CLEANING/DUSTING OF UNDERGROUND WATER STORAGE SUMPS/ TANKS INCLUDING REPLACEMENT OF CONTROL VALVES, PRIMPING TANKS, AUTO VALVES AND CHLORINATION AT VARIOUS PUMP HOUSES INSTALLED AT ARMY AREA COLABA, MUMBAI

Amount

Excavation in trenches not exc 1.5 meters wide and not exc1.5 meters deep for pipe line in soft/loose soil, getting out and levelling of bottom surface of excavation to required level, for laying water pipe lines all as specified and directed.

Demolition of PCC in floor/road cutting ecx 15 cm depth including making good surfaces to match with existing existing surface all as specified and directed

Returning, filling in including spreading levelling, watering and well ramming in layers n exc 25 cm thick using hard dense soil obtained from excavation all as specified and directed.

Removing excavated material from site to a distance not exc 50 meters away and depositing where directed at a level not exc 1.5 meter above the starting point in soil all as specified and directed.

Taking up cast iron water mains (including all fittings) 150 mm bore pipes, class LA, with spigot and socket ends and lead/rubber tyton joints including burning out lead joints and recovering lead for reuse all as specified and directed.

All as per item No 5 here in before but 300 mm bore

All as specified in item No 5 here in befor but with flanged ends including disconnecting pipes and fittings complete of size 300 mm bore all as specified and directed.

Material and labour in trenches/on pillar supports, cast iron water mains, 150 mm bore pipes, with spigot and socket ends, centrifugally cast, class LA, in any length, suitable for rubber gasket joint or lead joint including jointing material all as specified and directed.

All as per item No 8 here in before but 300 mm bore

Material and labour in trenches/on pillar supports/on floor cast iron water mains 300 mm bore pipes with flanged ends centrifugally cast class A, in any length suitable for rubber gasket joint all as specified and directed.

Supply and fix in repair non return valve ISI mark complete of size & PN 1.6 grade including dismantling / taking out old defective / unserviceable non return valve of 150mm bore size all as specified and directed.

Dismantaling wrought iron or mild steel work of any description not otherwise provided for all as specified and directed

S&F Joist, channel, angle or tee sections, fixed independently, without connecting plates etc, (cut to ordinary length of Fe 410-W-(Gde-E-250) quality-A, for fabricating, fixing ladder of overhead water tanks, including one coat of epoxy primer and two coats of anti-corrosive epoxy paint all as specified and directed.

S&F rolled mild steel plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, with riveted, bolted or welded attachment inclusive of one primer coat, and two coats of anti-corrosive epoxy of paint all as specified and directed

Material and labour for cast iron fittings for pressure pipe, such as bends ( any type, radius and angle) tapers any type (straight, bend, increasing, decreasing or double socket etc) Tee pieces single branch, double branch, cross ( all sockets or socket and spigot) collars, caps and plugs of size upto 150mm bore including dismantling / taking out old cracked CI fittings of any type, any pattern all as specified and directed.

All as per item No 15 here in before but of size 200 to 300 mm bore.

Material and labour for in repairs cast iron fittings for pressure flanged pipe, such as bends, tapers, tee pieces (single and double branch) and type and angle/radius and straight connecting pieces but all ends flanged of size upto 150 mm bore all as specified and directed.

All as per item No 17 here in before but of size 200 to 300 mm bore.

Supply and fix in repairs Gun metal, globe or gate valve, 15 mm bore pipe with iron wheel head screwed both ends for iron pipe and fixed in existing pipeline and connecting up, leak proof all as specified and directed.

All as per item No 19 here in before but 20mm bore

All as per item No 19 here in before but 25mm bore

All as per item No 19 here in before but 40 mm bore

All as per item No 19 here in before but 50 mm bore

All as per item No 19 here in before but 80 mm bore

Cleaning of underground sump of capacity 2 lakh gallon to 3 lakh gallong, cleaning the floors, wall and ceiling portion of sump etc by Mechnical high pressure spray and steel wire brush or broom brush to remove algae/dirt/foreign dirt completely and soaking out the water/dirt with a high pressure wet vaccum pump and removing spoils out side of MD land at a distance exc 5 KMs & n.exc 10 KMs and applying spray of approved chemical all as specified and as directed by Engineer-in-charge . Note :- Rates deemed to be included for pumping out water left below foot valve.

All as per item No 25 above but capacity of 0.5 Lgallon to 1 lakh gallon

All as per item No 25 above but capacity upto 0.5 lakh gallon

M&L for cleaning of PVC service tank of capacity 500 ltrs to 1000 ltrs, cleaning the floors, wall and celiling portion of sump etc by mechanical high pressure spray and broom brush to remove algae/dirt/foreign dirt completely and soaking out the water/dirt with a high pressure wet vaccum pump and removing spoild out side of MD land and applying spray of approved chemical (bleaching powder at lease 6-8 % chlorine contant) all as specified and directed.

