Annual Repair and maintenance works in all the depots under DO Bikaner for FY 2026-27

Tightening of Self drilling / Self tapping Screws in GI Profile sheet roofing including fixing of missing Screws, arresting roof leakage by providing GI washers/EPDM seal and filling the gap by providing weather silicon sealant over Self drilling / Self tapping Screws including providing safety measures for the labourers to work at higher elevation viz., ropes etc., insurance coverage for labourers and hiring of required T&P etc complete.

Providing and fixing radial exhaust turbo ventilator (extraction capacity of minimum 100 cft per minute air circulated fan of 22" throat dia wind ventilator with FRP base plate) including cost of fixing turbo/ wind ventilators on new 0.510mm thick pre-coated GI profile sheet roofing on godown roof including cost of transportation of all materials, tools and plants, fixtures/fastenings, labour insurance safet measures etc., and as directed by the Engineer-in-charge inlcuding guarantee for turbo ventilator of minimum 3 years and performance warranty etc., complete.

Servicing and repairing of rolling shutters including removing and refixing of top cover adjusting dislocated laths and leveling the shafts if any cleaning the springs side guide with kerosene oil lightening/loosening the spring applying grease (luberox cup grease II or equivalent) on spring side guiders and making the shutter for easy pull and push operations etc., complete.

Providing and fixing rolling shutter springs of 27.5 cm long wire spring grade no.2 for rolling shutters including labour charges etc. complete as directed by Engineer-in-charge.

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead : Of area beyond 3 sq. metres

Supplying and fixing rolling shutters of approved make, made of required size M.S. laths,interlocked together through their entire length and jointed together at the end by end locks, mounted on specially designed pipe shaft with brackets, side guides and arrangements for inside and outside locking with push and pull operation complete, including the cost of providing and fixing necessary 27.5 cm long wire springs manufactured from high tensile steel wire of adequate strength conforming to IS: 4454 - part 1 and M.S. top cover of required thickness for rolling shutters. 80x1.20 mm M.S. laths with 1.20 mm thick top cover

Supplying and fixing at site rolling shutter made of 80x1.20mm machine rolled lathes/ bottom plates arrangement for inside and outside locking with push and pull operation etc.complete of required thickness etc. for rolling shutters

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineer-in-Charge. With cement mortar 1:4 (1 cement : 4 coarse sand)

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge Nominal concrete 1:4:8 or leaner mix (i/c equivalent design mix)

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 (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)