ATTENDING WATER LEAKAGE FROM VARIOUS PUMPS, SHAFTS AND VALVES ETC., OVERHAULING AND REPLACEMENT OF DELUGE VALVE GASKETS, REPAIRING OF FOOT VALVES, NRVS ETC. ALONGWITH OTHER ASSOCIATED WORKS

Amount

Following works are to be Carried out for the Work of Attending Water Leakage from various Pumps, Shafts & Valves etc., Overhauling & Replacement of Deluge Valves, repairing of Foot Valves etc. alongwith other associated works for successful operation of Mulsifire System in Auto Mode with all cost of Men, Materials, Misc Consumables, Normal & Special T&Ps etc. required for Satisfactory Completion of work, as per Technical Specification & direction of the J.E(M) / A.E(M) as per details below :

Servicing & Overhauling of existing various water Pumps installed in the Pump Room having water leakages from main shaft and other places, the work includes change of gland and installation of new water seal as per specification.

200HP Electric Motor Driving main water pumps with end section type having capacity of 210 cubic per hrs. Installation of water gland plate and seal and two coat of paint.

15HP Electric Motor Jockey Pump with 11 Meter Cubic pump capacity with replacement of Star Coupling, Gland Plate etc. with 2 coat of Painting.

Cleaning of Mulsifier Water Storage Tank (Size 8 Meter x 9 Meter x 5 Meter) having Algae / Biological growth on its wall & floor and Mud inside the Tank with procedure involves cleaning wall floor and applying specialized anti-algae/biological primer with top coat finish of water proofing paint (Liquid membranes epoxy coating technique) to prevent and retard the biological/algae growth in future.

Complete servicing of Air Compressor including changing of Compressor Oil, Air Filter, Fan Belt etc. and other associated work related to complete the job satisfactory and also check the electrical circuit for auto function.

Repairing of existing Foot Valves along with replacement of flapper and cleaning of strainer along with dismantling and reinstalling foot valves of various sizes as per details given below.

Repairing of existing Non return Valves, Servicing of flapper, Cleaning of Strainer along with dismantling and reinstalling of NRVs of various size as per details given below :

Repairing of existing Gate Valves, Servicing of flapper, Cleaning of Glands socket along with dismantling and reinstalling of Gate Valve of various size as per details given below.

Repairing of fire hydrant points including Butterfly Valve / Gate Valve with replacement of flapper and cleaning of Glands socket along with dismantling of reinstalling of Gate Valve of various sizes.

Overhauling and Servicing of quick operating Flood Deluge Valve of SD make 150NB along with installation and commissioning as per maximum working pressure 10 Kg/cm2 .

Painting of the Mulsifier Water / Air Pipe Line in the switchyard of various sizes with two coats of Post Office Red Colour Enamel Paint on Water Pipe Line, Black Colour Enamel Paint on Support and Firozi Colour Enamel Paint on Air Detection Line as per details given below :

25 NB Air Pipe Line

Painting of fire hydrant point with two coats of post office colour enamel paint.

Painting of fire hydrant hose box two coats of post office colour enamel paint.

Repairing and Overhauling of Air Compressor Panel, Replacement of damaged MCBs, Contractors, Over Load Relay and repairing of wring in proper dressing etc.

Replacement of malfunctioned / Worn out Pressure Switches with Supply, Installation Testing & Commissioning of new fixed differential switch (Danfoss / Indfoss make) type Pressure Switch Range (1-10 Kg/cm2)

Providing and Installation of Reinforced Rubber Lined Fire Hose Pipe of Size 63mm x 30 Meter (As per IS-636) with SS Male and Female coupling for quick assembling with existing Branch Pipe and 63mm Fire Hydrant Landing Valves.

Replacement of malfunctioned / Old Pressure Gauge with new Pressure Gauge as per IS specification (IS code 3624), Accuracy + 5%.

Replacement of discolored worn out Quartz Old Bulb Detectors with new Supply, Installation & Commissioning of Quartzite Bulb Detectors (QBD) on existing Transformer of HD Fire Protect Pvt. Ltd. make, UL Listed, Temperature Rating - 79 0C (175 0F), K-Factor - 5.6 US (80 Metric), Finish – Chrome Plated.

Supply & installation & commissioning of high velocity water spray nozzles of HD Fire Protect Pvt. Ltd. make, UL Listed, K-Factor – 18 US (1.26 Metric), Flow Capacity 3.5 Kg/cm2, Spray Angle 800 with Copper Strainer, Finish – Nickel Chrome Plated.

Miscellaneous work and item like Dismantling Air Pipe Line and to attend Leakage / Blockage etc., Alarm Gong, Brass Globe Valves, Back Pressure Valve, Priming Water Tank etc. and other works not included in above work that may be necessary for successful Completion of work and to put above Mulsifire System in Auto Mode.

Perfect Power Transformer Associates

Gupta Elect and Engg Works