Tiruppur Corporation_Z3_ Providing Repair and Maintenance work and Water Supply Arrangements to the Cheran Nagar Elementary School in Ward No.48.

Amount

Dismantling the existing AC sheet roofing without roof timbers including removing the debris from the site and stacking useful material at work site for reuse etc., complete complying with standard specification.

Earthwork excavation for foundation in all soils and sub soils except in hard rock requiring blasting and depositing on bank with initial lead of 10m and initial lift of 2m inclusive of shoring, shuttering, bailing out water wherever necessary, refilling the foundation with excavated earth other than sandy soil in layers of not more than 150mm thick layers well rammed and depositing the surplus earth within the compound in place shown by the departmental officers and clearing and levelling the site etc,. complete.

Plain Cement concrete 1:4:8 [one cement, four M-sand and eight course aggregates] using 40mm size Hard Broken/Machine crushed Granite Stone Jelly including dewatering if found necessary and laid in layers of not more than 15cm thick and compacted etc., complete complying with standard specification.

Brick work In CM 1:5 mix using best Second Class Table Moulded Chamber Burnt Bricks 9"x4½"x3" having 350 kg/cm² compressive strength and 15% or less water absorbent in the period of 24hours immersement and confirming to ISI specifications including finishing, curing etc., complete complying with standard specification.

Plastering with cement mortar 1:3 mix (one cement three P-sand), 12mm thick in all floors using clean screened M-Sand and including cost of curing for fifteen days from the completion of the work and surface should free from undulations and including the cost of preparing the surface for plastering and protecting from other damages till setting of mortar etc., complete complying with standard specification.

Supplying and erecting centering for soffits of plane surfaces like RCC Slabs, Lintels, Sunshades, Square Columns, Staircase waists, Beams etc., including strutting 3m high using mild steel sheets of size 90cm x 60cm and BG 10 stiffened with M.S angles of size 25mm x 25mm x 3mm laid over silver Oak (C.W) joists of size 10cm x 6.5cm (spaced at about 90cm c/c) and supported by casurina props of 10cm to 13cm dia (spaced of 75cm c/c) etc., complete complying with standard specification.

Supplying, fabricating and placing in position of Steel Reinforcement using Mild Steel or Ribbed Tor steel bars for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors etc., complete complying with standard specification.

Providing and laying in position standardised concrete mix M-20 Grade in accordance with IS 456-2000 using 20mm and down graded hard broken jelly for all RCC items of works with minimum cement content of 3250kg/10cum and maximum water cement ratio of 0.50 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without impairing strength and durability with about (5.0cum) 7730kg of 20mm machine crushed stone jelly and with about (3.30cm) 5156kg of 10-12mm machine crushed stone jelly and with about (4.79cum) 7760kg of 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 directed by the departmental officers. The Coarse and fine aggregates to be used should comply with the requirements of IS standards.

Supplying and fixing in position of C.I Manhole cover (heavy duty with frame) of size 60cm x 60cm with best approved quality etc., complete as per standard specification.

Supply and delivery of 50mm (1½") PVC 6KSC Pipes with IS specification etc., complete.

Supply and delivery of 1.0HP (50LPM x 25m) 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.

Supply and delivery of 1.0HP direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/single Phase/50HZ(± 5%) and 230 V(±10%) including Ammeter, Voltmeter, Thermal Overload relay, 16 Amps 2 pole Magnetic Contactor with under Voltage protection, Indication lamp, starting capacitor, running capacitor and On/Off Push button switches, 5 way connector, wiring with 1 sq. mm/1.5 sq. mm copper PVC insulated cable, powder coated vermin proof box including the capacitor (the cost of capacitor is to be taken separately).

Supply and delivery of the following size of PVC Specials with IS specification etc., complete.

50mm (1½") PVC Coupler

50mm (1½") PVC Equal Tee

50mm (1½") PVC Elbow

50mm (1½") PVC MTA

PVC Adhesive (Solution)

Labour charges for the erection of 1.0HP 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.

Supply of PVC insulated and sheathed 2.5 Sq.mm 3 core flat type copper cable conforming to IS 694 / 1990 etc., complete

Supplying, fabricating, erecting structural steel work for roofing welded or bolted type using MS channels, angles, plates and round bars etc., conforming to IS specification including primer coating and enamel painting as per design given by the departmental officers etc., complete as per standard specification.

Roofing with Galvanised Corrugated Iron Sheet of 0.8mm thickness (22 Gauge) using 20mm x 6mm G.I bolts and nuts and limpet washers, hook bolts and nuts (of size required) and washers or screws, wooden battens, 50mm x 6mm iron wind ties and white lead etc., complete as per standard specification.

Supply and fixing of 1200mm (48") sweep AC ceiling fan complete ( Higher end) with 2 module 100W fan step regulator (Higher end) with 1 metre down rod with fan clamp with side plates and cross arm of size 450mm (18").

Supply and fixing of 18W 4 Feet LED Fitting with LED, necessary Clamps, Screws etc., complete.

Providing and laying of 63mm thick Rubber Moulded Hydraulic Pressed Paver Block in uniform shape of approved make to be laid in flurring bond pattern with 150mm thick quarry rubbish cushion below the uniform shape of approved non-skitting surface in the top and the rates including levelling the base, preparation of pavers as sub base, quarry rubbish cushion 150mm thick, laying out of pavement, cut the pieces to fix the edge, vibring the pavers, sweeping, transporting, loading and unloading etc., complete complying with standard specification.

Add GST @ 18%

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