Project No. 754/25, TRANSFERRED INSTITUITIONS MAINTENANCE - Maintenance of GOVT LPS Oruvathilkotta in Anamugham Ward (Re tender)

Amount

School Maintenance

12.52.4:Providing and fixing tiled false ceiling of approved materials of size 595 x 595 mm in true horizontal level, suspended on inter locking metal grid of hot dipped galvanized steel sections (galvanized @ 120 grams per sqm, both side inclusive) consisting of main "T" runner with suitably spaced joints to get required length and of size 24x38 mm made from 0.30 mm thick (minimum) sheet, spaced at 1200mm center to center and cross "T" of size 24x25 mm made of 0.30 mm thick (minimum) sheet, 1200 mm long spaced between main "T" at 600 mm center to center to form a grid of 1200x600 mm and secondary cross "T" of length 600 mm and size 24x25 mm made of 0.30 mm thick (minimum) sheet to be interlocked at middle of the 1200x600 mm panel to form grids of 600x600 mm and wall angle of size 24x24x0.3 mm and laying false ceiling tiles of approved texture in the grid including, required cutting/making, opening for services like diffusers, grills, light fittings, fixtures, smoke detectors etc. Main "T" runners to be suspended from ceiling using GI slotted cleats of size 27 x 37 x 25 x 1.6 mm fixed to ceiling with 12.5mm dia and 50 mm long dash fasteners, 4 mm GI adjustable rods with galvanised butterfly level clips of size 85x 30x 0.8 mm spaced at 1200 mm center to center along main T, bottom exposed width of 24 mm of all T-sections shall be pre-painted with polyester paint, all complete for all heights as per specifications, drawings and as directed by Engineer -in-charge.12.5 mm thick fully Perforated Gypsum Board tile made from plaster board having glass fibre conforming to IS: 2095 Part I, of size 595x595 mm, having perforation of 9.7x9.7 mm at 19.4 mm c/c with centre borders of 48 mm and the side borders of 30 mm, backed with non woven tissue on the back side , having as NRC ( Noise Reduction Co efficient) of 0.79, with 50 mm resin bonded glass wool backing.

2.8.1:Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil

OD53037/2024-2025:60.7.1 DRY RUBBLE MASONRY _ Dry rubble without concrete levelling course masonry with good quality blasted rubble including packing to compactness to lines and levels cost and conveyance of all materials labour charges etc. complete as per direction of Departmental officers at site

7.1.1:Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) up to plinth level with:Cement mortar 1:6 (1 cement : 6 coarse sand)

15.7.3:Demolishing brick work manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-Charge.In lime mortar

4.1.2:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:1/2:3 (cement : 11/2 coarse sand : 3 graded stone aggregate 20 mm nominal size)

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

4.3.2:Centering and shuttering including strutting, propping etc. and removal of form work for:Retaining walls, return walls, (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc.

50.6.1.8:Solid block masonry using pre cast solid blocks (Factory made) of size 40x20x15cm 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

10.16.1:Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete.Hot finished welded type tubes

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

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

13.60.1:Wall painting with acrylic emulsion paint of approved brand and manufacture to give an even shade:Two or more coats on new work

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

OD53145/2024-2025:Blacksmith 1st class

14.1.2:Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground within 50 meters lead:Cement mortar 1:4 ( 1 cement: 4 coarse sand)

OD53196/2024-2025: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.

OD54624/2024-2025:For art painting Distempering with 1st quality acrylic distemper, having VOC (Volatile Organic Compound) content less than 50 grams /liter of approved brand and manufacture, including applying additional coats wherever required , to achieve even shade and colour . (Modified 13.81.2) Two coats

OD54625/2024-2025:Man coolies for cleaning works

SARATH S (BID ID -2038436)

Bidder Name

PRADEEP.T

SARATH S