REPAIR AND CLEANING OF UNDERGROUNDS PUMP AND OVERHEAD WATER TANK AND ALLIED WORK AT MIL STN RAIWALA

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

Demolition of concrete of any description and in any position not otherwise specifically provided for Cement concrete ( reinforced) (reinforcement cut as required to facilitate demolition) up to and including on the roof top/mumty/parapet/RCC chajjas/RCC water tank and removal of debris etc to a distance out side MoD land complete all as specified and directed.

S&F mild steel work Fe-410- W(Gde- E-250) quality- B as in stairs (framed) including stringers, treades, landing, balusters, hand rails etc. including cleats, brackets, and similar work etc with and including necessary drilling holes etc complete all as specified and directed. (For height up to 7.50 Mtr) Note: The unit rate quoted by contractor is deemed to be inclusive of cutting to dead lenth where required, notching, drilling, fitting, rivetting and/or welding or connecting with bolts and nuts (including rivets or bolt and nuts), providing and fiitings angle cleats, fish plates, gusset plate etc., also for welding plumbing, truing up and fixing complete. No claim whatso ever shall be entertained by Govt on this account.

Description same all as per item No 3 above but for height 7.5 mtr to 15.0 mtr complete all as specified and directed.

Description same all as per item No 3 above but for height 15.0 mtr to 18.0 mtr complete all as specified and directed.

Description same all as per item No 3 above but for height 18.0 mtr to 21.0 mtr complete all as specified and directed.

Excavating in post holes (or similar holes) each n exc 0.5 cum, getting out,in soft/disintegrated rocks returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, complete all as specified and directed.

M&L for two coats of synthetic enamel paint over a coat of red oxide primer including preparation of new steel surface over 10cm width or grith complete all as specified and directed.(Note- Work will be carried out up to 21.0 mtr height)

M&L for PCC (1:2:4) type B2 (using 40 mm graded stone aggre-gate) as in foundations, filling and mass-concrete complete all as specified and directed.

S&F Plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment (Fe-410- W(Gde- E-250) quality- B complete all as specified and directed.

M & L for cleaning of overhead reservoir internal portion from base to top including scraping of mud silt from base and walls, washing complete internal surfaces by using bleaching powder, antibacterial sodium hypochlorite solution ,removing the silt/mud water out side the tank and de-silting from connecting pipes and applying internally one coat of lime wash to RCC walls ,base of tanks of 100000 gallons upto 25 mtrs staging complete & writing details of cleaning in prescribed format complete all as specified and as directed.Therefore Following procedure shall be followed during cleaning of OHT. (a) Cleaning of water tanks with high pressure water jet with pressure not exeeding 28Kg/Sqcm and remove all masses algae and dirt. (b) Removal of dirty water alongwith sludge using sludge machines and disposal of the same to a safe distance. (c) Scrubbing of floors using industrial vacuum cleaner. (d) Applying of anti bacterial sterilization to walls floors and roofs of tanks. (e) Tank capacity and date of cleaning shall be marked on tanks neatly with oil paint all as directed. Location : Tank No. 1, Tank No. 4, Tank No. 5

Description all as per item Ser No 11 above but for 40,000 gallons Location : Tank No. 2,3

Description all as per item Ser No 11 above but underground sump of capacity 40, 000 gallons Location : Upper Pump House

Description all as per item Ser No 11 above but underground sump of capacity 30, 000 gallons Location : Upper Pump House

Taking out old unserviceable GI tubing with all fittings from trenches, walls, floors etc of following sizes including necessary excavation & earth work as required complete all as specified and directed :-

150 mm dia bore

M & L for GI pipe medium grade with all fittings laid in trenches/wall/floor having medium grade ISI Marked of size 150 mm bore with all fittings (flanges with nut bolts ,Tee,Elbows etc),welding work including cutting of pipe of required size and connection as required at site for complete connection all as specified and as directed.

M&L for lead wool joints for spigot and socket pipes and fittings with all jointing materials like spun yarn etc all as specified and directed for the following sizes:-

150 mm bore.

100 mm bore.

80 mm bore.

M&L for run lead joints for spigot and socket pipes and fittings with all jointing materials like spun yarn etc all as specified and directed for the following sizes:-

150 mm bore.

100 mm bore.

80 mm bore.

M&L for brick masonry valve pit internal size 1200mm x 1200mm x 1200mm with one brick thick wall using sub class ‘B’ brick in cement mortar 1:6 over 20cm thick PCC plate form with 15cm off sets on every side of PCC (1:3:6) type C-1 including plastering of internal surfaces and exposed surfaces with 15mm thick plastering in cement mortar 1:4 and 50mm thick RCC cover (in two equal parts 1:2:4 type B-1 with 10mm dia TMT bars at 10cm interval on both side including necessary form work with 150mm dia hole in the center complete all as specified and as directed.

Description all as per ser item No19 here-in-before but of size 1000mm x 1000mm x 1000 -ditto-

Description all as per ser item No 19 here-in-before but of size 600mm x 600mm x 600m -ditto-

S&F in replacement of old unsv CI Sluice valve with flanged ends of size 150 mm dia complete with gun metal or stainless steel spindle and cast iron hand wheel including rubber / fiber board gasket,nuts, washer etc including taking down old/ unservicable Sluice valve complete all as specified and as directed.

Description all as per item Ser No 22 but for 100mm dia

Description all as per item Ser No 22 but for 80mm dia

S&F in replacement of old unsv CI Foot valve of size 150 mm dia complete including rubber / fiber board ,gasket,nuts, washer etc including taking down old/ unserviceable Foot valve complete all as specified and as directed.

Cutting of existing cast iron/ MS/ GI pipe and reducing the length upto required level for insertion of new tee, branch connection or any other means etc.upto 150mm dia complete all as specified and as directed.

M&L for taking out and dismantling the 150mm dia bore sluice valves in various locations and reconditioning,refacing and regrindind the sluice valve by replacing SS spindle, spindle nuts with brass ring, gland bush , nuts,gasket,bonnet and disc or as requires at site complete all as specified and as directed.

M&L for taking out and dismantling the 300 mm dia bore sluice valves in various locations and reconditioning,refacing and regrindind the sluice valve by replacing SS spindle, spindle nuts with brass ring, gland bush , nuts,gasket,bonnet and disc or as requires at site complete all as specified and as directed.

M&L for taking out and dismantling the 100 mm dia bore sluice valves in various locations and reconditioning,refacing and regrindind the sluice valve by replacing SS spindle, spindle nuts with brass ring, gland bush , nuts,gasket,bonnet and disc or as requires at site complete all as specified and as directed.

M&L for taking out and dismantling the 80 mm dia bore sluice valves in various locations and reconditioning,refacing and regrindind the sluice valve by replacing SS spindle, spindle nuts with brass ring, gland bush , nuts,gasket,bonnet and disc or as requires at site complete all as specified and directed.

M&L for gland packing Repacking stuffing box of sluice valve spindle including taking apart and reassembling in leaking Sluice Valves of 80mm dia size Complete including replacing / tightening the existing bolts and nuts etc. complete all as directed.

Ma&L for gland packing Repacking stuffing box of sluice valve spindle including taking apart and reassembling in leaking Sluice Valves of 100 mm dia size Complete including replacing / tightening the existing bolts and nuts etc. complete all as directed.

M&L for gland packing Repacking stuffing box of sluice valve spindle including taking apart and reassembling in leaking Sluice Valves of 150mm dia size Complete including replacing / tightening the existing bolts and nuts etc. complete all as directed.

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