Work regarding the construction of a pumping station and the laying of a pipeline for the mechanical outlet system of the STP (Govindpuram) located in Pocket-F of the Madhuban-Bapudham Scheme.

MECHANICAL WORK : Inline Centrifugal Booster Pump : Supplying, installation, testing and commissioning of horizontal, centrifugal Non-Clog pumps incorporating C.I. casing and frame, Carbon steel shaft, C.I. impeller, TEFC induction motor IE-2 directly coupled to the pump, IP55 protection, C.I. body, hydraulically and dynamically balanced to give vibration free operation, with gland packing arrangement, fixed on a base plate complete with all accessories i.e. NRVs, Butterfly Valves, pressure gauge, 6 nos (5 working and 1 standby). The rate will include electrical panel with starters and all elelectrical switchgear with ail protections etc, cyclic operation as supplied by the manufacturers with level controller float switch in raw water tank to prevent dry run of pump and level float switch in treated water tank to cut out the operation in case of tank got full. Flow: 470-500 m3/hr Head: 15-13.5 meter Quantity: 6 nos.Motor : 40 HP

Electrical Panel with Automation: Supply, installation, testing and commissioning of following Water supply Electrical control panel with VFD/Soft Starter ,suitable for 415 V, 3 phase, 4 wires, 50 Hz power distribution system. The panel shall be free standing floor mounting sheet metal enclosed dust and vermin proof conforming to IP-42, compartmentalized design, fabricated out of 14 SWG sheet steel, painting, earthing numbering, danger plate as per specifications and drawings, flush front with Aluminium busbars current density (1Amp/Sq mm), separate earth bus bars to be provided throughout the length of the panel. The incoming and outgoing feeder breakers, fuses, indicating lamps etc shall be accommodated in a modular multitier arrangement. The panel shall be powder coated through 9 tank process. Adequate size cable alley shall be provided all round the panel and in the back for each cable bending and termination. The outgoing feeders inside the panel shall be connected through solid bus bars. Flexible cable links are not acceptable. Bus bars shall be provided with heat shrinkable sleeves and shall be colour coded. The panels shall be suitable for cable entry from top. The panels shall be fabricated after the approval of fabrication drawings. Note: All wires and cables used shall be FRLS. 2 Nos. earthing terminals shall be provided for 3 phase, 415 V, 50 HZ supply system. M Lifting hooks shall also be provided in case of large panels. Cadmium plated hardware shall be used in fabrication of Panels.Starters shall be provided with MCCB, suitable for the specified Kw of motor of the pumps ,contectors, single phasing preventor, on-off Trip Indication Lamps, Start Stop Push Buttons, Auto Manual selector switch Ammeter with Suitable ratio CTs, Auxillary Contacts for Building Automation system and remote control, interlocking etc Incoming : One (1) No. 200A TPN 35KA MCCB with microprocessor overload and short circuit release load C. T. operated / Direct Digital voltmeter/Ampere Meter. 1 Set (3 Nos) of phase indication lamps with 2 Amp SP MCB.Electrolytic high conductivity aluminium three phase and neutral busbars rated at 500 amps having a maximum current density of 0.8 amp per sq mm suitable to with stand symmetrical fault level of 25 MVA at 415 volts. The neutral busbar is to be of 100% capacity.OUT GOING Suitable rating MPCB with Star Delta Starter for outgoing feeder of 40 HP. Each Compartment shall contain Auto/Manual Selector Switch and Indicating Lamp for ON/TRIP Status of Motor---6 Nos Each O/G feeder shall have ON -OFF Indication Lamp Complete set as mentioned above

Power and Control Cabling : Supply, laying, testing and commissioning of power and control cabling, as per Standard specification including end termination, cable tray, earthing etc as required.

Instrument: Supply, laying, testing and commissioning of all instrument to make the system complete in all respects. Flowmeter at outlet for measuring the total output-1 no. Pressure transmitter cum Indicator-1 no. Pressure gauge-6 nos.

MECHANICAL WORK (DSR): Providing and fixing heavy class MS pipes complete with all required MS fittings including cutting holes welding etc. complete in all respects 150 mm dia nominal bore

600 mm dia nominal bore

Providing , Jointing , Laying , testing and commissioning of PE 100 HDPE PN 10 pipe complete with all required fittings like Bend , Tee etc. fittings Complete in all respects . 600 mm dia nominal bore

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth, 1.5m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50m and lift up to 1.5m, disposed earth to be levelled and neatly dressed. All kinds of soil (DSr-2.6.1)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:4:8 (1 Cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size). (DSr-4.1.8)

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size) (DSr-5.1.2)