Civil Works

Amount

Clearing and levelling the site using JCB including hire charges for fuel, labour, etc., complete complying with standard specification and as directed by the departmental officers. The rate is inclusive of labour, fuel consumption, JCB operators and labour charges for clearing the obstacles infront of vehicle wheel.

Earth work excavation for foundation in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.

Supplying and laying of M-Sand Gravel mix in ratio 1:1 for in layers of 15 cm thick including cost of M-sand gravel mix including labour charges for mixing, laying, compaction all tools and plants employed etc, complete complying with standard specification and as directed by the departmental officers.

Supplying and filling in foundation, basement, etc with Crushed Stone sand filling in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Laying the Plain Cement Concrete 1:5:10 (one Cement Five M.Sand and Ten Jelly) using 40 mm gauge hard broken granite stone jelly for foundation and basement including dewatering if found necessary and laid in layer of not more than 15cm thick and consolidated etc.,complete complying with std. specification and as directed by the deptl.officers.

Supplying and filling in foundation, basement, etc with Stone Dust in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Providing two legged scaffolding using 15 cm dia casurina post of 4 m over all length (3m height + 0.50m projection+0.50 m into the ground) the distance between the two rows being 1.25m and the spacing of posts being 2.00m in both the rows with two horizontal posts with 0.50 m overlap on either side and braces at 2.00m centre to centre including longitudinal and transverse middle braces to step up and providing a platform with country wood planks of 40 mm thick and 1 m width, etc in a complete from using coir and nails etc., complete.

Initial Height 3.00 m

Every Additional Height 2.50 m

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oak joists of size 10x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid)

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaiton. (Payment for centering shall be given after the concrete is laid)

For plane surfaces such as RCC floor slab, roof slab, beams, lintels, bed blocks, landing slab, waist slab, portico slabs and beams, etc.

For plane surfaces such as vertical slab, side slabs of boxing, vertical drops, facia, vertical wall, etc.

For plane surfaces such as rectangular or square RCC columns, sunshades, top and bottom slab of RCC boxing, etc.

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification. (Contractor has to make his own arrangements for the supply of steel and binding wire)

Providing and laying in position, Standardised Concrete Mix M-30 Grade in accordance with IS:456-2000, using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 400 kg/mᶾ and maximum water cement ratio of 0.45, including admixture (plasticiser / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 cu.m.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m.) 7670 kg. of sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slabs wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS Standards. (No separate payment will be made by the Department for the excess usage of materials).

For Foundation & Basement

Ground Floor Super Structure

First Floor Super Structure

Brick work in Cement Mortar 1:6 (One cement and six M.sand) using Fly Ash Bricks of 230 x 110x75mm size conforming to IS:12894-1989 Class designation not less 50 kg./ sq.cm. average compressive strength in cement mortar 1:5 for load bearing structures for foundation and basement and for superstructure including curing,etc.,complete complying with standard specifiction.

For foundation & basement

In Ground Floor Super Structure

In First Floor super Structure

Brick partition walls of 11.50cm thickness using best quality Fly Ash Bricks of 230 x 110 x 75mm size conforming to IS: 12894-1989 in Cement Mortar 1:3 (One Cement and Three M.Sand) using hoop iron reinforcement if found necessary including curing etc. complete and as directed by the departmental officers. (Hoop iron reinforcement will be measured and paid for separately).

Special ceiling plastering and finishing the exposed surface of all RCC items of work such as slabs, beams, sunshades, facia, canopy slab, staircase waist slab, landing slab etc.,with Cement Mortar 1:3 (One Cement and Three P.Sand) 10mm thick including hacking the surfaces, providing cement mortar nosing, beading for sunshades, staircases, steps, landing slabs and curing, etc., in all floors complying with standard specification and as directed by the departmental officers

Plastering with Cement Mortar 1:5 (One cement and Five P.sand), 12mm thick in all floors including curing etc. complete complying with standard specification and as directed by the departmental officers.

Providing granolithic floor finish of the following thickness with plain cement concrete 1:2:4 (One Cement, Two crushed stone sand and Four aggregate) using 10 to 12mm gauge hard broken stone jelly including laying, finishing and the top rubbed smooth with power trawl, thread lining, curing etc. complete complying with standard specification and as directed by the departmental officers. (The rate is inclusive of necessary planking for panelling wherever necessary and as directed by the departmental officers)

For 40mm thick

Paving the Top of roof with Solar refelective ceramic tiles of size 305 x 305 x 7mm thick of approved quality and colour laid in Cement mortar 1:3 (One cement and three crushed stone sand) 12mm thick and pointed with tile grout (Nitotile Grout or equivalent) and cement in the ratio of 1:3 for joint, curing etc., complete complying with standard specification and as directed by the departmental officers. (The make and brand of the tiles should be got approved by the Executive Engineer before use on works)

Weathering course using concrete broken brick jelly 20 mm gauge in pure slacked shell lime (no sand to be used) over RCC roof slab. The proportion of brick jelly to slaked lime being 32 cft:12.50 cft well beaten by wooden beaters for giving the required slope and thickness required etc., complete complying with std. specification and as directed by the deptl. officers.

Finishing the top of roof with one course of machine pressed tiles of size 230x230x20mm thick of appd. quality laid in cement mortar 1:3 (1 of cement and 3 of m-sand) 12 mm thick mixed with 2% water proof compound by weight of cement used and pointed with the same oiled mortar including mixing of red oxide etc complete complying with std. specification and as directed by the departmental officers.

Supplying and applying Putty with two coats of plastered wall surface of first class quality and of approved including thorough scrapping, clean removal of dirt wherever required etc., complete complying with standard specification.

