Special Repairs to Fire Fighting Distribution Line at INS Viswakarma and Distribution Pipeline from NAD Colony Pump House to DSC Pump House and OH Tank at NAD, Visakhapatnam

Amount

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m deep in Soft / Loose soil for laying Pipes / Cables etc. 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 50m and depositing where directed at a level not exceeding 1.5 m 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 and including necessary DI Specials such as bends [any type, radius 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, adopters etc. as required, taking down or up DI / CI Pipes and connections of any description complete all as specified and as directed. Note: Earth work and excavation will be measured and paid separately.

Supplying and laying MS ERW Pipe, 150 mm bore, Heavy Grade, conforming to IS – 1239 including all fittings such as bends, tees, short pieces, connectors, elbows, reducers, union, sockets etc., welding to CI / MS Pipes to make leak proof joints, laid in floors or fixed to walls and ceilings including testing including applying two coats of Synthetic Enamel paint over one coat of Red Oxide / Zinc Chrome Primer and taking down existing MS Pipe of any description and in any position complete all as specified and as directed.

S & F 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 – 1.6, Non Rising Type, Long Body type including all Joints with Rubber Gasket and Jointing Materials, Bolts, Nuts, Washer including taking down existing Sluice Valve of any description complete all as specified and as directed.

S & F Sluice Valve, Cast Iron body, Stainless Steel Spindle, Gun Metal Rings including Wheel for operation, Flanged and Drilled, 100 mm Dia, confirming to IS – 14846, Class PN – 1.6, Non Rising Type, Long Body type including all Joints with Rubber Gasket and Jointing Materials, Bolts, Nuts, Washer including taking down existing Sluice Valve of any description complete all as specified and as directed.

S & F Sluice Valve, Cast Iron body, Stainless Steel Spindle, Gun Metal Rings including Wheel for operation, Flanged and Drilled, 80 mm Dia, confirming to IS – 14846, Class PN – 1.6, Non Rising Type, Long Body type including all Joints with Rubber Gasket and Jointing Materials, Bolts, Nuts, Washer including taking down existing Sluice Valve of any description complete all as specified and as directed.

S & F Cast Iron Non Return Valve with bypass arrangement with suitable flanges, suitable for 150 mm bore pipes confirming to IS – 5312, Class PN –1.6, including necessary nuts, bolts, washers, rubber gasket etc for jointing including taking down existing Non Return Valve of any description complete all as specified and as directed.

S & F Cast Iron Non Return Valve with bypass arrangement with suitable flanges, suitable for 80 mm bore pipes confirming to IS – 5312, Class PN –1.6, including necessary nuts, bolts, washers, rubber gasket etc for jointing including taking down existing Non Return Valve of any description complete all as specified and as directed.

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

M & L for Precast RCC Pipeline 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, 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 using 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 Construction of Valve Chamber of size 1200 X 1200 X 1200 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.

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.

M & L for Construction of Valve Chamber of size 750 X 750 X 750 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.

Supplying and laying MS ERW Pipe, 150 mm bore, Heavy Grade , conforming to IS – 1239 including all fittings as in Riser and Sprinkler or laid in floors or fixed to walls and ceilings including testing including applying two coats of Synthetic Enamel paint [Signal Red Colour] over one coat of Red Oxide / Zinc Chrome Primer and taking down existing MS Pipe of any description and in any position complete all as specified and as directed.

Supplying and laying MS ERW Pipe, 100 mm bore, Heavy Grade , conforming to IS – 1239 including all fittings as in Riser and Sprinkler or laid in floors or fixed to walls and ceilings including testing including applying two coats of Synthetic Enamel paint [Signal Red Colour] over one coat of Red Oxide / Zinc Chrome Primer and taking down existing MS Pipe of any description and in any position complete all as specified and as directed.

Supplying and laying MS ERW Pipe, 80 mm bore, Heavy Grade , conforming to IS – 1239 including all fittings as in Riser and Sprinkler or laid in floors or fixed to walls and ceilings including testing including applying two coats of Synthetic Enamel paint [Signal Red Colour] over one coat of Red Oxide / Zinc Chrome Primer and taking down existing MS Pipe of any description and in any position complete all as specified and as directed.

Supplying and laying 150 mm bore Ductile Iron Pressure Pipes, Centrifugally Cast [Spun], Class "K-9" with Double Flanged ends [Screwed] conforming to IS – 8329 in standard lengths suitable for jointing with Flat Rubber Gasket [SBR or EPDM] Conforming to IS – 638, Nuts & Bolts with inside Cement Mortar Lining and Black Bitumen external coating and including necessary DI Specials such as bends [any type, radius 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, adopters etc. as required, taking down or up DI / CI Pipes and connections of any description complete all as specified and as directed. Note: Earth work and excavation will be measured and paid separately.

Supplying and laying 100 mm bore Ductile Iron Pressure Pipes, Centrifugally Cast [Spun], Class "K-9" with Double Flanged ends [Screwed] conforming to IS – 8329 in standard lengths suitable for jointing with Flat Rubber Gasket [SBR or EPDM] Conforming to IS – 638, Nuts & Bolts with inside Cement Mortar Lining and Black Bitumen external coating and including necessary DI Specials such as bends [any type, radius 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, adopters etc. as required, taking down or up DI / CI Pipes and connections of any description complete all as specified and as directed. Note: Earth work and excavation will be measured and paid separately.

