SPECIAL REPAIRS FOR REPLACEMENT OF CEMENT / CI PIPES TO DI PIPES AND CONNECTED GI PIPES OF WEST AREA AT AF STN JALAHALLI

Amount

Taking up Cast iron water mains Pipes (CI Pipes Lines) of 200 mm (8") dia any class (includings all fittings), including disconnecting pipes and fittings complete all as specified and directed.

All as per item no 1 above but of size 150 mm dia.

All as per item no 1 above but of size 100 mm dia.

Taking up absestors cement water pressure Pipes (Cement Pipe Lines) of 150 mm (6") dia any class (includings all fittings), including disconnecting pipes and fittings complete all as specified and directed.

All as per item no 4 above but of size 100 mm dia.

All as per item no 4 above but of size 80 mm dia.

Taking up sluice valve of any sizes from pipe lines complete all as specified and directed.

Taking up Gun metal Gate Valve of any size from pipe lines complete all as specified and directed.

Taking up GI Pipe of size 80/50/25/20 mm dia including all fittings complete all as specified and directed.

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5m depth and getting out in soft/loose soil for laying of CI/DI/GI pipes complete all as specified and as directed.

Returning, filling in soil including spreading, leveling, watering and well ramming in layers n.exc 25 cm in any type of soil complete all as specified and as directed.

Removing surplus soil to a distance n.exc 50 m and depositing where directed at a level n.exc 1.5m above the starting point complete all as specified and as directed.

Refixing of old serviceable GI tubing / connection in new or old positions including cleaning, cutting, threding all as directed, along with GI fittings where ever replaced and required at site of size 50 mm bore.

All as per item no 13 above but of size 25 mm dia.

All as per item no 13 above but of size 20 mm dia.

M&L for Ductile Iron Pipe(DI Pipes),ISI marked , Class K-7,200 mm (8") dia laid in trenches including jointing material such as EPDM Rubber Gasket and suitable type of Grease etc complete all as specified and directed. Note :- DI fitting/ special will be measured and paid separately.

All as per item no 16 above but of size 150 mm dia.

All as per item no 16 above but of size 100 mm dia.

Material and labour for DI fittings/specials 100 mm to 300 mm dia suitable for spigot and socket end or flanged end such as bends (any type, radius and angle) tapers any type ( straight, bend, increasing, decresing ordouble socket etc.) Tee pieces single branch."Y" junction, double branch, cross, collars, caps and plugs, connecting pieces (any type) and tesing complete all as specified and directed.

Supply and laying Tubes med grade galvanised with all fittings laid in trenches of size 80 mm complete all as specified and directed.

All as per item no 20 above but of size 50 mm dia.

All as per item no 20 above but of size 25 mm dia.

All as per item no 20 above but of size 20 mm dia.

All as per item no 20 above but of size 15 mm dia.

Supply and Fix Sluice valves Class 1.6, 200 mm (8") dia, conforming to IS-13095, fixing of GI/CI/DI water supply mains complete all as specified and directed.

All as per item no 25 above but of size 150 mm dia.

All as per item no 25 above but of size 100 mm dia.

All as per item no 25 above but of size 80 mm dia.

Supply and fix Cast Iron Air Valves with two air Outlets, 80 mm dia bore and fixing Up in cast iron water supply mains

All as per item no 29 above but of size 100 mm dia.

All as per item no 29 above but of size 150 mm dia.

Supply and fix Valve, stop, screwed,50 mm (2”) dia pipe

Supply and fix Valve, stop, screwed of size 25 (1") mm dia pipe

Cutting/drilling the existing Cast Iron/Ductile Iron pipes lines of 100 mm dia, in position for inserting of new Tees, branches etc complete all as specified and directed.

All as per item no 34 above but of size 150 mm dia.

All as per item no 34 above but of size 200 mm dia.

M&L for construction of PCC block walling valve pit of size 1000mmx 1000mm x1000mm(internal dimension) with precast cement concrete block of PCC 1:3:6(PCC 1:3:6) type-C-1 using 20mm graded stone aggregate and 10 mm thick rendering in CM 1:4 on internal and exposed external surfaces with and incl 40x40x6 mm mild steel angle iron frame and 3mm thick MS sheet cover thickness not less then 3mm with locking arrangement and 1 No 50 mm size 4 level lock with key in duplicate incl painting to steel and iron surfaces with two coats of black bituminous paint over a coat of red oxide prime complete all as specified and shown on drawing complete including demolition of broken unsv chambers all as specified and directed.

All as per item No 37 but of size 900 mmx 900 mm x900 mm(internal dimension).

All as per item No 37 but of size 600 mmx 600 mm x600 mm(internal dimension).

Cutting the existing road/hard standing/chequered cement concrete tiling/PCC floorinf etc, not exceeding 700mm wide and 1100mm depth, for laying CI/GI/DI pipe line complete including taking online permission from BWSSB if civil road involves all as specified and as directed.

Material and labour for PCC 1:3:6 type C1 using 20 mm graded stone aggregate for Making good or where required for the road/hard standing/chequered cement concrete tiling/PCC floorinf etc, including necessary form work to exposed surfaces finished smooth and even complete all as specified and as directed.

Repair of Sluice valve chamber of any size after and including refixing of Sluice valve of any capacity as per site requirement complete, including painting of chamber cover and white washing with cement base paint complete all as specified and directed.

K. VENKATESH NAIDU

M/S SRI BALAJI ENTERPRISES