Repair and Chemical Descaling of Cooling towers 03 nos. 275 TR each of Flow tech Make Induced Draft of size 3 mtrs x 3 mtrs for Chiller plant of capacity 225 TR installed at the roof top of the Air Conditioning plant along with Strainers at Govt.

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Tender Inviting Authority: Executive Engineer, Mechanical & Hospital Division GMCH Jammu.

Name Of Work: Repair and Chemical Descaling of Cooling towers -03 nos. 275 TR each of Flow tech Make Induced Draft of size 3 mtrs x 3 mtrs for Chiller plant of capacity 225 TR installed at the roof top of the Air Conditioning plant along with Strainers at Govt. Super speciality Hospital Jammu...

MHDJ/e-NIT 11 of 2026-27 Dated: 20.04.2026 Due : 29.04.2026

Sl. No. Item Code / Make Quantity Units Estimated Rate Addition / Deduction Rate including GST to be quoted by the bidder Rs. P Currency Convertion against each Item Quoted Currency in INR / Other Currency Rebate on old parts in Percentage (%) if any Excise Duty VAT Freight Charges ( Unloading & Stacking) Any Other Taxes/Duties/Levies Other Taxes 2 IIIrd Party i.e DGS&D / RITES etc Inspection Charges @0.34%+Service Tax Less for Cenvat Credit,if any respect of Supplies Under full Excise Duty Category Net Cost of item Rs. P

1 De scaling of cooling tower 275 TR Flow tech Make Induced Draft of size 3 mtrs x 3 mtrs for Chiller plant of capacity 225 TR installed at the roof top of the Air Conditioning plant at Govt. Super speciality Hospital Jammu by way of dismantling of reinforced plastic sheet, cooling tower motors, fan assembly,Opening of header pipes and sub header pipes and nozzle , and descaling of sprinkler and nozzles with descaling chemical .The job includes descaling of eliminators and fins of the cooling tower with the help of descaling chemical .The job includes rotation of descaling chemical from complete cooling tower including each fin and eliminator again and again till scale from each fin and eliminator remove completly with the help of high pressure pump/motor and draining of descaling chemical after each cycle through drain pipe with minimumm 12 hours of descaling cycle.The job also includes checking the connection of motor and greasing of the same.The job includes assembling the cooling tower motors, header pipes and sub header pipes and nozzle , fan assembly, after descaling of the fins and elminators . The job also includes replacement of damaged header pipe, fins , nozzles. The Job also includes opening of side portion of cooling towers from the bottom of cooling tower and removal of the accumulated debris/scale in basin and distribution system by engaging manual labour .The manual labour move indide the basin of cooling tower and remove the accumlated debris and scale by using the steeel brush /patti.The debris and scale accumalated from the cooling tower disposed off from the roof at proper disposal point near by hospital .The job also includes adjustment of setting of fan blade angle for specified air flow and adjustment of butterfly valves /gate valves of cooling towers for proper flow of water.The job includes mechanical inspection of the fan, motor, gearbox, drive assembly, bearings, belts, and structural supports shall be performed, including lubrication and tightening of fasteners as required. Electrical and control systems, including starters, panels, and sensors, shall be inspected and tested for safe and efficient operation.After maintenance, the system shall be refilled with water, and a trial run conducted to verify proper water distribution, cooling efficiency, and overall operationThe Complete Job includes the cost of material,labour charges and all kinds of taxes thereof. job Excess(+) Full Conversion INR

2 Desacaling of Cooling Towers Basket strainer by way of removing the top cover of strainer by removing all the nut and bolts from the cover and dismantling the basket/mesh from the strainer -4 ft approx . The job includes wash the mesh with the descaling chemical and remain dip the mesh in descaling chemical for minimum 12 hours so that all the scale from the mesh become loose. The job then includes cleaning of mesh with the help of steel brush so that each pore of mesh become open.The job includes fitting back the mesh in strainer and assembilng of strainer top after providing the gasket.The Complete Job includes the cost of material,labour charges and all kinds of taxes thereof.Complete Job. job Excess(+) Full Conversion INR

3 Replacement of damaged strainer by way of removal of the existing damaged pipeline strainer from the chiller plant and supply, fabrication and installation of a new strainer of equivalent material, size, pressure rating, and flow capacity. The job includes dismantling the damaged strainer without causing damage to the adjoining piping, supports, valves, or equipment.The new strainer shall be precisely aligned with the existing piping network and securely connected using appropriate flanges, gaskets, bolts, or welding as required. All joints shall be torqued to ensure leak-proof integrity. After installation, the system shall be hydrostatically tested or operated under normal working conditions to verify flow rate, pressure drop, and functional performance of the strainer and downstream piping.The complete job includes cost of skilled labor, specialized tools, materials, and all kind of taxes. job Excess(+) Full Conversion INR

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