M/o Sewerage (Replacement of Damaged 400 mm dia M.S. Line at SPS-2/5) Noida.

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Earth work in excavation by mechanical means (Hydraulic excavater) / manual means over areas (exceeding 30cm in depth. 1.5 m in width as we as 10 sqm on plan) including getting out and disposal of exavated earth, lead upto 50 and lift upto 1.5m, as directed by Engineer-in-charge. The contractor has to detect different utilities like sewer line, water supply line, electric cable, telephone cable, gas pipe line etc. using utility detecting machine before start of excavation and shall start excavating only after getting permission of Engineer-in-Charge. All kinds of soil.

Providing and Laying S & S Centrifugaly Cast (Spun)/Ductile Iron Pipes conferming to IS : 8329. A) 500 mm dia Ductile Iron Class K-9 pipes

P/F M.S. specials such as Tee, Bend, Collars, Tapers, Gap pieces, including Flange Ends as required, Painting, Cutting, welding as per site requirement of MS pipe thickness etc complete in all respect as per direction of E/I.

Constructing masonry Chamber inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100 mm top diameter, 160 mm bottom diameter and 180 mm deep (inside) with chained lid and RCC top slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size ), i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size ) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design : With common burnt clay F.P.S.(non modular) bricks of class designation 10.00 A) 120 x 120 x 100 cm

P/F 500 mm dia Sluice Valve shall generally conform to IS 14846 with latest amendment, with length over flanged as per PD of IS 14846 corresponding to BS EN-558 / ISO 5752 Basic series 3 in CI construction having metal seating (IS 318 Gr. LTB 2). With comple component & material of construction following below:- 1 - Body / Door / Dome - Cast Iron IS 210 Gr. FC 260 2 - Spindle - Non rising: Stainless Steel AISI 410 3 - Body seat / Door face - Gun metal : IS 318 Gr. LTB 2 (rings to be press fitted and riveted: no screws allowed) 4 - Rivets - Soft annealed brass 5 - Spindle Nut - Gun metal : IS 318 Gr. LTB 2 6 - Stem Seal - Greased Hemp 7 - Fasteners - Carbon steel 8 - Flange Drilling - IS 1538 Table 4 & 6 9 - PN 1.0 10 - Accessories (400 mm and above) - Ball thrust bearings to be housed above the wet chamber ie. above the gland. Enclosed Spur Gear Box for ease of operation. Air Plug 11 - Painting / Coating - Inside & Outside epoxy liquid coated; DFT minimum 250 micron, shade RAL 5005 / 5015 (BLUE) 12 - Hydro-test-(Open Ended only) (Seat : 10/16 Kg/cm2; Body: 15 / 24 Kg/cm2 13 - Upto 600mm dia Mannual Operated & above 600mm Gear box Make-Indian Valve Pvt. Ltd. (IVC) / Kirloskar Brothers Limited KIRLOSKAR)

P/F 500 mm dia Reflex Valve upto 600mm dia shall conform to IS 5312 Part-1 & above to IS 5312 Part-2 with latest amendment, Valves shall be in graded CI with metal to metal (IS 318 Gr. LTB 2) seating, preferably slanted (and not perpendicular) vis-a-vis horizontal axis; SS AISI 410 stub pins & slant seat design. with comple component & material of construction following below:- 1 - Body / Door / Dome - Cast Iron IS 210 Gr. FC 260 2 - Hinge pin (single door) / Stub pin (multidoor type) - SS AISI 410 3 - Seat & Face rings - Gun metal : IS 318 Gr. LTB 2 4 - Rivets - Soft annealed brass 5 - Fasteners - Carbon steel 6 - Flange Drilling - IS 1538 Table 4 & 6 7 - PN 1.0 8 - By - pass arrangement - Optional 9 - Painting / Coating - Inside & Outside epoxy liquid coated; DFT minimum 250 micron, shade RAL 5005 / 5015 (BLUE) 10 - Hydro-test Seat : Seat : 10/16 Kg/cm2; Body: 15 / 24 Kg/cm2 Make-Indian Valve Pvt. Ltd. (IVC) / Kirloskar Brothers Limited KIRLOSKAR)

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth consolidating each deposited layer by ramming & watering, lead upto 50 m and lift upto 1.5 m.

P/L in position Cement Concrete of specified grade excluding the cost of centering and shuttering, all work up to plinth level in 1:4:8 (1 Cement : 4 C. Sand : 8 graded stone agg. 40 mm n.s.). (SOR-20, I.No.-4.1.8)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : "1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size).