REPAIR / MAINTENANCE OF 600 MM DIA PIPE LINE FROM MEGHADRIGEDDA DAM TO FRESH WATER PUMP HOUSE AND MAINTENANCE OF RING PIPE LINE AND ALLIED WORKS AT NAVAL DOCKYARD VISAKHAPATNAM UNDER GE (I) (DM) VISAKHAPATNAM

Amount

Excavation in trenches not exceeding 1.5 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 No 1.00 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 exc 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 including MS specials but excluding flanged joint with flanges measured under relevent item and taking out old u/s pipe line complete all as specified and as directed. Make- jindal/tata

Taking down old U/S 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 gasket 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 50mm bore

Material and labour for replacement of flange joints & rubber gasket 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 No16.00 above but of size 150mm 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.

M& L for painting to old / new steel surfaces of MS/GI pipe lines with one coats 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 yard 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 Accessary complete as specified and as directed.

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

All as per item No 25.00 above but of size 150 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

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 variouslengths 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 pumps, mechanical excavator complete all as specified and directed 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 (iv) All earth work to carry out manually as well mechanical excavator and keep mechanical excavator stand by till completion of work Note 2:-Lead joints , Supply only CI/DI/MS pipes, specials, fittings, will be measured and paid seperately under relevant items

All as per item No 30.00 above but of size 200 mm bore CI/MS/DI pipe

All as per item No 30.00 above but of size 150 mm bore CI/MS/DI pipe

All as per item No 30.00 above but of size 100/80 mm bore CI/MS/DI pipe

Supply, fix, install test and commissioning CI sluice valve flanged type 300 mm dia PN 1.0 fitted with hand wheel including fixing to pipe line with gusket, nuts, bolts and washers complete including taking out old unserviceable sluice valve complete all as specified and as directed .

Supply, fix, install test and commissioning CI sluice valve flanged type 200 mm dia PN 1.0 fitted with hand wheel including fixing to pipe line with gusket, nuts, bolts and washers complete including taking out old unserviceable sluice valve complete all as specified and as directed .

Supply, fix, install test and commissioning CI sluice valve flanged type 150 mm dia PN 1.0 fitted with hand wheel including fixing to pipe line with gusket, nuts, bolts and washers complete including taking out old unserviceable sluice valve complete all as specified and as directed .

Supply, fix, install test and commissioning CI sluice valve flanged type 100 mm dia PN 1.0 fitted with hand wheel including fixing to pipe line with gusket, nuts, bolts and washers complete including taking out old unserviceable sluice valve complete all as specified and as directed .

Excavation in trenches not exc 1.5 M in wide and depth for carrying out repairs to jointing pipe and getting out in hard/dense soil including dewatering of sub soil water complete all as specified and as directed. (Excavation to be carried out using mechanical excavator to carryout work in short time and ultimate care to be taken to avoid any damage to RCC pipe line)

Material & labour for repair to leaking RCC collar joints of 600 mm dia NP raw water pipe line in trenches by removing all damaged cemet mortar and old spun yarn and culking with new spun yarn and cement mortar 1:3 mix with cico oil all around the collar joint and testing the new joint complete all as specified and as directed. (one collar has two joint, each joint measured as one unit)

M&L for cleaning of valve chamber of any size internally and externally, removing all wild vegitations around 1 mtr of valve pits, applying one coat of white wash to the inner & outer side walls and one coat of black synthetic enamel paint to steel cover with fame complete all as specified and as directed.

Surface dressing of areas of above pipe lines by Clearing away all grass, wild vegetation, saplings, shrubs, brushwood, undergrowth, roots, and trees not exceeding 30cm girth and removing rubbish upto a distance of 50 meters outside the periphery of the area under clearance

Cleaning at alternate 15 days of raw water strainer of size 600 mm dia after dismantling all nuts bolts of strainer top cover and refixing after completion of work, cleaning of PCC pit by removing all scales dirt, sediments and fungus etc. using wire brush complete all as specified and as directed.

Supply and fix CI/DI air release valve with isolating sluice valve 80 mm dia confoming to ISI 4846 with lead gun metal rings and spindle nut in bronze and spindle for 12 CR 13 material with ISI mark, pressure rating PN 1.0 including necessary welding and fixing new nipple, nuts, bolts and washers and rubber gasket inculding taking down old unserviceable one complete all as specified and as directed. Make-upadhayaya/venus

Supply and fix CI/DI air release valve with isolating sluice valve 150 mm dia confoming to ISI 4846 with lead gun metal rings and spindle nut in bronze and spindle for 12 CR 13 material with ISI mark, pressure rating PN 1.0 including necessary welding and fixing new nipple, nuts, bolts and washers and rubber gasket complete all as specified and as directed Make-upadhayaya/venus

Labour only for attending emergency break down of pipe line of 600 mm bore, bursting/cracks and including cleaning/removal of broken pipe pieces of variouslengths through gas cutting / manual cutting as per site requirement and including inserting necessary specials such as pipes MS/RCC collar etc as per site requirement, testing for leakages of joints, testing and necessary dewatering by using necessary pumps, mechanical excavator complete all as specified and directed by engineer-in-change for the following sizes:- Note 1:- The quoted rate is deemed to be include (i) arrangement of suitable pump sets for dewatering at the time of breakdown. (ii) Necessary labour/trade men for attending emergency break down . (iii) labour element required for fixing RCC/DI/MS pipes, specials fittings (iv) All earth work to carry out manually as well mechanical excavator and keep mechanical excavator stand by till completion of work (v) Replacement of completer collar with new joints on both sides (vi) disinfection of new collars and pipe from entry of foreign material etc

Supply and fix new route marking RCC pillar of size 300 x 300 x 1200 mm long written with engraved as "ND-V" at both side and fixed above pipe line by keeping 600 mm above GL including necessary earth work including dismantling taking out damaged pipe route marking pillar made with RCC post of any size, transportation to pipe line route manually from nearest motorable road .

lakshmi Engineering Works

RAGHU RAMA PANDA

B5BUILDING SOLUTIONS

vijetha enterprises

Ruchira Associates

REAL ENGINEERING WORKS