Thondamuthur TP - MLA CDS - Sump

Amount

Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by departmental officers A) Hard stiff clay black cotton, hard red earth, shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B

First Depth of 2m ( 3.143 x 5.80 x5.80)/4

b) Second Depth (3.14 x 5.80 x5.80)/4 (SDR)

c) Pipeline

Collection supply and filling of good M sand filling approved quarry including cost and Conveyance of all materials to site and all labor charges for filling etc., Complete.

Cement concrete 1:4:8 mix ( One cement, four sand and eight aggregates) using 40mm BSS HBG for leveling course including the cost of mixing, curing etc., complete as directed by officers.

Providing and laying in position Standardised Concrete Mix M-30 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 400Kg/ cum and maximum water cement ratio of 0.45 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone sand (M- Sand) but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS standards.

For items 1.5m to 4.5m below GL

0 to 1.5m below G.L.

Supplying and erecting steel centering for sides and soffits including necessary supports and shuttering to the required height for RCC items using MS angles of size 25mm×25mm×3mm of boarding, laid oversilver oak joints of size 10cm × 6.5cm speced as 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced at 75cm centre to centre complying with standard specifications etc., completed and as directed by officers.

Below G.L. (Plane surface)

For footing & Brace (Curved surface)

Painting two coats with approved cement paint over one coat of priming coat over cement plastered exposed surface of the Reservoir including cleaning, preparing the surface and curing etc., complete and as directed by officers.

Supplying fabricating and placing in position of TMT steel rods for reinforcement including the cost of steel and binding wire etc., complete and as directed by officers.

Provision for pipe connection arrangements for lnlet, outlrt, scour and overflow etc., including cost of pipes, specials, valve, labour charge for lifting, aligning, cutting, threading, fixing and painting of GI pipes with two coats of approved quality enamel paint etc., complete as detailed below.80mm Φ GI pipes

Supply and delivery of Open well Submersible pump set conforming to IS 14220 /2002 and as amended thereafter and BEE 3 Star Rated capable of discharging the following duties due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze mixed type impeller, CI FG 200 grade casing and brass screws and rotor shall be of copper rod as per IS 613/1984 with ISI mark. The pump suitable for installation in sump with 1.1KV grade 3 core suitable copper flat submersible cable to a length of 15m with necessary cable joints. The non-return valve located at the top of the pump in the discharge outlet connection is to be designed with minimum friction. The pump should be directly coupled to 2880 RPM, three phase, 50 Hz (±5), 415V+6% & 415V-15% squirrel cage induction motor suitable for DOL upto 5 HP , Fully Automatic Air break Star Delta up to 20 HP and Auto Transformer starter for above 20 HP starting and for continuous operation.(350LPM x 50m head)

Supply of 110mm Pvc pipes ISI as per specifications etc complete (6kg/cm2)

Supply of 90mm Pvc pipes ISI as per specifications etc complete (6kg/cm2)

Lowering 90mm PVC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste.

Refilling the foundation with excavated earth including consolidation and cost and conveyance of all other labour and material charges to site etc., complete.as directed by the officers.

Labour charges for the erection of submersible pumpset in borewell/openwell including fixing and jointing submersible cable with proper clamps upto the starter to required depth and also fixing of riser pipes to the required depth valves erection clamps, pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPICN switches starter, Voltmeter, Ammeter, three pilot (indicating) lamps capacitor single phasing preventor, water level guard and laying and jointing the cables and twin earthing as per IE rules etc., complete and testing the pumpset and trail run for 10 days. (7.5HP)

Supply and delivery of MS Kiosk of size 0.75m x 0.45m x 0.75m made up of MS angle of size 50mm x 50mmx 4mm alround covered with 16 gauge MS sheet and kiosk door made up of MS plates of size 25 mm x 3 mm including cutting, welding, grinding, locking arrangements and labour charges etc.,

Supply and delivery of PVC INSULATED AND SHEATHED 3 CORE 4 sqmm FLAT TYPE Supply of COPPER CABLE CONFORMING TO IS 694/1990.

Supply and delivery of 63A TPN Metal clads Switch with rewireable fuse units including cost and conveyance of all other labour and material charges to site etc., complete.

Supply and run of 4 of 4 sq.mm. (56 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V grade on 7 / 20 GI bearer wire for service connection mains.(SD 67)

Supply and run of 4 of 4 sq.mm. (56/0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in 25mm dia GI pipe (Class 'B') bent at both ends with necessary angle iron up right and end supports for mains(SD 72)

Supply and delivery of following sizes of Manhole Covers / Frames to stores on as per IS 12592:2002 to its latest revision with reinforcement details for covers and frames.(0.60X0.60M).

Supply and fixing of 80mm GM Gate Valves including cost and conveyance of all other labour and material charges to site etc., complete.

Labour charges for Painting Scheme Emblem in accordance with the size and specifications as approved by the departmental officers on the Service Reservoirs including cost of all consumables, one coat of base paint, scaffolding charges including painting Scheme Logo on the Service Reservoirs.

KUMARASAMY.T.M (BID ID -1131046)