All as per item No 28 above but capacity of 1000 ltrs & not exc 2000 ltrs

All as per item No 28 above but capacity of 3000 ltrs & not exc 5000 ltrs Note for item No 28 to 30 :- Quoted rates shall be deemed to be inclusive of marking painting with two coats of synthetic enamel paint, black colour of size 500x100 cm on UG sump and 30x50 cm (on RCC/PVC service tank) including writing following in white synthetic enamel paint letters not exceeding 80 mm in width all as specified & directed: - (a) Size of sump/Tank (b) Capacity of sump/tanks in Gallons (c) Due date of cleaning (d) Date of cleaning

Cleaning the vegetation including glass, bushes small trees and all vegetation growth complete including digging out the root of bushes and small trees around the installation/sump/OH reservoir, valve chamber etc. filling the rough holes with earth and levelling the surfaces by removing all debris outside MD land all as specified and directed.

S&F in repair sluice valves of size 150 mm bore flanged end, cast iron body, flanged and drilled and non rising type stainless steel spindle with nut, long body, class P N 1.6, conforing to IS 14846 of 2000 including all flange joint with rubber or fiber board, bolts, nuts and washers including pumping out accumulated water all as specified and directed. Make:-Kirloskar/Kartar

All as specified in item No 32 above but of size 100 mm bore

All as specified in item No 32 above but of size 80 mm bore

Taking up or down GI tubing of 15 mm dia including all fitting and fixture fixed to wall in existing position at location and remove from the site including provn of scaffolding as applicable (if required) all as directed and specified

All as per Ser item No. 35 above but of 20 mm bore

All as per Ser item No. 35 above but of 25 mm bore

All as per Ser item No. 35 above but of 40 mm bore

All as per Ser item No. 35 above but of 50 mm bore

All as per Ser item No. 35 above but of 80 mm bore

Supply and fixing GI tubing 15 mm dia medium grade ISI marked with all fittings and fixtures fixed complete to walls and ceiling or laid in floor for any grade with wooden support and clamps walls/roof all as specified and directed by Engr-in charge Make:- Tata/ Jindal/ GST

All as per Ser item No. 41 above but of 20 mm bore

All as per Ser item No. 41 above but of 25 mm bore

All as per Ser item No. 41 above but of 40 mm bore

All as per Ser item No. 41 above but of 50 mm bore

All as per Ser item No. 41 above but of 80 mm bore

Supply and fix in repair 15 mm dia ball valve (Float valve) high pressure with polythene float and fly nut complete screwed for iron pipe/unions all as specified and directed.

All as per Ser item No. 47 above but of 20 mm dia

All as per Ser item No. 47 above but of 25 mm dia

All as per Ser item No. 47 above but of 40 mm dia

All as per Ser item No. 47 above but of 50 mm dia

S&F in repairs new MS ERW pipe 'C' class 150 mm dia confirming to IS 1239 with necessary fittings conforming to IS 1239 such as flanges, nuts bolts, gaskets, X Ray quality welding, testing including painting complete & testing hydraulic pressure 10.5 Kg/Sqcm all as specified and directed.

All as per item No 52 above but 200 mm dia

Supply and fix in repair foot valve, flanged ends, swing type operation with rubber seat of size 50 mm dia including necessary fittings such as nuts, bolts, washers all as specified and directed.

All as per item No 54 above but 80 mm dia

All as per item No 54 above but 100 mm dia

All as per item No 54 above but 150 mm dia

Construction of valves pit chamber having internal dismention 100 cm x 100 cm x 90 cm (internal height) using lean concrete PCC (1:4:8) type D2 (using 40 mm graded crushed stone aggregate) for foundation 15 cms thick, 23 cm thick brick wall built in CM (1:4), 10 mm thick rendering all around the brick work with cement mortar 1:6 internally and upto 15 cm deep below GL externally, PCC (1:2:4) type B1 coping (using 20mm graded crushed stone aggregate) for grouting MS frame including 3mm thick MS top sheet cover with locking arrangement including 50 mm pad lock with double key arrangement, MS frame made out of 40 x 40 x 6 mm thick angle iron including painting of steel surface with two coats of synthetic enamel paint over a coat of red oxide primer including necessary excavation in any type of soil, returning filling in and removal of surplus soil to a distance not exceeding 50 mtrs all as directed including demolition/ dismentling of existing valve chamber all as specified and directed.

N.S.ENTERPRISES

Jobin Electric works

BOB ENTERPRISES

Bidder Name

Shetty Construction Co

BOB ENTERPRISES

Jobin Electric works

N.S.ENTERPRISES