REPAIRS IMPROVEMENT REPLACEMENT OF SLUICE VALVES, FOOT VALVES, WATER LEVEL INDICATING INST, STARTERS, PANELS CONTACTORS AND GI CI PIPE LINES AT WATER SUPPLY INSTALATIONS IN FILTERED WATER DISTRIBUTION

Amount

Taking out filter media of all sizes i.e. gravel/sand from existing filter bed (Gravity Type) and depositing at site for reuse and removing unserviceable material from site of work to a distance 50m and not exceeding100m complete all as specified and directed.

Removing existing nozzles from filter beds, cleaning the same by air pressure to remove mud sand particles and refixing of nozzles in position complete all as specified and directed.

Supply & loading of filter media in filter beds in layers complete all as specified and as directed by Engr in charge of following sizes

(a) Pebble size exc. 25 mm to 50 mm

(b) Pebble size exc. 12.5 mm to 25 mm

(c) Pebble size exc. 6 mm to 12.5 mm

(d) Pebble size 3 mm to 6 mm

(e) Sand 0.35 to 0.50 mm suitable for filter media

Labour only Loading of filter media in filter beds, in layers as directed by Engr in charge of following sizes:- ( Note for item No 4.00 : Serviceable pebbles obtained from item No 1 above after cleaning and screening shall be reused all as specified and directed.)

(a) Pebble size exc. 25 mm to 50 mm

(b) Pebble size exc. 12.5 mm to 25 mm

(c)Pebble size exc. 6 mm to 12.5 mm

(d) Pebble size 3 mm to 6 mm

S&F brass nozzles with perforated cap for fixing to pipe in 15 mm dia hole including threading/re -threading and testing complete all as specified and directed or equivalent model in ABB/CG/Siemens/Havells/L&T

Supply and fix in repair/installation and testing of Fully Automatic Star-Delta Starter, Model : ML-3 FASD complete all as specified and directed. Make : L&T or equivalent model in ABB/CG/Siemens/Havells

Supply and fix in repair/installation and testing of Fully Automatic Star-Delta Starter, Model : ML-2 F complete all as specified and directed. Make : L&T or equivalent model in ABB/CG/Siemens/Havells

Taking out and refixing after repair the long spindle 32 mm dia by dismantling of existing 200 mm sluice valve removing of worn out damaged studs 15 mm dia x 100 mm and worn out coupling MS ball socket of size 32 mmx 100 mm -01 No and damaged stud 8 mm dia x 100 mm -04 Nos from bottom assembly of valve including digging concrete, drilling holes 6 mm dia in 32 mm dia long spindle and sluice valve spindle for fixing split pins 6 mm dia x 150 mm long - 02 Nos, fixing new studs-08 Nos MS ball socket 32 mm dia x 100 mm inclusive drilling 6 mm dia for fixing split pin 3 Nos including making good in cement concrerte 1:4:8 complete all as specified and directed.

Repair of mechanically operated water level indicators fitted to OH reservoirs sumps etc including the following (A) Replacement stainless steel float of size 12 dia in to 10 Mtr height approx, 5Kg weight are as required at site with steel pvc wire rope of min size 3 mm dia of suitable length. (B) Repair replacement of Ms single grove pulley along with its bracket by means of fabrication such as welding cutting etc,, and fixing the same all as diredted by engr-in-charge, (C ) Painting and marking the scale with synthetic enamel paint as directed.

Dsimantling of existing valve of 150 to 250 mm including taking of spindle, gate etc and taking to work shop for machinery work to spindle,gate,mony etc and repairing with metal filling, welding,threading etc and refixing the same at postion all as directed

S&F DOL in repair starter for compressor/suction sweeper motor type BE-1 ACD 415 volts 20 Amps coil 415 volts model AC3 of make TC or equivalent model in ABB/CG/Siemens/Havells

Supply only compressor oil suitable for Elgi make compressor Make Indian oil or equivalent

M&L for earthing complete with galvanized steel plate electrode 600 mm x 600 mm x 6.3 mm thick, burried directly in ground vertically in pit of depth not less than 2.25 metre below normal ground level with top edge of the earth plate at a depth not less than 1.5 metre below normal ground level surrounded from all sides with mixture of charcoal and common salt in alternate layers and electrode connected to galvanized iron strip 32 x 6 mm size by means of GI bolts, nuts, check nuts and washers, earth strip protected by galvanized steel pipe 40 mm bore (light grade) connected to main switch board or any other electrical equipment all as shown in electrical plate No. 3 of SSR-2009 Part I and including necessary excavation and earth work in any type of soil, 20 mm bore medium grade GI pipe for watering, funnel with wire mesh, PCC (1:3:6), type C-1 chamber, RCC (1:2:4), type B-1, reinforced with 6 mm dia MS round bars @ 15 cm c/c both way for cover and MS frame etc., complete all as specified.(set of two) NOTE: The unit rate includes earth strip and protection pipe upto (maximum 7.5 metre from earth plate) earth point/test point.

Excavation in trenches not exc.1.5 m wide and not exc 1.5 m depth for taking out and laying of water pipe line and getting out in soft/loose soil complete all as specified and directed.

All as per item No above but getting out in hard/dense soil.

Returning filling in trenches including spreading, levelling, watering and well ramming in layers not exc 25 cm complete all as specified and directed.

Removing of excavated material not exc 50m and depositing where directed at a level not exc 1.5 m above the starting point complete all as specified and directed.

Taking up or down steel tubing and connection from excavated trenches or in walls or in floor etc 15 mm bore complete.

