O&M

Dismantling of Existing structures like culverts, Bridges, Retaining walls and other structures comprising of masonry, Cement Concrete,wood work, streel work,including T&P and scaffolding where ever necessary, sorting the dismantled material, disposal of unservicable material and stacking the servicable material with all lift and lead of 1000 m Rubble stone masonry in cement mortar ( R&B standard data 202 s.No. 2.4 (iii) BR & B standard data adopted by morth specification 202 S.No. 2.4 Dismantling of structures)

Clearing thick jungle growth ( less than 50 percent open space ) including bushes upto 30 cm / 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 technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. Depth upto 3 m

Providing homogeneous embankment using soil from approved borrow area in layers of 25 to 30 cm Before compaction including cost of all materials, machinery, labour, all operations such as excavation, sorting out, transportation, spreading soil in layer of specified thickness, breaking clods, sectioning,etc., complete with initial lead upto 1 km and all lifts and Including using 2T roller(PMW-3-19)

Providing and laying insitu vibrated M-10 ( 28 days cube compressive strength not less than 10 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)

Providing and laying insitu vibrated M-15 ( 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 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)

Providing and laying insitu vibrated M-20 ( 28 days cube compressive strength not less than 20 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 ifts.(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)

Manufacture, Supply and Conveyance of 300 MM Dia RCC Spun/ Vibrated Cast (Reinforced) Socket and Spigot pipes conforming to B.I.S 458/2003 at ex-factory (rate per meter of effective length)

Laying and jointing 300 mm dia. NP- 2 class or IRC standard hume pipes in CM 1 : 2 proportion by volume including cost of all materials ( excluding pipes and collars ), machinery, labour, aligning, packing joints with hemp,finishing, curing etc., complete with initial lead upto 50 m and all lifts. (Cement content: 9.9 kg / joint, FA : 0.01 cum /joint, Hemp Yarn :0.091kg/joint)

OT SLUICE SHUTTERS EM parts for Below 5 Tons capacity (small gates) As per Guidelines of Chief Engineer, Central Designs Organization, Hyderabad Specification drawing for Krishna Delta System Fabrication , supply, erection, testing and commissioning of Embedded parts consisting of sil beam, slide tracks, seal seats, Guide plates etc. with all accessories including cost of all materials, machinery, labour, etc.complete as per pecifications and approved drawings. (without painting on mechanical cleaning surfaces which are added extra as per schedule of rates under items in this chapter and add as applicable separately)

OT SLUICE SHUTTERS for Below 5 Tons capacity (small gates) As per Guidelines of Chief Engineer, Central Designs Organization, Hyderabad Specification drawing for Krishna Delta System Fabrication, supply, erection, testing and commissioning of Sluice Shutters consisting of skin plate, horizontal and vertical angles, stiffeners, rubber seals, clamps with all accessories for sluice shutters including cost of all materials, machinery, labour, seal fixing etc., complete as per specifications and approved drawings (without painting on mechanical cleaning surfaces which are added extra as per schedule of rates under items in this chapter and add as applicable separately)

OT SLUICE SHUTTERS Screw Gear Hoist Including Platform for below 5 Tons Capacity (Small Gates) As per Guidelines of Chief Engineer, Central Designs Organization, Hyderabad Specification drawing for Krishna Delta System Fabrication, supply, erection, testing and commissioning of Embedded parts consisting of supporting structure, platform etc. with all accessories for operating canal escape/ regulator gate with all accessories including cost of all materials, machinery, labour, cutting, bending, aligning, anchoring, welding, finishing etc. complete as per Specification and approved drawings (without painting on mechanical cleaning surfaces which are added extra as per schedule of rates under items in this chapter and add as applicable separately)

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)

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