NSP

Building (Part-III)- U Section- Dismantling S.No.1048-TBSC-U.I-01- Stone Masonary-Dismantling of existing C.C. Lining / stone masonary including T&P, disposal of unserviceable material as per Technical Specification with all leads and lifts as per the instructions of the Engineer-in-Chief.

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. IRR-CCDW-1-2

Providing and laying insitu vibrated M-15 ( 28 days cube compressive strength not less than15 N / sq mm ) grade cement concrete using 40 mm down size approved, clean, hard, graded aggregates for 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) for PCC IRR-CCDW-2-9

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, gradedaggregates 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) for column IRR-CCDW-2-10

Providing and laying insitu vibrated M-20 ( 28 days cube compressive strength not less than 20 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: 320 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-2-8 For foundation

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. Complete for the finished item of work as per the approved drawings and as directed by the E.I.C IRR_CCDW-2-1

Providing and laying insitu vibrated M-35 ( 28 days cube compressive strength not less than20 N / sq mm ) grade cement concrete using 20 mm down size approved, clean, hard, gradedaggregates 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: 422 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) for column IRR-CCDW-2-10

Removing of old damaged Gates by lifting the Hoist Bridge and fixing the same after erecting the New Gates complete with all leads and all lifts, as directed by the Engineer in Charge.

Removing of Gate ,Seals, Hoist of Bonakal Branch Canal (BBC) gate and Refixing of Gate & Hoist in place etc., complete with all leads and all lifts, as directed by the Engineer in Charge.

IRR-GAW-2-6:VERTICAL LIFT GATES/STOP LOGS -ROLLER MOUNTED Design, fabrication, supply, erection, testing and commissioning of fixed wheel type vertical lift service gate consisting of skin plate, vertical and horizontal girders, wheels, stiffeners, lifting brackets, guide rollers, ballast blocks, teflon claded rubber seals etc., with all accessories for river sluice / canal sluice vent including cost of all materials, machinery, labour,welding ,aligning finishing seal fixing etc.with all leads and lifts, 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)

IRR-GAW-2-1:EM PARTS:Design, fabrication, supply, erection and commissioning of embedded parts consisting of sill beam, slide tracks, seal seats, guide rails, dogging sets for storage of stoplog elements etc., with all accessories for spillway stop log gates and other vertical lift elements including cost of all materials, machinery, labour, 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)

STAIR CASE: Data:IRR-GAW-2-8:Hoist bridge with Trestle Design, fabrication, supply, erection and commissioning of structural steel hoist bridge consisting of columns, beams, bracings, stiffeners, ties, chequered plate covering, hand railing, ladder etc., with all accessories for supporting rope drum hoist for operating barrage gates including cost of all materials, machinery, labour, welding, finishing, etc., complete as per specifications and drawings with all leads and lifts (without painting on sand-blasted or mechanical cleaning surfaces which are added extra as perscedule of rates under items in this chapter and add as applicable separately)

HOIST REPAIRS: Repairs to Hoist equipment including fixing of new Worm & Worm wheels, Nuts, Bearings, Plummer blocks, Worm reducer etc,.

IRR-GAW-3-1:SAND BLAST: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.Consider 100 sqm area for cleaning by sand blasting:

IRR-GAW-3-2:GATES PAINT:Painting of embedded metal parts and all types of gates, stoplogs,etc, on sand blasted surfaces withone 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

IRR-GAW-3-4:PAINT: HOIST STRUCTURAL COMPONENTS AND STAIR CASE-Painting structurals on sand blasted surfaces with two coats of zinc phosphate primer (airless spray preferred) 40microns/coatand one coat 65+/-5 of alkyd based micaccous iron oxide paint followed by two coats of synthetic enamel paint 25 microns/coat cost of all materials, labour, scaffolding etc., complete with all leads and all lifts

IRR-GAW-3-5:PAINT: HOIST MACHENARY COMPONENTS-Painting hoist machinery, on sand blasted surfaces with one coats of zinc phosphate primer (airless spray preferred) 50microns/coatand three coats of aluminium paint or synthetic enamel , 25 microns/coatcost of all materials, labour, scaffolding etc., complete with all leads and all lifts

Bearing 22220E for Rollers - 2 Vents

Chemical Anchorage

Worm reducers - 2 Vents