SPECIAL REPAIR/REPLACEMENT OF WATER SUPPLY DISTRIBUTION SYSTEM AND ASSOCIATED WORKS AT CERTAIN LOCATIONS AT AFS HAKIMPET UNDER GE (AF) HAKIMPET

Amount

Excavation in trenches not exceeding 1.5 m width and not exc 1.5 m in depth and getting out in hard/dense soil for removing/laying of pipe line complete all as specified and directed.

Excavating in Trenches, not exc. 1.50 mtr wide and exc. 1.50 mtr but not exc. 3.00 mtr in depth, for Foundation of Poles, etc. and getting out in hard /dense soil / rock , complete all as specified and as directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exc 25 cm in any type of soil complete all as specified and directed.

Removing excavated material (soils) n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and directed.

M & L for Fabrication of header made out of MS pipe 600 mm dia, 10 mm thick, 08 Mtr Long and welded on both sides with MS Plate 12 mm thick with and including provision for flanges for fixing of 06 Nos DI Flange pipe of size 200/300 mm dia (out let of Pumps) and for fixing to sluice valves 200/300 mm dia -06 Nos, and length of out let 200/300 mm dia MS flanged Pipe line not less than 0.5 Mtr to fixed with raising / distribution mains of CI/DI pipe line including necessary flanges, fixing of sluice valve of size 200/300 mm dia on main header.Provn of 2 nos Air release valves also be done on header. Header should be embeded on PCC blocks COMPLETE all as specified and as directed by Engr-in-charge. Note: (i) Cost of sluice valves/air release valves / NRV / pipes/PCC will be measured and paid separately. (ii) Header to be supplied in two pieces along with suitable lifting hook iii) The header having 06 inlet and 06 outlet of 150/200/300 mm dia with flange after partition .necessary arrangement for the same to be done along partition with flanged end by using sluice valves of 600 mm dia. iv) Necessary approval of drawing of Header to be taken from GE before placing order to the company

Rough Excavation n.exc 1.5 m deep and getting out HARD / DENSE soil complete all as specified and as directed.

M&Lfor shingle filling in floors or pavings of Gauge 40 to 63 mm, deposited, spread and levelled in layers not exc. 150mm thick, watered and rammed to a True Surface, complete all as specified and as directed.

M&L Cement Concrete 1:3:6 (40mm Graded Stone Aggregate) as in Foundation of Poles, Stays,as in sub base in flooring ,finished even etc etc. including Use and Waste of Formwork (if required), complete all as specified and as directed.

M&L Cement Concrete 1:2:4 (20mm Graded Stone Aggregate) as in Side Wall of Cable Duct,for flooring of pump house ., complete incuding necessary form work complete all as specified and as directed.

M&L Brick Work with Sub-Class ‘B’ Bricks (with Old Size Bricks), Straight or Curved on Plan exc. 6.0 METRE mean Radius, built in Cement Mortar 1:6, complete all as specified and as directed.

Hardcore of gauge n exc. 63mm, Broken stone n or boulders deposited, spread andevelled in layers n exc. 15cm thick, watered and rammed to a true surface complete all as specified and as directed.

Supply , fix and testing of 600mm dia bore Cast iron Sluice valves Rising type, confirming to IS : 14846-2000 ISI marked Class PN-1.0 with drilled flanged ends on both sides, Stainless steel spindle , Gun metal working parts with hand wheel , bolts and nuts, packing materials etc complete all as specified and as directed.

Taking up unserviceable/ defective CI/DI/MS water mains (including all fitting ) with spigot/ socketed / flanged ends including disconnecting pipes and fittings in any position complete all as specified and directed for the following sizes:-

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

250/300 mm Dia

Refixing of old CI/DI/MS Pipe and connection in new or old position including fittings with old/new bends, elbows, socket, nipple, tapers, and reducers etc as per site requirement and laid in trenches and necessary cutting / welding / any type of jointing etc and testing for leakages complete all as specified and directed for the following sizes:-

80 mm dia

100 mm dia

150 mm dia

200 mm dia

250/300 mm dia

Notes for item No 15.01 to 15.05 :- (a) Excavation and Earth work shall be measured and paid separately.

