Repair and Maintenance Infrastructure Assets in R-IV Division during 2025-26.

Taking out old damaged Honeycomb cooling pad by unscrewing frame and refixing new cooling pad with screws etc complete as per direction and entire satisfaction of engineer-in-charge .

Providing and fixing new cellulose honeycomb cooling pad of minimum thickness 4inch and flute height 7mm made up of high absorbent cellulose 100G/m2 in required length and width etc complete as per direction and entire satisfaction of engineer-in-charge

Providing and fixing 4 way fogger nozzle of netafim make of minimum 28lph capacity etc complete as as per direction and entire satisfaction of engineer-in-charge.

Repairing, cleaning, greasing oiling of Boom irrigation system including motor and panel repairing etc complete as as per direction and entire satisfaction of engineer-in-charge.

Providing and fixing Humidity and temperature sensor with 15m sensor wire etc complete as as per direction and entire satisfaction of engineer-in-charge .

Providing and fixing temperature controller. etc complete as as per direction and entire satisfaction of engineer-in-charge.

Providing and fixing LLDPE Pipe 16mm of Netaphin or approved make with GI wire etc complete as as per direction and entire satisfaction of engineer-in-charge.

Repairing, cleaning, greasing oiling of axial fans including repairing of motors, bearing, belt etc complete as as per direction and entire satisfaction of engineer-in-charge

Providing and fixing GI lower system of Axial fan etc complete as as per direction and entire satisfaction of engineer-in-charge.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, havingthermal stability for hot & cold water supply and all CPVC plain & brassthreaded fittings, including fixing the pipe with clamps at 1.00 m spacing.This includes jointing of pipes & fittings with one step CPVC solventcement and testing of joints complete as per direction of Engineer in Charge. Internal work - Exposed on wall 25 mm nominal dia Pipes metre

Providing and fixing PTMT extension nipple for water tank pipe, fittings of approved quality and colour. 25 mm nominal bore, weighing not less than 62 gms each

Providing and fixing 25mm cpvc ball valve of approved make ,quality, High or low pressure, with plastic floats complete as per direction of engineer-In-Charge

Providing and fixing 25mm CPVC Union including cutting, fixing, jointing of pipes & fittings with one step CPVC solvent and testing of joints complete as per direction of engineer-In-Charge

Providing and placing on terrace (at all floor levels) polyethylene water storage tank, IS : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank.

Providing and fixing Anodised aluminium (anodised transparent or dyed to required shade according to IS: 1868, Minimum anodic coating of grade AC 15) consisting of tee/ angle sections/channels , of approved make conforming to IS : 733 in frames of false ceiling/polyhouse/roof shade etc complete to hold UV sheet with necessary cadmium plated machine screws all complete as per approved architectural drawings and direction of the Engineer-in-charge

Providing and fixing aluminium hanging floor door stopper, ISI marked, anodised (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour and shade, with necessary screws etc. complete. Twin rubber stopper

Providing and fixing aluminium extruded section body tubular type universal hydraulic door closer (having brand logo with ISi, IS : 3564, embossed on the body, door weight upto 36 kg to 80 kg and door width from 701 mm to 1000 mm), with double speed adjustment with necessary accessories and screws etc. complete.

Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead.

Providing and laying Vitrified tiles in different sizes (thickness to bespecified by manufacturer), with water absorption less than 0.08 % andconforming to I.S. 15622, of approved make, in all colours & shade, inskirting, riser of steps, over 12 mm thick bed of cement mortar 1:3 (1cement: 3 coarse sand), jointing with grey cement slurry @ 3.3 kg/ sqmincluding grouting the joint with white cement & matching pigments etc.complete. Size of Tile 600x600 mm

Providing and fixing 6mm thick multiwall transparent polycarbonate UV sheet of approved make and size and as per existing UV sheet and as required etc complete as per directions and entire satisfaction of engineer -in-charge .

Providing SS304 Grade Stainless Steel Welded Wire Mesh of 3 mm of opening size 50 mm x 50 mm or other suitable size and fixing in the existing frame by welding including dismembring, grinding etc. complete as per the direction on Engineer-In-Charge.

Providing and fixing rollable green roof net of 80 GSM in required size etc complete as per the direction on Engineer-In-Charge.

Rewinding and repairing upto 2Hp single phase monoblock pump set of make Kirloskar/ Crompton or equivalent with required size copper wiring including replacement of bearing, dismanling and refixing ,cartage etc complete as per direction, instruction and entire satisfaction of Engineer-in-charge.

Providing and placing unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i)Single socketed pipes. 110 mm diameter for draining water etc complete as per direction and entire satisfaction of engineer in charge.

Constructing brick masonry road gully chamber 50x45x60 cm with bricks in cement mortar 1:4 (1 cement : 4 coarse sand) including 500x450 mm pre-cast R.C.C. horizontal grating with frame complete as per standard design :With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Excavating trenches by mechinical / manual means of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, for all depth, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :1:5:10 (1 cement : 5 manufactured sand derived from Recycled Concrete Aggregate (RCA) : 10 graded stone aggregate 20 mm nominal size Recycled Aggregate (RA)

Laying old cement cocrete interlocking paver blocks of any design/ shapelaid in required line, level, curvature, colour and pattern over and including50 mm thick compacted bed of coarse sand, filling the joints with fine sandetc. all complete as per the direction of Engineer-in-charge. (Old CC paverblocks shall be supplied by the department free of cost).

Running, operation of drip, mist irrigation system provided at High Tech Nursery at various locations in NDMC including cleaning of foggers, cooling pad, filters, greasing ,oiling of pump, motors, axial fan belt repair/rewinding ,control panel repair to run nursery smoothly etc complete as per instructions, directions and entire satisfaction of Engineer-in-Charge.