REPAIR, MAINT AND REPLACEMENT AND CLEANING OF MS PIPES GI DUCTS AIR HANDLING UNITS AND VARIOUS FILTERS OF AC PLANTS AT VARIOUS LOCATIONS UNDER GE (U) BATHINDA AT BATHINDA MIL STN

Amount

M&L for dismantling of existing Air Handling Unit of any capacity , cleaning, servicing, overhauling to all component of AHU, with and including cleaning of heating & cooling coil with caustic soda solution, including welding / brazing wherever required to arrest leakages, cleaning of Pre-Micro Filters, replacing of vertical GI sheet supports, complete replacement of foam insulation of best quality using adhesive substance to avoid cold air leakages, fabrication of bottom GI tray of existing size with drain pane made out of 16 gauge thick GI Sheets duly painted with bituminous paint over interior surface of tray, re-assembling all the dismantled components to its original position using new nuts, bolts, washers and other packing materials etc, with and including testing, commissioning of Air handling Unit at optimum efficiency complete all as directed.

M&L for cleaning inside surface of Air supply return/exhaust ducts all grills, dampers & diffusers of HVAC system by using high power vacuum air compressor, robotic camera air hammer, special nozzle, air sweep with other required accessories giving/showing inspection of dust before and after cleaning of duct using colour video inspection all as directed by Engr-in-Charge. Note :- (a) The contractor shall make video recording of before and after cleaning and will submit for the purpose of payment. For the purpose of payment duct surface area only will be measured. (b) The contractor is responsible for any damage/breakage caused at the time of cleaning and the contractor will repair/replace the same without any extra cost to the Govt. (c) CD of cleaning process of duct shall be submitted by contractor before claiming of payment as an evidence.

Taking down old unserviceable air filter from AHU and S&F pre air filter of size 610 X 610 X 50mm HDPC of 5 micron complete all as specified and directed.

Taking down old unserviceable Pre air filter from AHU and S&F Hepa air filter of size 605 X 305 X 50mm HDPC of 5 micron 99.97% complete all as specified and directed.

Taking down old unserviceable Pre air filter from AHU and S&F Hepa air filter of size 305 X 305 X 50mm HDPC of 5 micron 99.97% complete all as specified and directed.

Taking down old unserviceable Pre air filter from AHU and S&F Hepa air filter of size 508 X 508 X 25mm HDPC of 5 micron 99.97% complete all as specified and directed.

Taking down old unserviceable Pre air filter from AHU and S&F Hepa air filter of size 610 X 508 X 25mm HDPC of 5 micron 99.97% complete all as specified and directed.

Taking down old unserviceable Pre air filter from AHU and S&F Hepa air filter of size 590 X 590 X 50mm HDPC of 5 micron 99.97% complete all as specified and directed.

Taking down old unserviceable Pre air filter from AHU and S&F Hepa air filter of size 590 X 368 X 50mm HDPC of 5 micron 99.97% complete all as specified and directed.

Taking down old unserviceable Pre air filter from AHU and S&F Hepa air filter of size 630 X 490 X 50mm HDPC of 5 micron 99.97% complete all as specified and directed.

Taking down old unserviceable Pre air filter from AHU and S&F Hepa air filter of size 465 X 400 X 12mm HDPC of 5 micron 99.97% complete all as specified and directed.

Taking down old unserviceable Bag air filter from AHU and S&F Hepa air filter of size 610 X 610 X 305mm HDPC of 5 micron 99.97% complete all as specified and directed.

Taking down old unserviceable Bag air filter from AHU and S&F Hepa air filter of size 610 X 305 X 305mm HDPC of 5 micron 99.97% complete all as specified and directed.

Taking down old unserviceable Bag air filter from AHU and S&F Hepa air filter of size 305 X 305 X 305mm HDPC of 5 micron 99.97% complete all as specified and directed.

Taking down old unserviceable Bag air filter from AHU and S&F Hepa air filter of size 610 X 610 X 300mm HDPC of 5 micron 99.97% complete all as specified and directed.

Disconnecting the water sensor from chiller unit and S&F water sensor as per sample for chiller unit.

Supply only, in replacement, of Single phase heating element capacity 03 KW, ISI marked of existing shape and size suitable for hot water generator and making electric connections and taking down old unserviceable heating elements, complete all as directed. Make : Daspass / Theata

All as per Ser item No. 17 here-in-before but of capacity 02 KW.

