SPECIAL REPAIR REPLACEMENT OF WATER SUPPLY LINES AT VARIOUS LOCATIONS IN RCI TECHNICAL AREA OF HYDERABAD

Taking down unserviceable old DI/ CI/ GI or any types of pipes of upto 150mm bore with all pipe fittings from trenches, supports etc., complete all as specified and directed.

All as per item No 1 above but 100mm bore of pipe

All as per item No 1 above but 80mm bore of pipe

All as per item No 1 above but 50mm bore of pipe

Supply, laying, jointing and testing 150mm bore Ductile Iron pipes with spigot and socketed ends, centrifugally cast, class K-9, conforming to IS in any length with blue epoxy coating laid in trenches complete including jointing by using rubber gasket complete all as specified and directed.

Supply, laying, jointing and testing 100mm bore Ductile Iron pipes with spigot and socketed ends, centrifugally cast, class K-9, conforming to IS in any length with blue epoxy coating laid in trenches complete including jointing by using rubber gasket complete all as specified and directed.

Supply, laying, jointing and testing 80mm bore Ductile Iron pipes with spigot and socketed ends, centrifugally cast, class K-9, conforming to IS in any length with blue epoxy coating laid in trenches complete including jointing by using rubber gasket complete all as specified and directed.

Supply, laying, jointing and testing Steel water tubes, medium grade, ISI Marked as per IS-1239 part-I galvanized for 50 mm dia bore with all fittings such as bends, tees, elbows, reducers, unions, plugs, sockets etc., laid in trenches complete all as specified and as directed.

Supply, install, test and commissioning of 150 mm bore CI Sluice Valve in repairs, Class PN-1.6, both ends flanged and drilled type with stainless steel spindle including wheel, suitable rubber gasket for flanged joints, ISI marked, including provision of necessary jointing materials nuts and bolts, washers etc., complete all as specified and directed.

Supply, install, test and commissioning of 100 mm bore CI Sluice Valve in repairs, Class PN-1.6, both ends flanged and drilled type with stainless steel spindle including wheel, suitable rubber gasket for flanged joints, ISI marked, including provision of necessary jointing materials nuts and bolts, washers etc., complete all as specified and directed.

Supply, install, test and commissioning of 80 mm bore CI Sluice Valve in repairs, Class PN-1.6, both ends flanged and drilled type with stainless steel spindle including wheel, suitable rubber gasket for flanged joints, ISI marked, including provision of necessary jointing materials nuts and bolts, washers etc., complete all as specified and directed.

Supply, install, test and commissioning of 50 mm bore CI Sluice Valve in repairs, Class PN-1.6, both ends flanged and drilled type with stainless steel spindle including wheel, suitable rubber gasket for flanged joints, ISI marked, including provision of necessary jointing materials nuts and bolts, washers etc., complete all as specified and directed.

S&F in repairs Non return valve suitable for 150mm bore pipe heavy duty cast iron body including necessary fittings, packing material, nuts and bolts etc., complete all as specified and directed.

S&F in repairs Non return valve suitable for 100mm bore pipe heavy duty cast iron body including necessary fittings, packing material, nuts and bolts etc., complete all as specified and directed.

S&F in repairs Non return valve suitable for 80mm bore pipe heavy duty cast iron body including necessary fittings, packing material, nuts and bolts etc., complete all as specified and directed.

M&L, DI fittings for pipes upto 150mm bore such as bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch. 'Y' junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs complete all as specified and as directed.

Cutting the existing hard standing / road for pipe line in trenches and making good the disturbed surfaces with PCC 1:2:4 type B1 using 20mm graded stone aggregates with rectifying old/ new chequred tiles of existing size as per site requirement complete all as specified and directed.

Excavation in trenches not exceeding 1.50m wide and not exceeding 1.50m depth for foundation, for laying of pipes/cables etc., and not exceeding 10Sqm on plan and getting out in soft/ loose soil complete all as specified and directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick each layer as in soil complete all as specified and as directed.

Removal of excavated soil to a distance not exceeding 50 mtrs and deposited where directed at a level not exceeding 1.5mtrs above the starting point complete all as specified and directed.

M&L, Construction of Brick Masonry valve chamber of size 900 x 900 x 900 mm (Internal dimensions) with PCC 1:4:8 foundation 150mm thick, brick work built in CM 1:6, PCC 1:3:6 coping 50mm thick, plastering 15mm thick in CM 1:6 to all internal and exposed surfaces including excavation earthwork in hard/dense soil, MS sheet cover 4mm thick with locking arrangement embedded in PCC and painting to MS cover with two coats of synthetic enamel paint over one coat of red oxide primer etc., complete all as specified and directed.