Tirupur City Municipal Corporation Desilting of openwell,Erection of Submersible pump Laying of distribution main Inlet and Outlet pipes in Sneha Nagar Openwell at Ward no 07

Amount

Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc. complete.

Supply and delivery of 5.00 HP Open well Submersible pump set (200 LPM x 50m Head) 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 direct online starter (5.00 HP) confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/Three Phase/50HZ(± 5%) and 415 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 of PVC insulated and sheathed 4.0 Sq.mm 3 core flat type copper cable conforming to IS 694 / 1990 etc., complete

Labour charges for the erection of 5.00 HP 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 and delivery of 90mm (3") HDPE Pipe PE 100 as per IS 4984/2016 specification etc., complete.

Supply and delivery of 63mm (2") 6 KSC PVC Pipe as per IS 4985 /2000 specification etc., complete.

Earth work excavation and depositing on bank with initial lead and lift as initial of 10 M and lift of 2 M in narrow trenches for laying of pipes for water supply works in Hard stiff clay, stiff black cotton, hard red earth shales, murram gravel, stoney earth and earth mixed with small size boulders and hard gravel soil including refilling the sides of foundation in layer of 15m thick watering ramming depositing the surplus earth in the premises as directed by the departmental officers etc., complete complying with standard specification.

Lowering of 63mm (2") PVC Pipe and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste.

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.

Supply and fixing 50mm thick Cuddapah Slab including cost, conveyance and labour charges etc., complete as per standard specification

Plastering with cement mortar 1:5 mix (one cement five 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.

White washing two coats with freshly burnt white shell lime in all floors including cost of lime, blue powder, fevicol type gum, brushes, scaffolding charges etc., complete complying with standard specification.

Supply and fixing of M.S Grills with Doors of required size suitable to site condition with one coat of red oxide with primer including all costs such as welding, grinding and fabrication charges, cost and conveyance of all materials to site etc., complete as per standard specification.

Supply and fixing of TNEB meter board suitable for 32A three phase service connection with 3 Nos. 32A fuse unit (500V) 32A neutral link and earth link (1" x 1/8" copper flat) on TW plank of size 600mm x 450mm x 19mm with supporting TW reepers of 1" thick an either side with painting with suitable bolt and nuts for fixing the TW plank on wall with earth connection and inter connection with 7/20 PVC insulated copper wire from EB meter to fuse unit. (sd 124)

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 73)

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 of 24" x 18" Wooden Meter Board (12mm thick) etc., Complete.

Supply of 32 Amps Porcelain fuse unit (500 V) etc., Complete.

Supply of 32 Amps TPN Metal clad switch with rewirable fuse units etc., complete.

Add GST @ 18%

NARPAVI ENGINEERING (BID ID -1108890)