REPAIR / MAINTENANCE OF 300/200/150 MM DIA RING MAIN PIPE LINE AND OTHER MISC WORKS AT NAVAL DOCKYARD VISAKHAPATNAM

Amount

Excavation in trenches not exceeding1.5 M in wide and depth for carrying out repairs to jointing pipe and getting out in soft loose soil including dewatering of sub soil water complete all as specified and as directed.

All as per item No 1.00 above but exceeding 1.5 M in wide/depth but not exceeding 3.0 mtr in soft / loose soil

All as per item No1.00 above but in Soft/Disintegrated rock (for road /hard standing cutting)

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

Removing excavted soil not exceeding 50 m and depositing where directed at level not exceeding 1.5 M above the starting point complete all as specified and as directed.

Material & labour for PCC (1:2:4) type B1 (using 20 mm graded stone aggregate) as in pillar to support the pipe lines including necessary form work and finishing the exposed surfaces of concrete fair and even complete all as specified and as directed

Supply, fabrication, testing and commissioning of MS pipe line (ERW) of 300 mm dia 7.9 mm thick as per IS 3589:2001 and taking out old unserviceable pipe line complete all as specified and as directed.

Supply and fix MS pipe line of 200 mm bore medium grade, 6 mm thick (ERW) including MS specials but excluding flanged joint with flanges and taking out old unserviceable pipe line complete all as specified and as directed.

Material and labour for supply / fixing / testing of MS pipe line 150mm dia Medium grade 4.85 mm thickincluding MS specials but excluding flanged joint with flanges measured under relevent item and taking out old unserviceable pipe line complete all as specified and as directed. Make:- Jindal/Tata

Taking down old unserviceable GI pipe of including short length (up to 6m) following sizes from gallaries/walls and supply and fix GI pipe Medium grade 100 mm bore galvanized with all fittings such as tees, bend, elbows, sockets reducer, nipples and union complete all as specified and as directed.

All as per item No 10.00 above but of size 80 mm bore

All as per item No 10.00 above but of size 50 mm bore

Material and labour for replacement of rubber gusket suitable for CI / MS / DI flanged water mains after dismantling at least 12mtr pipe at both side of joint and jointing with new rubber gasket nuts, bolts and washers including taking out old perished rubber gasket, nuts bolts and washers for 300 mm bore pipe complete all as specified and as directed.

All as per item No 13.00 above but of size 200 mm bore

All as per item No 13.00 above but of size 150mm bore

Material and labour for replacement of flange joints suitable for CI / MS / DI flanged water mains after dismantling at least 12mtr pipe at both side of joint and jointing with new flanged , nuts, bolts and washers including taking out old perished rubber gasket, nuts bolts and washers for 300 mm bore pipe complete all as specified and as directed.

All as per item No 16.00 above but of size 200 mm bore

All as per item No 16.00 above but of size150mm bore

Supply only DI/CI/MS fittings for water pipe line such 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 including taking out broken CI /MS specials upto 300mm bore complete all as specified and as directed.

Material & labour for painting to old / new steel surfaces of MS / GI pipe lines with one coat of synthetic enamel paint including preparation of surfaces complete all as specified and as directed.

Material & labour for rectification of leakage lead joint of CI pipe including taking out old unserviceable lead joint of the pipe size 300 mm bore, complete new joint with spun yarn and lead including using retrived lead complete all as specified and as directed.

All as per item No 21.00 above but of size 200 mm bore

All as per item No 21.00 above but of size 150 mm bore

All as per item No 21.00 above but of size 80mm bore

Supply and fix DI Mechanical joint 300 mm including both end rubber gusket and nut,bolt assy complete all as specified and as directed.

All as per item No 25.00 above 25.00 but of size 200 mm bore

All as per item No 25.00 above but of size 50 mm bore

All as per item No 25.00 above but of size 100 mm bore

All as per item No 25.00 above but of size 80 mm bore

Mild Steel framed work with ends of bars souldered, welded or reveted or forced into spikes, framed guard bars, ladders, framed balusters, walk ways, railings, gates, frame work of water tank, valvepit and similar work confirming to Fe.290.Gde-E-165 including painting with one coat of red oxide primer and one coats of anticorrosive black bituminous paint including dismantling mild steel work of any description not otherwise specially provided for complete all as specified and as directed.

Labour only for attending break down of 300 mm bore CI / MS / DI pipe line bursting/cracks and including cleaning/removal of broken pipe pieces of various lengths through gas cutting / manual cutting as per site requirement and including inserting necessary specials such as pipes MS/CI collar/Mechanical joints etc., as per site requirement, testing for leakages of lead joints, testing and necessary dewatering by using necessary pupms, mechanical excavator complete all as specified and as directed by Engineer-in-change for the following sizes:- Note 1:- The quoted rate is deemed to be include the following:- (i) Arrangement of suitable pump sets for dewatering at the time of breakdown. (ii) Necessary labour/trade men for attending break down . (iii) Labour element required for fixing CI/DI/MS pipes, specials fittings Note 2:- Earth work, Lead joints , Supply only CI/DI/MS pipes, specials, fittings shallbe measured and paid seperately under relevant items

All as per item No 31.00 above but of size 200 mm bore CI/MS/DI pipe

All as per item No 31.00 above but of size 150 mm bore CI/MS/DI pipe

All as per item No 31.00 above but of size 100/80 mm bore CI/MS/DI pipe

M V R ENGINEERING WORKS

aswitha engineering works

M/s SS Engineering Enterprises

M/S EVEREST INFRA

CHAITANYA CONSTRUCTIONS

newton electro technics

M/s Jai Ganesh Engineering Solutions