S & F Single Headed Fire Hydrant Landing Valve of Gun Metal of Type A of size 63 mm dia conforming to IS – 5290 including all Joints and Jointing Materials complete including taking down existing Fire Hydrant of any description complete all as specified and as directed.

S & F Double Headed Fire Hydrant Landing Valve of Gun Metal of Type B of size 63 mm dia conforming to IS – 5290 including all Joints and Jointing Materials complete including taking down existing Fire Hydrant of any description complete all as specified and as directed.

S & F 63mm dia 15 metre long CP Hose conforming to IS – 636 complete with Male and Female Coupling conforming to IS – 903 including all Joints and Jointing Materials, taking down existing CP Hose of any description complete all as specified and as directed.

S & F Fire Brigade Inlet, Inlet connection of 4 Way with 4 Nos 63mm dia, built in Gun Metal Non Return Valves instantaneous coupling type arranged on 150mm dia Pipe manifold and connected to wet riser main complete including taking down existing Fire Brigade Inlet of any description complete all as specified and as directed.

S & F Fire Hose Box / Cabinet made of 16 gauge MS Sheet 800mm X 600mm X 250mm with Double Door with 4 mm thick glasses and door frame made of 16 gauge MS sheet painted fire red outside and brilliant white inside fixed to wall or mounting on angular iron stand and suitable for fixing Hose Pipe of 2 X 15 m long complete with coupling branch pipe and nozzle including PCC foundation etc., taking down existing Fire Hose Box / Cabinet of any description complete all as specified and as directed.

S & F Fire Hydrant Stand Post made-up of 80mm Dia GI / MS Pipe, Heavy Grade both flanged type of 1.50m Height conforming to IS – 908 including 90° Duck Foot Bend all Joints and Jointing Materials including taking down existing Fire Hydrant Stand Post of any description complete all as specified and as directed.

S & F Foot Valve, Cast Iron Body, 150mm bore with Flanged ends of any pattern and Confirming to IS – 4038, ISI Marked including all Joints with Rubber Gasket and Jointing Materials, Bolts, Nuts, Washer including taking down existing Foot Valve of any description complete all as specified and as directed.

S & F Foot Valve, Cast Iron Body, 80mm bore with Flanged ends of any pattern and Confirming to IS – 4038, ISI Marked including all Joints with Rubber Gasket and Jointing Materials, Bolts, Nuts, Washer including taking down existing Foot Valve of any description complete all as specified and as directed.

S & F in repairs Gun Metal Globe or Gate Valve of Class - I, Pressure Tested of 1.5 MPa, 20 mm bore with iron wheel head, screwed both ends for iron pipe, conforming to IS, ISI Marked complete all specified and as directed.

S & F in repairs Gun Metal Globe or Gate Valve of Class - I, Pressure Tested of 1.5 MPa, 25 mm bore with iron wheel head, screwed both ends for iron pipe, conforming to IS, ISI Marked complete all specified and as directed.

S & F in repairs Gun Metal Globe or Gate Valve of Class - I, Pressure Tested of 1.5 MPa, 40 mm bore with iron wheel head, screwed both ends for iron pipe, conforming to IS, ISI Marked complete all 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 preparing newly plastered wall surfaces and applying three coats of white washing and Demolition of Cement Concrete of any description and in any position not otherwise specifically provided for and removing rubbish to a distance not exceeding 1.50 KM complete all as specified and as directed.

M & L for brick work with Fly Ash bricks, straight or curved on plan exceeding 6 m mean radius built in Cement Mortar 1:6 including rendering to brick / concrete surfaces, 15 mm thick in Cement Mortar 1:4, surfaces finished even and smooth without using extra cement and preparing newly plastered surfaces and applying three coats of white washing and also including Demolition of Brick / Stone Masonry built in Cement Mortar including all quoins arches pillars etc and removing rubbish to a distance not exceeding 1.50 KM complete all as specified and as directed.

M & L for Arresting Water Leakage from Sluice Valve of 80mm bore by resurfacing, regrinding of Sluice Valve, repacking Stuffing Box Spindle including taking apart and reassembling the same including replacing Check Nuts, Gland Packing, Rubber Gasket, Bolts, Nuts and painting rusted valve with black paint complete all specified and as directed.

M & L for Arresting Water Leakage from Sluice Valve of 100mm bore by resurfacing, regrinding of Sluice Valve, repacking stuffing box spindle including taking apart and reassembling the same including replacing check nuts, gland packing, rubber gasket, bolts, nuts and painting rusted valve with black paint complete all specified and as directed.

Prasad and Suresh Constructions

M/s SIRI CONSTRUCTIONS

BHASKARA RAO CONSTRUCTIONS

lakshmi Engineering Works

RAGHU RAMA PANDA

M/s GOPALA KRISHNA ENGINEERING INDUSTRIE.

Sai Sri Constructions

M/s.Raghava Enterprises