Painting two coats of newly plastered wall surface with ready mixed plastic emulsion paint of first class quality and of approved colour over a priming coat including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putty, wherever required etc., complete complying with standard specification.

Painting the walls with two coats of first class quality Exterior Emulsion Paint of approved colour over a priming coat including through scrapping clean removed of dirt. The rate includes cost of brushes, sand paper, plaster of paris, putty wherever required & neat finished etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Louvered Ventilators of from the profile the size of outer frame 60mm x 58mm and shutter profile size of 60 x 78mm both profiles are reinforced with GI/1mm 125GSM and 100% corrosion free, the profile are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with all over the edges of frame and shutter. The corners and joints should be welded and cleaned. Radiations free pin headed glass 4mm thick should be provided in the louvers. The Ventilator should be fixed to the wall with 100% packing with screws and silicon packing all round the frames.The ventilator should be got approved from the Executive Engineer before use on work

Supplying and fixing of "N" type ventilator using M.S angles of size 25x25x5 mm for frame and M.S tee of size 25x25x3 mm, M.S flat of size 20x3 mm for fixing the weld mesh of size 7.5x5 cmx10 gauge. Special type of hold fast welded to the frame of 45 degree inclined towards centre for wall and fixing the weld mesh fixing with the glass panes of 3 mm thick with necessary clips and putties necessary dismantling making holes in RCC columns, beams masonry wherever necessary with power drill to the extent and made good to the original condition after fixing as directed by the departmental officers.

Supplying and fixing of M.S. grill of approved design for open courtyard, grill, grill work to doors and window openings etc., using necessary mild steel flats for inner and outer members which should be fixed on edges including cutting the members, welding, grinding, one coat of priming coat using best approved quality red oxide primer,dismantling of walls /concrete if necessary, fixing and finishing the dismantled portion to original condition etc., complete complying with standard specification.

Pre-Painted Galvanized Iron windows (Air Tight Model) with Acrylic Sheet & Grill: Providing and fixing Ajanta Cave Model window fabricated from roll formed sections made of galvanized steel colour coated / powder coated (Base steel as per IS 513 ‘D’ quality, galvanized as per IS 277 with zinc of 120 grams / sqm.) with total coated thickness of 0.6mm. Paint specification: Coated sections should be with primer coat of epoxy primer of 5-7 microns thick, finish painted with a polyester paint of 12-16 microns thick and back coated with alkyd backer of 5-7 microns. Dimensions of sections: Sections for shutter should be of 46 x 46mm and external frame should be of 46 x 52mm. Section for glass beading should be of 18 x 25mm and centre mullion should be of 46 x 70mm. Fixing details: The frame and shutter sections should be cut to length and mitre joined with corner bracket made of CRCA electro plated. Mullion section should be joined with frame / mullion using nylon mullion cap. Ethyl Propylene Diamine Monomer (EPDM) Gasket should be used all around glass in shutter, between frame and glazed shutter and both sides of fixed glass. Accessories: Handle made of high grade Aluminium Powder coated and with nylon receiver. Gaskets made of Ethyl Propylene Diamine Monomer (EPDM). Corner brackets made of CRCA with zinc phosphating. Mullion caps made of glass filled nylon. Glass: Glass shutter and fixing glass portions should be provided with a glass of 6mm acrylic sheet. Grill: Windows should be provided with grill made of 10mm square MS bars welded to 12mm x 5mm flat at 4” intervals. Total grill unit should be powder coated and fixed to window frame with rivet. The above frame should be fixed to brick / concrete masonry by using nylon self-expanding caps and driving MS electro plated 80mm long screws into the caps through frames.

Painting new iron works such as steel doors, windows, ventilators, window bars, balustrades etc., with two coats of best approved first quality and colour of synthetic enamel paint over the existing red oxide priming coat in all floors excluding cost of priming coat etc., complete complying with standard specification. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)

Supplying and fixing in position best approved of BIS quality PVC rain water down fall pipes having a pressure of 4 kg. / sq.cm including cost of necessry PVC shoe, PVC bend, cast iron gratings of required diameter and special clamps, brass screws, nails, etc., and fixing of cast iron gratings at junction of parapet and the RCC roof slab including finishing neatly etc., complete. The rate shall be inclusive of cast of removable cast iron grating. The PVC pipe shall be fixed in wall with special type of "U" clamp at the centre of the pipe line in addition to those for more than 3.0 metre pipe length, etc., complete complying with standard specification.

110mm dia

Supplying and fixing in position of PVC specials of the following dia and types of approved quality conforming to BIS and providing leak proof joints including fixing to the walls and giving connection to the PVC soil stacks, dismantling the masonry or RCC works and re-doing the dismantled portion to original condition etc., complete complying with standard specifications. (The PVC specials should be got approved by the Executive Engineer before use on works).

110 mm dia PVC elbow

110 mm dia PVC shoe

Supplying and Erecting Pull and Push Type Rolling Shutter with ISI make of approved size and section using 18 GI sheet. The shutter shall be painted with one coat of red oxide primer and the rate is inclusive of hood covers, transportation charges etc ( Gear Operated Type)

Supplying, fabricating and fixing of Mild Steel Chequered Plate of best approved quality and should be fixed on the top of the trench wall surface. The rates are including cost of all materials, labour charges for fixing in required position, loading, unloading charges, conveyance charges, lifting charges, etc., complete. The checked plate should be painted with two coats of synthetic enamel paint over one coat of primer, etc., complete.

Collecting the scattered debris from the campus and conveying away the same to outside by lorry to a lead of 3 km (entirely within city limit) including loading un-loading charges and dumping in low places and levelling neatly etc.,complete.

G.Madha Vishala (BID ID -1347583)