm/parthenium and other weeds including burning or disposing off the same as directed etc., complete

Earth work in excavation in all kinds of soils of foundation of structures as per drawing and techinical specification, including setting out, construction of shoring and bracing, removal of stumos and other deleterious matter, dressing of sides and bottom and back filling with approved material (IRR CCDW-1-2)

Providing and laying insitu vibrated M-10 ( 28 days cube compressive strength not less than 15 N / sq mm ) grade cement concrete using 40 mm down size approved, clean, hard, graded aggregates for sfoundation 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 / sq mm ) grade cement concrete using 40mm 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 : 0.90cum, Blending Ratio of CA--50:30:20, FA : 0.40 cum) (IRR-CCDW-2-9)

Providing, fabricating and placing in position reinforcement steel bars for RCC works including cleaning, straightening, cutting, bending, hooking, lapping, welding whereever required, tying with 1.25mm 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)

Providing cement mortat pointing to coused rubble face stone mansonry in CM 1:2 proportion by volume including raking and cleaning joints for 50mm depth, pressing cement mortar into joints, cost of all materials, labour, scaffolding, finishing, curing etc., complete with initial lead upto 50m and all lifts (IRR-CCDW-4-5)

Drilling 45 to 50 mm dia holes vertical or inclined upto 10 degrees to vertical in rock /masonry / concrete by percussion drilling using waggon drill or any other suitable equipment including cost of all materials, machinery, labour, redrilling through partially set grout wherever required etc., complete for drilling upto 6 m depth from surface. The item rate for drilling through rock / masonry / concrete includes redrilling through partially set grout, if any, in the portion of the hole drilled and grouted. (IRR-DAW-1-10)

Flushing grout holes of all sizes with water and air jets alternatively for an average period of 30 minutes including water intake observations after flushing, cost of all materials, machinery, labour etc., complete.(IRR-DAW-1-11)

E.M Parts OF ALL TYPES OF GATES Surface cleaning of metal surfaces by chemical cleaners and then by hand and power tool cleaners and removing dust. After cleaning,applying primary coat with one coat of Protective Mastic to athickness of 70+5 microns ,followed by finishing coats 2 coats with coal tar epoxy each coat with a DFT of 150+5 microns and total DFT of all coats including Primary coat should not be less than 350 microns with material, labour and all accessories with all leads and lifts (in respect of Heavily rusted (30 to 40% rusted) surfaces) (IRR-GAW-4-1)

WALK WAYS( CAT WALKS), LIFTING BEAMS,etc, Surface cleaning of metal surfaces by chemical cleaners and then by hand and power tool cleaners and removing dust. After cleaning,applying primary coat with one coat of Zinc rich epoxy primer to a thickness of 40 microns ,followed by finishing coats 2 coats with coal tar epoxy with material, labour, and all accessories with all leads and lifts