Improvements to Irrigation System

OT SLUICE SHUTTERS for Below 5 Tons capacity (small gates). As per Guidelines of Chief Engineer, Central Designs Organization, Hyderabad Specification drawing for KDS. 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., as directed by the Engineer-in-Charge

OT SLUICE SHUTTERS Screw Gear Hoist Including Platform for below 5 Tons Capacity (Small Gates) As per Guidelines of Chief Engineer, CDO, Hyderabad Specification drawing for KDS 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 SOR under items in this chapter and add as applicable separately) as directed by the Engineer-in-Charge

Fabrication, supply, erection and commissioning of 1 metre wide walkway connecting spillway piers/ abutments at trunnion platform level including cost of all materials, machinery, labour, cutting, welding etc, complete as per specifications and approved drawings (without painting on sand-blasted or mechanical cleaning surfaces which are added extra as per scedule of rates under items in this chapter and add as applicable separately) as directed by the Engineer-in-Charge

Cleaning gates / hoists / embedded parts / lifting beams etc, to expose fresh metal surface for painting by sand blasting method as per specifications including cost of all materials, labour, machinery, scaffolding, etc., complete with initial lead for sand upto 1 km and all lifts. as directed by the Engineer-in-Charge

Painting of embedded metal parts and all types of gates, stoplogs, etc, on sand blasted surfaces with one coat of inorganic zinc silicate (airless spray preferred) 70+/- 5 and two super coats with a total thickness of 300 microns (each 150+/- 5) of solventless coaltar epoxy paint each coat 150 microns (total 300 microns) cost of all materials, labour, scaffolding etc., complete with all leads and all lifts as directed by the Engineer-in-Charge

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 two coats of Zinc chromite red oxide primer, followed by finishing coats 3 coats with synthetic enamel paint with material, labour, and all accessories with all leads and lifts where surface cleaning by sand blasting is not feasible and based on specific recommendations of designers, it is to adopt surface preperation done manually by hand and power tool after cleaning by chemical treatment to remove grease, rust, scaling etc., and to form phasphate coating to prevent further rusting, before applying primer painting. (For Hoist) as directed by the Engineer-in-Charge

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 Solventless Coal tar epoxy with material, labour and all accessories with all leads and lifts (For Walkway)as directed by the Engineer-in-Charge

Removal of vertical gate from grooves and removing of hoist bridge with equipment carefully with out disturbing alignments of hoist equipment and dismantling of screw rods and refixing of hoist bridge and equipment etc., using 30T hydraulic truck mounted crane, Dismantling composite old walkway bridge etc., complete for fininshed item of work as directed by the Engineer-in-charge

Supply fabrication and erection of heavy duty customised gear box assembly for 75mm Ø screw rod, lifting fork, pin, operating handle with suitable Sperical/thrust/ball bearing of make SKF/FAG with bearing No.VCP208/SY40TF and all accessories, painting and all leads and lifts, labour charges for casting, machining, machinery, fabrication, etc for finished item work as directed by Engineer-in-charge. For Kadiam New Lock

Supply Manufacturing Conveyance and fixing of Gear Box assembly suitable for 63 mm Ø screw rod with suitable Sperical/thrust/ball bearing of make SKF/FAG with bearing No.VCP208/SY40TF and, lifting fork, pin and operating handle with necessary locking arrangements and all accessories as directed by the Engineer-in-Charge (For Medapadu Lock )

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 deck slab & kerb including cost of all materials, machinery, labour, form work, scaffolding, cleaning, batching, mixing, placing in position, levelling, vibrating, finishing, curing etc., complete with initial lead upto 50 m and all lifts.as directed by the Engineer-in-Charge (For walkway slab)

Providing, fabricating and placing in position reinforcement steel bars for RCC works including cleaning, straightening, cutting, bending, hooking, lapping, welding wherever required, tying with 1.25 mm dia soft annealed steel wire, including cost of all materials, machinery, labour etc., complete with initial lead upto 50 and all lifts. as directed by the Engineer-in-Charge (For walkway slab)

G.I Pipe Class A 25mm dia as directed by the Engineer-in-Charge