Civil & Construction Works Tenders

OD175223/2025-2026:1. Pump Design, supply, erection, testing, and commissioning of open well submersible pump sets from a KWA pre-qualified, reputed make. The pump shall be equipped with a bronze impeller, stainless steel (SS) shaft, and cast iron (CI) pump casing. It shall be mounted on a suitable base plate with coupling, coupling guard, bolts, nuts, and an FCMA starter, complete in all respects. ? Discharge: 6 LPS ? Total Head: 30 meters 2. Motor Supply, erection, testing, and commissioning of a KWA pre-qualified, reputed make vertical solid shaft foot-mounted induction motor, suitable for operating the above pump. The motor shall operate on a 3-phase, 50 Hz AC supply, with a working voltage of 415 V and duty cycle S1. It shall conform to EEF1/IS 325 standards and include the provision of a suitable foundation. A solid coupling shall be used to connect the pump and motor. 3. Starter Supply, erection, testing, and commissioning of a suitably rated, fully automatic star-delta starter with air brake contactor. The starter shall be suitable for the above motor and shall include: ? Over-voltage and under-voltage protection ? Single-phase preventer ? Overload protection ? Phase unbalance protection ? Motor protection relay All protections shall conform to IE rules and standard codes of practice. 4. Control Panel Supply, erection, testing, and commissioning of a cubical-type, wall-mounted, MS-fabricated, dust- and vermin-proof control panel. The panel shall include: ? 1 No. 100A, 35kA MCCB (Incomer) ? 2 Nos. 63A, 35kA MCCBs (Outgoing) ? Appropriately sized aluminum bus bars for interconnection ? 3 Nos. indicator lamps ? 1 No. voltmeter with selector switch ? 1 No. ammeter with selector switch The panel shall be equipped with a common earthing bus connected to all MCCBs in compliance with IE standards. It shall be mounted on a common base frame on a suitable foundation. 5. Cabling Supply, laying, testing, and commissioning of suitable size copper cables from the control panel to the starter and from the starter to the motor, considering energy efficiency and system load requirements. 6. Earthing Supply of all materials and provision of double earthing for the motor, starter, and panel board. Earthing shall be done using suitable pipe/plate-type earthing and GI/copper strips buried in the ground, strictly conforming to IE standards. 7. Capacitor Supply, erection, testing, and commissioning of an ultra-heavy-duty APP capacitor for power factor correction. The capacitor shall ensure a power factor above 0.95 and comply with IS 28348 standards. 8. Valves Supply of high-quality, heavy-duty, ISI-marked PN 1.6 CI double-flanged sluice and non-return valves of suitable size. Installation shall include RCC support, especially for the non-return valves. 9. Pressure Gauge Supply and installation of a suitable pressure gauge with control valve. 10. Suction and Delivery Pipe Connections Supply and fitting of suitable size, high-quality GI/MS pipe with a shell thickness of not less than 8 mm for a total length of 15 meters. The pipe shall be compatible with the pump set and include all necessary flanges, nuts, bolts, IR sheets, etc., for proper connection to both suction and delivery sides. Scope includes: ? Connection of suction pipe and valves ? Delivery pipe with valves and specials for connection to the pumping main ? Civil works including: o Foundation with bolts in CC 1:1.5:3 using 20 mm metal o Plastering o Provision of cement and steel o All incidental works for satisfactory completion 11. Documentation and Power Allocation Preparation of all necessary documents and submission to KSEB through a licensed electrician for obtaining power allocation to operate the pump sets. This includes all expenses related to document preparation and submission, excluding KSEB's power allocation charges. 12. Erection and Trial Run Erection of the motor and pump on suitable cement concrete/MS foundations with MS base plates and copper strips, as per relevant IS standards and IE rules. The system shall be commissioned with a trial run ensuring no interruption to the existing pumping arrangements. 13. Warranty A comprehensive warranty of five (5) years shall be provided for the pump set, motor, and associated components. "Although the initial design has been prepared by this office, the contractor is advised to review and, if necessary, redesign the system and obtain approval from the competent authorities before execution."

Construction of Toilet Block (CT) at Bansberia Football Ground Beside Pratap Sangha Club in Ward No-06 under Bansberia Municipality. (Model No-F Civil Work ) Toilet seats-2 nos and Urinal- 3 nos.