8521E8REPAIRS TO EXTERNAL WATER SUPPLY DISTRIBUTION LINES AND ALLIED WORKS UNDER AGE E M EAST OF GE M AF JALAHALLI BANGALORE

Amount

Supply and lay 50 mm dia pipes galvanised GI Tubing medium grade in trenches and connection in old or new position including fitting like socket / union / Tee / Reducer Nipple etc complete all as directed.

All as per item No 1 but 25 mm dia

All as per item No 1 but 20mm dia

Supply and lay 50 mm dia pipes galvanised GI Tubing medium grade fixed to walls and ceiling or laid in floors in old or new position including fitting like socket / union / Tee / Reducer Nipple etc complete all as directed.

All as per item No 4 but 25 mm dia

All as per item No 4 but 20mm dia

All as per item No 4 but 15 mm dia

Laying only GI tubing with all fittings including making thread in both side of pipe and laid in trenches of size 100 mm bore. 'Note :- GI pipe without thread will be issued inder Sch'B'

Taking up or down old rusted 50 mm bore GI tubings and connections from trenches or from walls/ceilings .

All as per item No 9 but 25mm bore

All as per item No 9 but 20 mm bore

All as per item No 9 but 15 mm bore

All as per item No 9 but 100 mm Bore

Taking down and refixing old steel tubing 40 or 50 mm bore after cleaning and connections in new or old position (Walls, ceiling,floors) including earth work etc

All as per item No14 but 25 mm bore

All as per item No14 but 20 mm bore

All as per item No14 but 15 mm bore

Cutting existing steel tubing 50 mm bore for alterations or additions (Each cut measured)

All as per item No18 but 25 mm bore

All as per item No18 but 20 mm bore

Material and labour for ductile iron pipe 200 mm bore with socket and spigot ends, K-7 including flexible push on joint in any length laid in trenches / floors . 'Note Excavation & earthwork shall be measured & paid seperately

All as per item No 21 but 150 mm bore

All as per item No 21 but 100 mm bore

Supply, Laying,of Pipes MS ERW Steel including specials,nominal dia of 300 mm as per IS 3589 (1981) thickness 6.0 mm

Supply, Laying,of Pipes MS ERW Steel including specials,nominal dia of 200 mm as per IS 3589 (1981) thickness 4.8 mm

Supply, Laying,of Pipes MS ERW Steel including specials,nominal dia of 150 mm as per IS 3589 (1981) thickness 4.8 mm

Supply, Laying, of Pipes MS ERW Steel including specials,nominal dia of 100 mm as per IS 3589 (1981) thickness 4.8 mm

Taking up cast iron 300 mm bore water mains (including all fittings),with spigot and socket ends and lead joints including burning out joints and recovering lead

All as per item No 28 but 200 mm bore

All as per item No 28 but 150 mm bore

All as per item No 28 but 100 mm bore

All as per item No 28 but asbestos cement pressure pipes 200 mm bore, any class, (including all fittings), including disconnecting pipes and fittings complete

All as per item No 32 but 150 mm bore

All as per item No 32 but 100 mm bore

Burning out lead joint of 100 mm bore in position including removing old lead to store.

All as per item No 35 but 150 mm bore

All as per item No 35 but 200 mm bore

All as per item No 35 but 300 mm bore

Material and labour for run lead joint for the following sizes of CI pipes spigot & socket ends for 100 mm bore

All as per item No 39 but for 150 mm bore

All as per item No 39 but for 200 mm bore

All as per item No 39 but for 300 mm bore

Exacavation in trenches , n.exc 1.5 m wide and n.exc 1.5 m in depth for laying of pipes or for run lead joint and getting out in hard/dense soil.

Returning, filling in including spreading, levelling, watering and well ramming in layers not exc 25cm.

Removing excavated soil n.exe 50Mtr & depositing where directed at a level n.exe 1.5m above the starting point

Supply and fix in repairs DI Fittings Upto 150 mm bore for pressure pipe for water 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

All as per item No 46 but for 200 t0 300 mm bore

Supply and Fix in repair sluice valve of cast iron body with flanged ends for 300 mm bore duly drilled ISI marked as per IS (14846-2000) PN-1 with spindle and check nut including operating wheel etc. and fixed with new bolts, nuts, washers and rubber insertion packing complete all as specified and directed.