S&F ductile iron pressure pipes, class K9, centrifugally cast with spigot and socket ends as per following conforming to IS 8329/2000 with cement mortar lining inside the pipes with outside zinc coating suitable for push-on-joint (rubber gasket D jointing) in any length including DI specials as required at site confirming to IS 8329/2000 and all jointing materials and making good for disturbed surfaces of roads, path ways etc while laying the pipe line at site, site clearance for the route of pipe line, welding, cutting the existing CI/DI/MS pipe line of any size up to 400 mm dia for inserting branch connections etc complete all as specified and directed for the following sizes:- Notes:- (a) quoted rates inclusive of Lead Joints / D-Joints as required during laying of pipes. (b) The contractor is responsible for obtaining the approval from SCB /Police Department for Traffic Diversion and related works if required in consultation with the MES deparatment if required. (c) Contractor is responsible for repair/replacement of any damages to the existing structures, Under Ground HT/LT/OFC Cables etc during the course of execution.

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

300 mm dia

Notes for item No 16.01 to 16.05 :- (a) Excavation and Earth work shall be measured and paid separately.

Cutting existing CI /DI/MS pipe line for insertion of new tees, collars for branch connections complete all as specified and directed for the following sizes:- Note: CI /DI specials, Joints and Earth work shall be measured and paid sperately under relevant items of this schedule.

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

300 mm Dia

S&F CI /DI specials such as bends (any type, radius or angle) tapers any type (Straight, bend, increase, decrease or double socket etc) tee pieces, single 'Y' branch, double branch cross (all sockets, socket and spigots, collars, cap plugs etc up to 150 mm bore complete all as specified and directed.

All as per item No 18 above but for 200 mm bore to 300 mm bore.

Burning out lead joint in position for following sizes of CI/DI pipe, removing old lead complete all as specified and directed :-

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

300 mm Dia

M&L for run lead joint for CI pipe/DI pipe including spun yarn etc for spigot and socket pipes and fittiings complete all as specified and directed for the following bore of pipes:-

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

300 mm Dia

S&F in repairs cast iron detachable (D-Joints) heavy duty, ISI marked, split type with long collar, suitable rubber rings, bolts, nuts and washers etc suitable for MS/CI/DI/GI pipes of following sizes all as specified and as directed:- Notes:- (a) Excavation and Earth work shall be measured and paid separately. (b) CI/GI/MS pipe for insertion will be measured and paid separately under relevant item of this schedule. (c) Quoted rate is deemed to be inclusive of necessary T&P for cutting the pipe line, Pump sets for De-watering, JCB for Excavation (if required) etc and no extra payment shall be admissible on this account.

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

300 mm Dia

Taking down unserviceable Sluice valve any type of size 80 mm for replacement complete all as specified and directed.

Taking down unserviceable Sluice valve any type of size 100 mm for replacement complete all as specified and directed.

Taking down unserviceable Sluice valve any type of size 150 mm for replacement complete all as specified and directed.

Taking down unserviceable Sluice valve any type of size 200/300 mm for replacement complete all as specified and directed.

S&F , connecting and testing of Cast Iron sluice valves flanged ends stem of SS (AISI410) & Bronze (Gun Metal) working parts IS : 14846 both ends flanged with clamps and check nuts, operating wheel etc, rising type K506, class PN 1.6 including jointing materials connecting and testing complete all as specified and directed.

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

300 mm Dia

S&F, connecting and testing of Cast Iron non return (Reflux) valves flanged ends in swing type design IS-5312 part-I, K517, PN-1.6 both ends flanged etc including jointing materials of following sizes complete all as specified and directed.

80 mm Dia

150 mm Dia

200 mm Dia

S&F, connecting and testing of Cast Iron double orifice kinetic Air Valve ISI Marked IS : 14845 type DK in PN 1.6 flanged end K545 with all standard accessories and tested including replacement of nuts, bolts, washers, gaskets, packings etc complete all as per specified and directed.

100 mm Dia

Cutting the existing road straight by manual, depth not less than 0.75 meter and width as required for pipes up to 300 mm dia and vrefill the same with excavated soil up to 80 % road portion and 20 % shall be made with cement concrete 1:2:4 type B1 (using 20 mm graded stone aggregate complete all as specified and directed.

