RATE CONTRACT REPAIR AND MAINTENANCE WORK IN RESIDENTIAL BUILDING (TYPE V AND T) AT RAJSAMAND 2026-27

Repair to damaged RCC slabs, beams and columns etc for strengtheing with cement mortar 1 : 2 in following stepsi) Choping losse and cracked concrete to required depth, cleaning the exposed surface of steel and concrete with wire brush and sand papering , cleaning of concrete surface with water as necessary and getting dried.ii) Applying Epoxy primer on the exposed steel bars.iii) Applying Epoxy hardener and resin mix (as per manufectured's specification) on concrete and steel bars with brush.iv)Speading dry cement mortar 1 : 2 mix over epoxy treated wet surface and allow it to dry for one day.v) Plastering the surface with cement sand mortar 1 : 3 upto depth of 30mm complete.vi) Cure the plastered surface for 15 days All work including scaffolding etc. complete in all respect.

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :Two or more coats on new work

Providing and applying white cement based putty over plastered surface to prepare the surface even and smooth complete New Plastered Surface (three or more coats)

Wall painting with plastic emulsion paint of approved brand and manufacture to give an even shade including all scaffolding:Two or more coats on new work including prepartion of base with primer, putty, lippy etc complete in all respect.

Grading roof for water proofing treatment with water proffing compound Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

Providing and laying integral cement based water proofing treatment including preparation of surface as required for treatment of roofs, balconies, terraces etc consisting of following operations. (a) Applying and grouting a slurry coat of neat cement using 2.75 kg/sqm. of cement admixed with proprietary water proofing compound conforming to IS. 2645 over the RCC slab including cleaning the surface before treatment. (b) Laying cement concrete using broken bricks/brick bats 25 mm to 100mm size with 50% of cement mortar 1:4 (1 cement : 4 coarse sand) admixed with proprietary water proofing compound conforming to IS : 2645 over 20 mm thick layer of cement mortar of mix 1:4 (1 cement :4 coarse sand ) admixed with proprietary water proofing compound conforming to IS : 2645 to required slope and treating similarly the adjoining walls upto 300 mm height including rounding of junctions of walls and slabs.(c) After two days of proper curing applying a second coat of cement slurry admixed with proprietary water proofing compound conforming to IS : 2645. (d) Finishing the surface with 20 mm thick jointless cement mortar of mix 1:4 (1 cement :4 coarse sand) admixed with proprietary water proofing compound conforming to IS : 2645 and finally finishing the surface with trowel with neat cement slurry and making of 300x300xmm square (e) The whole terrace so finished shall be flooded with water for a minimum period of two weeks for curing and for final test. All above operations to be done in order and as directed and specified by the Engineer-in-Charge. With average thickness of 120mm and minimum thickness at khurra as 65 mm.

ADD GST @ 18 %