All as per item No 48 but for 200 mm bore

All as per item No 48 but for 150 mm bore

All as per item No 48 but for 100 mm bore

Taking down the old unserviceable Spindle from sluice valve of 300 mm bore and fixing with new spindle as per the existing size and shape of manufactures including replacement of connected check nuts washers, rubber gasket , and gland packing to arrest any leakage and and reassembling complete for smooth functioning of sluice valve all as directed for following sizes

All as per item No 52 but for 200 mm bore

All as per item No 52 but for 150 mm bore

All as per item No 52 but for100 mm bore

Supply and fix in repair Gun metal gate valve with iron wheel head screwed both ends for iron pipe and fixed size 50 mm dia.

Supply and fix in repair Gun metal gate valve with iron wheel head screwed both ends for iron pipe and fixed size 25 mm dia.

Dismantling of old valve chamber of any size including taking out rusted MS sheet with angle iron frame all as directed at site.

Construction of Valve chamber size of 750 mm x 750 mm x 750 mm including necessary earth work excavation PCC 1:4:8 in foundation type D2 using 40 mm grade stone aggregate, brick wall in CM 1:4, PCC 1:2:4 type B1 for copping, 15 mm thick rendering in CM 1:4 including provision of MS Sheet cover 3.0mm thick with MS angle frame 25x25x3mm all round and at diagnols of size 40 x 40 x 6mm and also MS Plate welded to MS angle, embedded in concrete with suitable hinges and locking arrangement, including two coats of synthetic enamel paint over a coat of red oxide primer necessary excavation earth work etc, all as specified and as directed.

All as per item No 59 but size of 900mm x 900 mm x 900 mm

All as per item No 59 but size of 1200mm x 1200mm x 1200 mm

Material and labour for cutting the road hard standing & making good surface with PCC 1:2:4 B-1 Type Using 20 mm graded stone aggregate & removing the to distance n.exe 50mtr all as specified.

Material and labour for stone masonry for walling of random rubble, uncaused, well bonded, built in cement mortar 1:4 for construction of thrust block for the support of water supply pipe line.

Material and labour for for Drilling and tapping in CI/DI/GI water mains (in position) for branch connections of internal dia of 25mm bore including provision of Socket and ball brass valves high pressure with polythene float and flynut complet, screwed for iron pipe or brass ferrules and fixed complete all as directed

Cutting the existing broken / cracked CI/DI Pipe line of size 300 mm dia, by dewatering the lekage water from site and removing the old CI/DI pipe line and addition / altration to CI pipe by providing MS pipe of required length by fabricting in position including Spigot and socket to desired sized all as directed. Note : (i) Cost for MS pipe and Collars as per required size and length will be measured and paid under relavent Items. '(ii) Earth work shall be measured and paid sepeartly

All as per item No 65 but 200 mm bore

All as per item No 65 but 150 mm bore

All as per item No 65 but 100 mm bore

Material and labour for arrresting of leakge of pipe line of size upto 50 mm GI pipe line by using of short length of GI pipe including all fittings. 'Note:-(i) The rate included all GI fittings,Nut,bolts '(ii) Earth work shall be measured and paid seperately '(iii) GI Pipe will be mesured and paid seperately

Material and labour for specials fittings suitable for Mechanical collar of 100 mm bore Cast iron / ductile iron pipe made out of MS Plate of 12 mm Thick complete with mechanical type arrangement with MS bolts and nuts of suitable size and MS sheet fabricated to required dia of pipe for prepration of collar on any pipe leake or cracks of pipe for arresting the leakage or for end Flange complete including rubber ring, packing rubber sheet complete all as specified and directed.

All as per item No 70 but Mechanical collar 150 mm bore

All as per item No 70 but Mechanical collar 200 mm bore

All as per item No 70 but Mechanical collar 300 mm bore

Supply and lay Unplasticised PVC pipes of 20 mm bore pressure rating 10 kgf/cm2 fixed complete to walls, ceilings or in floors etc any type of pipe including taking down of old pipe of following size

All as per item No 74 but 25 mm bore

Supply and lay 32 mm bore3-layer PP-R P o l y p r o p y l e n e random copolymer) pipes SDR 7.4 & SDR 11 UV stablised and a n t i m i c r o b i a l welded having theRunning metreal stability for hot & cold water supply including all PP-R plain & brass threaded p o l y p r o p y l e n e random fittings fixed complete to walls, ceilings or in floors etc.including taking down of old pipe.

All as per item No 76 but 50 mm bore

All as per item No 76 but 63 mm bore

Supply and lay High density polyethylene pipes (HDPE) of pressure rating 6 kgf/cm2 including all fittings laid in trenches of 100 mm bore including taking down of old pipe

J PUSHPALATHA ENGINEER AND CONTRACTOR

RAMESH BABU CO