S&F in replacement Poly-F Plus PB classical Belts of size B-41. Make Fenner/Dunlop

All as per Ser item No. 19 here-in-before but of size B-42

All as per Ser item No. 19 here-in-before but of size B-56

All as per Ser item No. 19 here-in-before but of size B-62

All as per Ser item No. 19 here-in-before but of size B-66

All as per Ser item No. 19 here-in-before but of size B-69

All as per Ser item No. 19 here-in-before but of size B-70

All as per Ser item No. 19 here-in-before but of size B-77

All as per Ser item No. 19 here-in-before but of size B-83

All as per Ser item No. 19 here-in-before but of size B-102

All as per Ser item No. 19 here-in-before but of size B-107

All as per Ser item No. 19 here-in-before but of size B-117

All as per Ser item No. 19 here-in-before but of size A-26

All as per Ser item No. 19 here-in-before but of size A-28

All as per Ser item No. 19 here-in-before but of size A-31

All as per Ser item No. 19 here-in-before but of size A-38

All as per Ser item No. 19 here-in-before but of size A-51

All as per Ser item No. 19 here-in-before but of size A-53

M&L for dismantling of blower shaft of AHU of up to 10000 CFM capacity, by removing the belt and pulley, blower drum, and re-mentling the shaft and filling of metal at decayed portions including all welding, turning, polishing and other machine works required to make the shaft of required shape and size, as original, balancing the shaft and refitting in AHU including re-assembling the blower, pulley etc with and including replacement of new bearing of existing size, testing the AHU for satisfactory operation, complete all as directed.

All as per item No. 37 here-in-before but for AHU above 10000 CFM but upto and including 20000 CFM capacity.

M&L for applying one coat of synthetic enameled paint as desired colour over a coat of red oxide primer on steel/iron surfaces of pipes after preparing surfaces with help of emery paper etc removing rust, dust and old paints and making surfaces smooth for achieving better grip between surface and primer all as specified.

M&L for applying one coat of aluminium paint on steel/iron cable trays, Aquastic protection surfaces , aluminium pipe insulations etc after preparing surfaces with help of emery paper etc removing rust, dust and old paints and making surfaces smooth for achieving better grip between surface and primer all as specified.

S&F in replacement of temperature gauge bottom connected, direct mounted type, of temperature range of 0 - 100°C or 32 - 212°F, including necessary welding complete all as directed. Make : H Guru/Fiebig/Anergy/Emerald

S&F in replacement of Pressure gauge dial type range between 0 to 12 kg/cm2 with siphon assembly with on/off knob including necessary welding cutting all as per directed. Make : H Guru/Fiebig/Anergy/Emerald

S&F CI butterfly valve, ISI marked, PN - 1.6 pressure grade, having Nitrile/EPDM rubber lining, SS stem,CS/SS disc, lever operated type, of size 50 mm dia bore with hand wheel including all jointing material i.e, nuts, bolts, washers, packing materials etc, duly insulated and taking out of old unserviceable valve complete all as directed.

All as per item No.43 above but bore size of 80 mm.

All as per item No.43 above but bore size of 150 mm.

S&F 150 mm bore dia CI non return valve, ISI marked, PN- 1.6, conforming to IS 5312 Part -I, both ends flanged, heavy duty, including packing materials, nuts, bolts, washer etc and testing complete including taking out of old U/S non return valve all as directed. Body Cover CI IS : 210, Gr. FG260. Body Rings - Bronge : IS 318 Gr. LTB2. Hinge Pin-SS ASTM A276 Type 410. Flange Drilling - IS 1538, Table 4 & 6.

All as per item No.46 above but bore size of 200 mm.

M&L for 50 mm bore gate valve cast copper alloy screwed down high pressure with crutch handle, screwed both ends, for Iron pipe including taking out of old unserviceable gate valve complete all as directed.

All as per item No 48 here-in-above but size 40 mm bore.

All as per item No 48 here-in-above but size 32 mm bore.

All as per item No 48 here-in-above but size 25 mm bore.

All as per item No 48 here-in-above but size 20 mm bore.

M&L in replacement, of PVC fins Box suitable for cooling tower from 05 to 40 TR capacity, FRP induced draft type (Model : CM-12), complete all as directed. Make : Mihir/Paharpur

Sandeep Enterprises