S/R for N/R/B Govt. High School, Sector-38B, Chandigarh for the Financial Year 2026-2027

Making khurras 45x45 cm with average minimum thickness of 5 cm cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate of 20 mm nominal size) over P.V.C. sheet 1 m x1 m x 400 micron, finished with 12 mm cement plaster 1:3 (1 cement : 3 coarse sand) and a coat of neat cement, rounding the edges and making and finishing the outlet complete. (As per DSR 12.22)

Chequerred precast cement concrete tiles 22 mm thick in footpath & courtyard, jointed with neat cement slurry mixed with pigment to match the shade of tiles, including rubbing and cleaning etc. complete, on 20 mm thick bed of cement mortar 1:4 (1 cement: 4 coarse sand). Ordinary cement without any pigment. (As per DSR 11.20.4)

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved. (As per DSR 15.60)

P/F 110 mm internal dia PVC pipe as rain water pipe on walls of 6kg./sqm, pressure with Bend, Elbow and Clamps complete in all respect to the satisfaction to the Engineer-in-charge. (N.S.)

Providing water proofing treatment by laying one coat of cement adhesive Tapecrete mixed with cement in ratio 1:2 (One part of tapecrete : 2 part of cement) complete in all respect and to the entire satisfaction of Engineer-in-charge. (N.S.)

Providing and fixing of cupboard shutter consisting of 19mm thick commercial board with lipping all around and fixed with chowkhat frame with piano hinges and screws etc. and provide with Alum. handle (with base plate) and magnetic catcher. The board surface is to be painted with two coats of special quality synthetic enamel paint after primer coat and preparation of surface, complete frame is to be fixed with iron nails etc. complete in all respects and to the entire satisfaction ofthe Engineer in charge. (N.S.)