REPLACEMENT AND RE-ROUTING OF DI PIPE LINE NEAR PARALLEL TAXI TRACK AT INS DEGA AND BSO STORE YARD OF GE (NB) VISHAKHAPATNAM

Amount

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m deep in Soft / Loose soil complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick of excavated soil complete all as specified and as directed. Note: A deduction of 10% shall be made from total computed volume of filling to cater in bulk irrespective of machinery used for ramming.

Removal of excavated material [Soil] to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed.

Taking up existing 150 mm bore DI water mains (including all fittings), with spigot and socket ends including joints. complete all as specified and as directed.

Taking up existing 300 mm bore CI/DI/MS Pipes water mains (including all fittings), with spigot and socket ends including joints. complete all as specified and as directed.

Supplying and laying 150 mm bore Ductile Iron Pressure Pipes, Centrifugally Cast [Spun], Class "K-9" with Spigot and Socket ends conforming to IS - 8329 in standard lengths suitable for Push-On Rubber Gasket Jointing with inside Cement Mortar Lining and Black Bitumen external coating complete all as specified and as directed.

Supplying and laying 300 mm bore Ductile Iron Pressure Pipes, Centrifugally Cast [Spun], Class "K-9" with Spigot and Socket ends conforming to IS - 8329 in standard lengths suitable for Push-On Rubber Gasket Jointing with inside Cement Mortar Lining and Black Bitumen external coating complete all as specified and as directed.

Supplying and fixing DI fittings such as bends [any type and angle], tapers any type [straight, bend, increasing, decreasing or double socket etc], sockets, tail pieces, connecting pieces, tee pieces, single branch, "Y" junction, double branch, cross, [all sockets or socket and spigot], collars, caps and plugs of size upto 150mm bore confirming to IS 9523-2000 complete all as specified and as directed.

Fixing ony 150mm bore DI pipes obtained from dismantling,including provision of suitable Push-on rubber gasket joints all as specified and directed.

Supplying and laying MS ERW Pipe, 300 mm bore, Heavy Grade, conforming to IS – 1239 including all fittings laid in trenches or laid in floors or fixed to walls and ceilings including testing and taking down existing MS Pipe of any description and in any position complete all as specified and as directed.

Material and labour for cutting of existing 300 mm bore CI//DI pipe line and re-jointingusing with flange/rubber gasket for making a skew angle MS joint with gas welding and other connected accessories all as specified and as directed.

S & F in repairs Sluice Valve, Cast Iron body, Stainless Steel Spindle, Gun Metal Rings including Wheel for operation, Flanged and Drilled, 150 mm Dia, confirming to IS – 14846, Class PN –1.0,Non raising type, Long Body including all Joints with Rubber Gasket and Jointing Materials, Bolts, Nuts, Washer complete all as specified and as directed.

S & F in repairs Sluice Valve, Cast Iron body, Stainless Steel Spindle, Gun Metal Rings including Wheel for operation, Flanged and Drilled, 80 mm Dia, conforming to IS – 14846, Class PN –1.0,Non raising type Long Body including all Joints with Rubber Gasket and Jointing Materials, Bolts, Nuts, Washer complete all as specified and as directed.

S & F in repairs 150mm bore Cast Iron Double Outlet Air Valve, with Flanged End conforming to IS – 14845 fixed to DI water supply mains with necessary rubber insertion sheet, bolts, nuts & washers including taking down existing valve of any description complete all as specified and as directed.

M & L for Precast RCC Route Indicator duly engraved with letters "W/S Pipe", of size 600 X 450mm, 100 mm thick with Semi Circular Shaped Top made of RCC 1:2:4, type B1 using 20 mm graded stone aggregate, duly Reinforced with High Strength Corrosion Resistant Deformed TMT Bars of Grade Fe–500D of 10 dia, duly grouted up to 450mm into PCC, 1:3:6, Type C1 complete including necessary excavation and earth work and applying Two coats of Weather Proof Exterior Emulsion Paint [100% Acrylic] over a Coat of Weather Proof Exterior Primer of same manufacturer as that of paint on all the exposed concrete surfaces complete all as specified and as directed.

M & L for Plain cement concrete Type C1 [Nominal Mix] 1:3:6 using 20mm graded stone aggregate Base foundation of Pipe Line, Bed Blocks or Copings or Bed Plates etc including weathering, slightly rounded or chamfered angles and throating as directed including use and waste of form work, including applying three coats of white washing and Demolition of existing Cement Concrete bed block/coping of any size and any description and removing rubbish to a distance not exceeding 1.50 KM complete all as specified and as directed.

M & L for Construction of Valve Chamber of size 1000 X 1000 X 1000 mm internal size suitable for Sluice Valve, with PCC 1:4:8, Type D2, using 40mm graded aggregate for foundation, 200 mm thick Brickwork with Fly Ash Bricks in Cement Mortar 1:6, 40 mm thick PCC, 1:2:4, Type B1, using 20mm graded aggregate Coping, rendering in CM 1:4, 15 mm thick including provision of Mild Steel Sheet Cover 3 mm thick with 40 X 40 X 6 mm size Angle Iron frame work embedded in concrete with suitable hinges and locking arrangements including two coat of synthetic enamel black paint over a coat of red oxide zinc chrome primer to steel surfaces and including necessary earth work excavation in any type of soil etc., removal of surplus soil off the premises, demolition of existing Valve Chamber of any description complete all as specified and shown on drawing CEDD / TD / 119, Sheet No. 1 / 1 dated 20 August 1983, revised up to 21 September 1992.

GVR CONSTRUCTIONS

LAKSHMI SAI CONSTRUCTIONS

AARAV POWER CONTROLS