MAINTENANCE WORK FOR VIVEKANANDA GOVT.L.P. SCHOOL, VAZHAPPALLY GP - (255/22)

Amount

building

10.1 : Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

50.6.2.2 : Solid masonry using pre cast solid blocks (factory made) of size 30x20x15cm or nearest available size confirming to IS 2185 part I of 1979 for super structure up to floor two level with thickness 15cm in : CM 1:6 ( 1 cement : 6 coarse sand) etc complete

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

13.37.1 : White washing with lime to give an even shade:New work (three or more coats)

10.2 : Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

50.2.3.1 : Pumping or Bailing out water and removing slush etc by using pump set including cost of labour, oil hire charges of pumpset, etc complete

10.25.2 : Item Shifted to head 14 as item 14.74Steel work welded in built up sections/framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works

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

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

50.12.4.1 : Providing and fixing false ceiling with 7.5 mm thick PVC plain panel board ceiling of approved quality in aluminium frame work with necessary screws etc complete (aluminium frame work shall be paid separately)

21.5 : Providing and fixing powder coated aluminium work ( minimum thickness of powder coating 50 micron) consisting of tee /angle sections, of approved make conforming to IS : 733 in frames of false ceiling including aluminium angle cleats with necessary C.P brass/ stainless steel sunk screws, aluminium perimeter angles fixed to wall with stainless steel rawl plugs @ 450 mm centre to centre and fixing the frame work to G.I level adjusting hangers 6 mm dia. with necessary cadmium plated machine screws all complete as per approved architectural drawings and direction of the Engineer-in-Charge ( level adjusting hangers, ceiling cleats and expansion hold fasteners to be paid for separately ).

4.1.8 : 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 : 8 graded stone aggregate 40 nominal size)

5.1.3 : Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level:1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

50.14.1.1 : Removing and refixing door shutters after necessary repairs for easy opening and closing etc complete as per the direction of site Engineer-in-charge.

50.14.1.2 : Removing and refixing window shutters after necessary repairs for easy opening and closing etc complete as per the direction of site Engineer-in-charge

10.26.3 : Providing and fixing hand rail of approved size by welding etc. to steel ladder railing, balcony railing, staircase railing and similar works, including applying priming coat of approves steel primer.G.I. pipes

4.1.3 : Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

21.1.1.2 : Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS : 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminnium snap beading for glazing /paneling, C.P. brass/ stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge.(Glazing, paneling and dash fasteners to be paid for separately):For fixed portionPowder coated aluminium (minimum thickness of powder coating 50 micron)

21.2.1 : Providing and fixing 12 mm thick prelaminated particle board flat pressed three layer or graded wood particle board conforming to IS : 12823 Grade I Type II, in panelling fixed in aluminum doors, windows shutters and partition frames with C.P. brass / stainless steel screws etc. complete as per architectural drawings and directions of Engineer - in- Charge.Pre-laminated particle board with decorative lamination on one side and balancing lamination on other side

51.20 : Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch ofcorrugation as approved by Engineer-in-charge) 0.35 mm (+0.05%), total coatedthickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side. of the sheet and polyester top coat 15-18 microns.Sheet should have protective guard film of 25 microns minimum to avoid scratchesduring transportation and should be supplied in single length upto 12 metre or as desiredby Engineer-in-charge. The sheet shall be fixed using self drilling/self tapping screws ofsize (5.5x55mm) with EPDM seal, complete upto any pitch in horizontal/ vertical orcurved surfaces, excluding the cost of purlins, rafters and trusses and including cutting tosize and shape wherever required.

4.1.6 : Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size)

od1728477/2021_2022 : Supplying and fixing 150 mm dia PVC rain water gutter Semi- Circular section<br>including fitting with 32x 5 mm MS flat supplying at 1 m intercels etc.

MARTIN THOMAS

Bidder Name

MARTIN THOMAS

ROY JOSE