SPECIAL REPAIR/REPLACEMENT OF OLD VINTAGE MAIN GI PIPE LINE WITH DI PIPE LINE INCLUDING CONNECTED GI RISING MAINS FROM JATIA HILL TO INHS NIVARNI AT INS CHILKA UNDER GE CHILKA

Amount

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth and getting out in soft/loose soil for laying of GI pipe line complete all as specified.

Returning, filling in, including spreading, levelling, watering and well ramming in layer not exceeding 25 cm thick complete all as specified

Removing excavated surplus soils material not exceeding 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified.

Taking up or down existing 20 mm bore steel tubing and connections, including removal from site complete all as specified and as directed.

Taking up or down existing 25 mm bore steel tubing and connections, including removal from site complete all as specified and as directed.

Taking up or down existing 50mm bore steel tubing and connections, including removal from site complete all as specified and as directed.

Taking up or down existing100mm bore steel tubing and connections, including removal from site complete all as specified and as directed. Note for item No 4 to 7 :- Excavation and earth work as required shall be measured and paid seperately under respective item.

Supply, laying, jointing and testing of 100 mm dia ductile iron spigot and socket pipes as per IS: 8329/2000 ,Class K-7 , ISI marked including EDPM rubber gasket suitable for push on rubber gasket joint with inside cement mortar linning and outside zinc bitumen coating complete all as specified and as directed. Make:-Jindal Saw Limited/Electrosteel casting Ltd/Kiswork Industries Ltd

S&F for ductile iron fittings for sigot and socketed/flanged ends,such as bends ,tapers,collars,caps, Tee single and double junction tail piece etc conforming to IS-9523 complete all as specified and directed. Make:-Jindal Saw Limited/Electrosteel casting Ltd/Kiswork Industries Ltd

S&F in replacement of 100 mm dia cast iron sluice valve both end flanged complete with iron wheel head and stainless steel spindle confirming to IS -14846/2000 PN-1.6 including jointing materials such as nuts, bolts washers and 3mm rubber gasket 02 Nos complete all as specified and directed.

Supply and laying in trenches or fixed to walls, 50 mm dia bore galvanised iron steel water tubes , medium grade including fittings such as bends, reducer, elbows, union etc complete all as specified and directed.

Supply and laying in trenches or fixed to walls, 25 mm dia bore galvanised iron steel water tubes , medium grade including fittings such as bends, reducer, elbows, union etc complete all as specified and directed.

Supply and laying in trenches or fixed to walls, 20 mm dia bore galvanised iron steel water tubes , medium grade including fittings such as bends, reducer, elbows, union etc complete all as specified and directed.

S&F in replacement of 50 mm dia bore gun metal gate valve with iron wheel head , screwed both ends for iron pipe complete all as specified and as directed.

S&F in replacement of 25 mm dia bore gun metal gate valve with iron wheel head, screwed both ends for iron pipe or for unions complete all as specified and as directed.

S&F 20 mm dia Ball brass valve , high pressure with polythene float and flynut complete , screwed for iron pipe or brass ferrule and fixed complete all as specified and as directed.

S&F 25mm dia Ball brass valve, high pressure with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed complete all as specified and as directed.

M&L run lead joints suitable for 100 mm bore with required quantiy of run lead and spun yarn as specifed in SSR Part-I 2009 complete all as specified and directed.

S&F 100 mm dia Cast iron Air release Valve (H-type) conforming to IS -14845 with double air outlet ball type having flanged end joints with SS spindle of suitable size including jointing material such as 3 mm thick rubber gasket 01 No, 10 mm diia nuts , bolts and washers complete all as specified and as directed.

M&L for construction of brick masonary valve pit chamber with 230 mm thick brick wall of internal size 1000mm x 1000mm x 900mm with 10 mm thick rendering in cement mortar 1:4 internally and externally 150mm below the ground level with 15 mm thick cement mortar 1:6 , PCC 1:4:8 type D-2 using 40mm graded stone aggregate in foundation of size 1550mmx1550 mm of 150mm thick and 50 mm thick PCC 1:3:6 type C-1 using 20 mm graded stone aggregate as in coping and covering the chamber with 40mmX40mmX6 mm thick angle iron frame and 3.15 mm thick mild steel sheet as cover with two Nos of 150 mm length hinges and one No handle made out of mild steel round bar 10 mm dia with necessary locking arrangement including painting to the steel surfaces with two coats of synthetic enamel paint over a coat of redoxide primer including necessary excavation and earth work in any type of soil including returning filling and removal complete all as directed .

M/S S R Saha And Co

M/s R J TRADING CO