All as per Srl item No 18 above but 20 mm bore

All as per Srl item No 18 above but 25 mm bore

All as per Srl item No 18 above but 40 mm bore

All as per Srl item No 18 above but 50 mm bore

All as per Srl item No 18 above but 80 mm bore

All as per Srl item No 18 above but 100 mm bore

Supply , lay, connect and test GI tubing 20 mm bore medium grade ISI marked with all fittings laid in trenches etc complete all as specified and as directed.

Ditto- allas per item No 25 above but of 25 mm bore

Ditto- allas per item No 25 above but of 40 mm bore

Ditto- allas per item No 25 above but of 50 mm bore

Ditto- allas per item No 25 above but of 80 mm bore

Ditto- allas per item No 25 above but of 100 mm bore

Supply , lay, connect and test GI tubing 15mm bore medium grade ISI marked with all fittings and fixed complete walls and ceilings or laid in floors etc complete all as specified and as directed.

Supply and fixing in repair gun metal globe or gate valve with iron wheel head screwed both end for iron pipe and fixed of 50 mm bore

Ditto- all as per item No 32 above but 40 mm bore

Ditto- all as per item No32 above but 25 mm bore

Ditto- all as per item No 32 above but 20 mm bore

Ditto- all as per item No 32 above but 15 mm bore

Cutting the existing road surface i.e.surfacing WBM soiling any type of soil etc and making suitable trench of minimum 100mm x 60 cm deep along the cross section of road for laying GI/CI Pipe, returning refilling, filling and well ramming and removal of surplus surface soil to a distance not excedding 50 m and repair to road surface to match the existing specifications complete.

Cutting the existing CI/GI distribution main in position for taking out branch/tapping connection of up to 300 mm bore etc.

M&L for mechanical joint ( CID joint) in repairs of following sizes:-

(a) 80mm bore

(b) 100mm bore

(c) 150mm bore

(d) 200mm bore

(f) 300mm bore

Supply and fix / installation and testing of cast iron sluice valve,heavy duty class-I, ISI marked, conforming to I S 14846, long body type, pressure type PN-1.6, flanged ends and drilled having brass steel spindle with iron head wheel at the top complete with and including in repairs nuts, bolts, washer, rubber gasket and jointing complete all as specified and directed of following sizes:-

(a) 80mm bore

(b) 100mm bore

(c ) 150mm bore

(d) 200mm bore

(e) 250mm bore

(f) 300mm bore

Taking up existing CI pipe lines from exacavated trenches including removing/burning of lead joints for the following sizes:-

(a) 80mm bore

(b) 100mm bore

(c ) 150mm bore

Material and labour for CI spun pipes centrifugally cast Class LA suitable for tyton joint (rubber ring ) of the following sizes complete all as specified and all as directed :-

(a)150 mm bore

(B) 100 mm bore

(c) 80 mm bore

Material and labour for rubber ring tyton joint suitable for CI cast iron cenrtigugally cast socket and spigot end pipe of 80mm dia.complete all as specified and as directed.

Material and labour for rubber ring tyton joint suitable for CI cast iron cenrtigugally cast socket and spigot end pipe of 100mm dia complete all as specified and as directed..

Material and labour for rubber ring tyton joint suitable for CI cast iron cenrtigugally cast socket and spigot end pipe of 150mm dia complete all as specified and as directed..

M&L for 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 upto 200 mm to 300mm.

Taking out the existing unserviceableNRV of any make/model and supply and fix new NRV ( ISI Mark)of CI body threaded/flanged end, drilled of both ends of PN-1 flap type without by pass arragement all as required at site including nut/bolts and fixing in position including provn of rubber gasket nut bolt etc all as specified and directed by Engr-in-Charge of the following sizes:-

(c) 300 mm bore

Dismantling the existing unserviceable contactor of any make/model and supply and fix new for the capacity motor starters15 HP model MNX 25 of Make L&T or equivalent all as specified and directed.

Construction of valve chamber with brick masonry in CM 1:6 of size 1200mm x 1200mmx 1200 mm(Internal diamension) with 15 cm thick PCC foundation in PCC 1:4:8 type D2 using ( 40 mm graded stone agreegrate ) 15 mm thick plaster in CM 1:6 , 3 mm thk MS sheet cover including 40x40x6 mm MS angle iron frame fixed in PCC coping made out with PCC 1:2:4 type B1 using ( 20 mm graded stone agreegate ) with neccessary locking arrangement and painted with two coats of synthetic enamel paint over a coat of red oxide primer on all exposed surfaces steel including necesary excavation and earth work in any type of soil , returning and filling in and raming and removal of surplus spoil and demolition of existing valve chamber all as specifieed and directed .

Construction of valve chamber with brick masonry in CM 1:6 of size 900mm x 900mmx 900 mm(Internal diamension) with 15 cm thick PCC foundation in PCC 1:4:8 type D2 using ( 40 mm graded stone agreegrate ) 15 mm thick plaster in CM 1:6 , 3 mm thk MS sheet cover including 40x40x6 mm MS angle iron frame fixed in PCC coping made out with PCC 1:2:4 type B1 using ( 20 mm graded stone agreegate ) with neccessary locking arrangement and painted with two coats of synthetic enamel paint over a coat of red oxide primer on all exposed surfaces steel including necesary excavation and earth work in any type of soil , returning and filling in and raming and removal of surplus spoil and demolition of existing valve chamber all as specified and directed .

Note: Amount of sch of credit of Rs.73,310.00/-will be deducted from total amount of BOQ.

AGRAWAL ASSOCIATES