M&L for Construction of new PCC solid Masonry valve chamber of size 1200 X 1200 X 1200 mm (Internal dimensions) with PCC foundation 1:4:8 type D2 using 40 mm graded stone aggregate 150 mm thick 150 mm wide off sets around over 100 mm thick hard core , 200 mm thick PCC solid block walls built in CM 1:6, 50 mm thick PCC 1:2:4 Type B1 coping finished even and smooth, rendering 10 mm thick in cement mortar (1:6) finished even and smooth, with out using extra cement internally including top of floor including excavation earth work in hard/Dense soil 3 mm thick MS sheet cover fixed on 40 mm X 40 mm X 6 mm thick angle iron frame with hold fasts embedded in PCC coaping with locking arrangement, mild steel handle and painting to steel surfaces with two coats of synthetic enamel paint over one coat of primer including disposal of surplus soil to a distance not exceeding 50 m etc complete all as specified and directed.

Construction of valve chamber of size 900 x 900 mm (Internal size) 900 mm deep with 200mm thick PCC block masonary walls built in CM 1:6 over 100 mm thick foundation concrete in PCC 1:4:8 type D2, (Using 40 mm graded coarse aggregate) with 100 mm off set, 15mm thick complete internal plaster and external plaster up to a depth of 15 cm below GL in CM (1:6), 3 mm thick MS sheet cover, double door welded to 50 mm x 50 mm x 6mm MS angle frame fixed with hold fasts in PCC 1:2:4 type B1 coping 50 mm thick in PCC (1:2:4) type B-1, 20mm x 6mm flat iron hinges with locking arrangement including lock sixty five mm, brassd and keys(Godrej/Shell), MS handles and applying two coats of synthetic eanmel paint over a coat of red oxide zinc chrome primer to all steel surfaces including excavation & earth work in any type of soil /soft disintegrated rock and disposal of surplus soil to a distance not exceeding 50 Mtr complete all as specified and directed

M&L for replacement of cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including welding, bending cold or hot, drilling holes for hinged, in any shape or size as indicated for valve chamber top cover, 4 mm thick MS sheet cover fixed on 40 mm X 40 mm X 6 mm thick angle iron frame with locking arrangement, mild steel handle, and painting to steel surfaces with two coats of synthetic enamel paint over one coat of primer including disposal of surplus soil to a distance not exceeding 50 m etc complete all as specified and directed.

M&L for road crossing/drain crossing by adopting trench less tunneling work through specified pipe jacking method by erecting the equipment to true to the allignment and gradient by haidrolic pipe jacking technique complete including tunneling, excavation in any type of soils including hard rock, MS black tubing ERW welded , having outside dia of 314 mm and 7 mm thick ISI marked conforming to IS 3589 - 2001 with plain ends in any length including jointing materials suitable for supplying water and necessary conveyance charges of machinery and other required materials in co-ordination with the concerned authorites complete all as specified and as directed.

M&L for road crossing/drain crossing by adopting trench less tunneling work through specified pipe jacking method by erecting the equipment to true to the allignment and gradient by haidrolic pipe jacking technique complete including tunneling, excavation in any type of soils including hard rock, MS black tubing ERW welded , having outside dia of 212 mm and 6 mm thick ISI marked conforming to IS 3589 - 2001 with plain ends in any length including jointing materials suitable for supplying water and necessary conveyance charges of machinery and other required materials in co-ordination with the concerned authorites complete all as specified and as directed.

Supply and lay Pipes MS black ERW Steel including specials having nominal dia 100 mm of thickness 6.0 mm as per IS 3589 - 2001, Grade - 330 with plain ends and specials by welding, leak testing of line laid in trenches / floors/ walls /ducts complete all as specified and directed. Note: Quoted rate is inclusive of welding and cutting.

All as per Item above but for 150 mm dia

All as per Item above but for 80 mm dia

Supply and lay MS black tubing ERW welded , having outside dia of 212 mm and 6 mm thick ISI marked conforming to IS 3589 - 2001 with plain ends complete including connecting of MS pipes and specials by welding, leak testing of pipe line laid in trenches / floors / walls / ducts complete all as specified and as directed by the Engineer-in-charge. Note: Quoted rate is inclusive of welding and cutting.

Supply and lay MS black tubing ERW welded , having outside dia of 314 mm and 7 mm thick ISI marked conforming to IS 3589 - 2001 with plain ends complete including connecting of MS pipes and specials by welding, leak testing of pipe line laid in trenches / floors / walls / ducts complete all as specified and as directed by the Engineer-in-charge. Note: Quoted rate is inclusive of welding and cutting.

SN POWER TECH