SPECIAL REPAIR TO WATER SUPPLY NETWORK IN RS COLABA, UNDER GE (NW) NAVY NAGAR, COLABA MUMBAI

Amount

Excavation in trenches not exceeding 1.5 mtr wide not exceeding 1.5 mtr in depth and getting out in soft/ loose soil complete all as specified and directed by Engineer-in-Charge.

Returning filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cms in any type of soil all as specified. Note : For item No 1.00 and 2.00 above rate deemed to be included for earth work and form work required as per site requirement & complete all as specified and directed by Engineer-in-Charge.

Removing excavated material exc 250m but n.exc 500m and depositing where directed complete all as specified and directed by Engineer-in-Charge.

Demolition of cement concrete (unreinforced) in ground floors and pavings n.exc 15 cm thickness (below or above ground level) and debris out side MD land complete all as specified and directed by Engineer-in-Charge.

Material and labour cement concrete 1:2:4, type B-2 (using 40 mm graded stone aggregate) as in support of CI pipes, foundation and hardstanding finishing even and fair without using extra cement complete all as specified and directed by Engineer-in-Charge.

Supply and fix in repairs DI pipes with spigot and socket centrifugally cast class `LA' in any length laid in trenches of following sizes complete all as specified and directed by Engineer-in-Charge.

200 mm bore

150 mm bore

100 mm bore

Taking down/Removing in old plasters, broken bricks, PCC , MS Chanel, MS Plate & debries inside the valve chamber in repair/maintenance of existing brick masonry valve chamber of size 1.2 x 1.2 x 1.2m (internal dimension) (above GL 0.30 mtr) , 15cm thick foundation using PCC 1:4:8 type D-2 over 15cm thick hardcore of broken stone, 23cm thick brick walls built in cement and sand mortar 1:4, 15mm thick internal and external plaster including top of floor in cement and sand mortar 1:3, 15mm thick, finished even and smooth, without using extra cement, 5 mm thick plate cover over complete chamber on 50mm x 50mm x 6mm MS angle frame embeded in PCC 1:2:4 type B-1coping, having rectangular, hinged, opening of size 150 x 100mm with locking arrangements ,hold fasts, etc, applying one coat of red oxide primer and two coats of synthetic enamel paint to all steel surfaces and earth work in any type of soil including disposal of debris outside MD land complete all as specified. Note :- Rates for removing of old plasters, broken stones/bricks, PCC of any type, earth work, M S Chanel, MS Plate e.t.c are deemed to be inclueded in the quoted rated complete all as specified and directed by Engineer-in-Charge.

Supply and Fixing in repair/replacement of steel water tubing, galvanised, Medium grade of following sizes with all fittings in shafts such as nipple, union, socket, elbow, bends, fixed to wall including necessary & capacity up to 15 th floor in high rise buildings in short piece/length, including breaking the existing brick wall for replacement of corroded GI pipe in/on wall and making good the disturbed surfaces complete all as specified and directed by Engineer-in-charge.Note (1)Work to be carried out in high rise buildings plain wall or in shafts or in terraces or inside the flats for cutting the existing GI pipe line and replace the same with new GI pipe in short piece of full length complete all as specified and directed by Engineer-in-Charge.

80 mm dia

50 mm dia

25 mm Dia

Supply and fix in repairs in existing line, gun metal gate valve of following sizes with iron wheel head screwed both ends for iron pipe including fittings i.e. union, socket Nut, Bolts, Welding works all as specified and directed by Engineer-in-Charge.

80 mm dia

50 mm dia

Taking up/down of direct/ Indirect mouted existing motorised valves of following size from existing line and refixing the same after cleaning/ servicing on the new pipe line and where directed including wiring/termination complete all as specified and directed by Engineer-in-Charge.

150 mm dia

100 mm dia

80 mm dia

50 mm dia

Supply, Installation Testing & Commissioning of Motor Actuated Butterfly Valve consisiting of Quarter turn single phase Actuator and Wafer type butterfly valve of size 150 mm dia with appropriate bracket/mounting arrangement including two nos. limit switches for open and closed condition and splash proof enclosure including taking down old one SpecificationSupply and fixing features Input Voltage: 230 V, A.C. Designed line pressure: 10 kg/sq cm. Operating Angle: 90 degrees Disc Material: CI with nylon coating Limit Switches : 02 Nos.For open and close status Mounting : Direct/indirect on valve

Supply, Installation Testing & Commissioning of Motor Actuated Butterfly Valve consisiting of Quarter turn single phase Actuator and Wafer type butterfly valve of size 100 mm dia with appropriate bracket/mounting arrangement including two nos. limit switches for open and closed condition and splash proof including taking down old one enclosure ncluding taking down old one Specification Supply and fixing features Input Voltage: 230 V, A.C. Designed line pressure: 10 kg/sq cm. Operating Angle: 90 degrees Disc Material: CI with nylon coating Limit Switches : 02 Nos.For open and close status Mounting : Direct/indirect on valve

Supply and fixing in repair sluice valves , cast iron body, flanged end drilled and non rising type Brass spindle with long body, class P N 1.6, of 200 mm dia conforming to IS 14846 of 2000 including flange joint with rubber or fiber board, bolts, nuts and wahers welding work complete including pumping out accumulated water complete all as specified and directed by Engieer-in-Charge.

Supply and fixing in repair Non return valve of 150 mm dia both end flanged PN 1.6 including nut, bolt, flanges, welding work et complete all as specified and directed by Engineer-in-Charge.

Supply and fixing in repair Non return valve of 100 mm dia both end flanged PN 1.6 including nut, bolt, flanges, welding work etc complete all as specified and directed by Engineer-in-Charge.

Supply and fixing on wall /laying in trenches 6 x 1.5 sqmm PVC sheathed and PVC insulated armed FRLS copper cable complete all as specified and directed by Engineer-in-Charge.

Supply and lay of High density polyethylene (HDPE) pipes of 90 mm of pressure rating 6 kgf/sqcm in trenches complete all as specified and directed by Engineer-in-Charge.

Material and labour for DI/ CI specials confirming to IS-1538, spigot/ socket or flanged fitting i.e bend, tee, collar, flanged/ socket/ spigot, tappers and tails pieces, nut, bolts, washers, welding works etc suitable for 100/150/200/mm bore pipes (joits and joining material shall be measured and paid separately)

Supply and fixing DI Pipes 300 mm class k9 with spigot and socket centrifugally cast class "LA" in any length laid in tenches of following sizes.

Shree Ayyappa Engineering