Special Repair work to Model Polytechnic College, Vadakara- Painting and Other Repair works

Amount

DETAILED ESTIMATE

od23886/2019_2020 : Chipping and removing old spalling/defective concrete and exposing the defective / corroded reinforcement of the ceiling, joint the additional bar wherever 1/3 diameter of the bar is corroded.Removel of the defective concrete across yhe bar should be at least 2 mm beyond the defective bar so that the reinforcing bar can be cleaned with emery ribbon,wire brush etc.After cleaning the bar wash the bar with clean water and collect all the spalled/fallen concrete.measurement is calculated for whole exposed area .Including cost of meterials,labour charges,conveyance of meterials to site hire charges of tools etc complete.

od23887/2019_2020 : The cleaned reinforcing bar,on the dried bar,applying corrotion inhibitant one coat of nitrozinc primer care should be taken to see that the zinc rich primer coated should make an unbrocken continous film on the bars. After cleaning the bar applying one coat of bonding agent Nitobond A R/SBR.measurement is calculated as in the previous case.Including cost of meterials,labour charges,conveyance of meterials to site hire charges of tools etc complete.

od23888/2019_2020 : The applying two component high build polymer modified cementitions reinstatement mortor Rendroc HB2 preferable with hand using wet on wet methed to make sure that high strength polymer mix covers the reinforcing bar on all sides and cover the acidic concrete.measurement is calculated as in the previous case.Including cost of meterials,labour charges,conveyance of meterials to site hire charges of tools etc complete.

od23889/2019_2020 : The Ceiling surface is to be smoothened with modified mortor to an average thickness of 15 mm. measurement is calculated as in the previous case.Including cost of meterials, labour charges, conveyance of meterials to site hire charges of tools etc complete.

14.43 : Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

14.46 : Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

13.43.1 : Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface:Water thinnable cement primer

14.53.1 : Wall painting with plastic emulsion paint of approved brand and manufacture to give an even shade:One or more coats on old work

14.54.1 : Painting with synthetic enamel paint of approved brand and manufacture of required colour to an give even shade:One or more coats on old work

15.3 : Demolishing R.C.C. work manually / by mechanical means including stacking of steel bars and disposal of unserviceable material with in 50 metres lead as per direction of Engineer -in-Charge.Demolishing R.C.C. work manually / by mechanical means including stacking of steel bars and disposal of unserviceable material with in 50 metres lead as per direction of Engineer -in-Charge.

5.3 : Reinforced cement concrete work in beams, suspended floors, roofs, having slope up to 15⁰ landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases up to floor five level excluding the cost of centering, shuttering, finishing and reinforcement, with1:1.5:3 (1 cement : 1.5 coarse sand (Zone III) : 3 graded stone aggregate 20 mm nominal size).Reinforced cement concrete work in beams, suspended floors, roofs, having slope up to 15⁰ landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases up to floor five level excluding the cost of centering, shuttering, finishing and reinforcement, with1:1.5:3 (1 cement : 1.5 coarse sand (Zone III) : 3 graded stone aggregate 20 mm nominal size).

5.9.3 : Centering and shuttering including strutting, etc. and removal of form for:Suspended floors, roofs, landings, balconies and access platform

5.22.6 : Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

22.6 : Providing and laying water proofing treatment on roofs of slabs by applying cement slurry mixed with water proofing cement compound consisting of applying : a) after surface preparation, first layer of slurry of cement @ 0.488 kg/ sqm mixed with water proofing cement compound @ 0.253 kg/ sqm. laying second layer of fibre glass cloth when the first layer is still green. Overlaps of joints of fibre cloth should not be less than 10 cm. c) third layer of 1.5 mm thickness consisting of slurry of cement @ 1.289 kg/ sqm mixed with water proofing cement compound @ 0.670 kg/sqm and coarse sand @ 1.289 kg/sqm. This will be allowed to air cure for 4 hours followed by water curing for 48 hours. The entire treatment will be taken upto 30 cm on parapet wall and tucked into groove in parapet all around. d) fourth and final layer of brick tilling with cement mortar (which will be paid for separately. For the purpose of measurement the entire treated surface will be measured)Providing and laying water proofing treatment on roofs of slabs by applying cement slurry mixed with water proofing cement compound consisting of applying : a) after surface preparation, first layer of slurry of cement @ 0.488 kg/ sqm mixed with water proofing cement compound @ 0.253 kg/ sqm. laying second layer of fibre glass cloth when the first layer is still green. Overlaps of joints of fibre cloth should not be less than 10 cm. c) third layer of 1.5 mm thickness consisting of slurry of cement @ 1.289 kg/ sqm mixed with water proofing cement compound @ 0.670 kg/sqm and coarse sand @ 1.289 kg/sqm. This will be allowed to air cure for 4 hours followed by water curing for 48 hours. The entire treatment will be taken upto 30 cm on parapet wall and tucked into groove in parapet all around. d) fourth and final layer of brick tilling with cement mortar (which will be paid for separately. For the purpose of measurement the entire treated surface will be measured)

13.1.1 : 12 mm cement plaster of mix:1:4 ( 1 cement : 4 fine sand)

SAJI P

DUROLAC

JAYARAM V R

RAJAN P

Santhosh Kumar K.V.

BALRAJ SAHU P K

biju p v

AJITH KUMAR P

Radhakrishnan M P

V DAYALAN

Bidder Name

Santhosh Kumar K.V.

BALRAJ SAHU P K

V DAYALAN

JAYARAM V R

RAJAN P

SAJI P

AJITH KUMAR P

DUROLAC

Radhakrishnan M P

Subilesh KM

biju p v