GACPerumbakkam_2025

Amount

Earthwork excavation for foundation (for narrow excavation) in all soils and sub soils to full depth as may be directed except in hard rock requiring blasting inclusive of shoring shuttering, baling out water wherever necessary, refilling the foundation with excavated earth and depositing the surplus earth within compound in places shown by the departmental officers with an initial lead of 10 metre and initial lift of 2 metre and clearing and leveling the site etc., complete complying with standard specification and as directed by the departmental officers.

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

Cement concrete 1:5:10 (one cement, five M sand and ten aggregate) using 40mm gauge hard broken blue granite stone jelly for foundation and basement including dewatering if found necessary and laid in layers of not more than 15cm thick and compacted etc., complete complying with standard specification and as directed by the departmental officers.

Providing and laying in position, Standardised Concrete Mix M-20 Grade in accordance using with IS:456-2000, 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/m3 and maximum water cement ratio of 0.55, 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 (5cu.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 M 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).

Providing and laying in position, Standardised Concrete Mix M-30 Grade in accordance using with IS:456-2000, 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/m3 and maximum water cement ratio of 0.55, 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 (5cu.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 M 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).

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 standard specification and as directed by the departmental officers(Payment for centering shall be given after the concrete is laid)

For plane surface such as RCC floor slab, roof slab, beam litels bed blocks, landing slab, waist slabs and beams, etc.,

Supplying, fabricating and placing in position of steel reinforcement using MS (or) RTS rods for all RCC item of works including cost of steel and binding wire in all floors etc., complete complying with standard specification and as directed by the departmental officers.

Paving the floor with best approved quality fine polished Granite Stone Slabs of size 1200 x 600 of 18 / 20mm thick of Jet Black and similar varieties with machine cut edges laid over a cement mortar bed of 20mm thick using cement mortar 1:3 (One cement and three M sand) fixing the slabs with required cement slurry and laid in true right angles with minimum possible width of joints and pointing the joints with white cement mixed with mathcing colouring pigments etc., The granite stone slabs and other materials to be used shall be got approved by the Executive Engineer concerned before use on work, etc., complete as per standard speicification.

Paving the floor with pre-polished concrete anti-skid step tiles (Required shape and design) of 20mm thick of approved quality and colour laid in Cement Mortar 1:3 (One Cement and Three M sand) 20mm thick and pointed with white cement mixed with colouring pigment at the rate of 0.40 Kg. / sq.m., 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 Executive Engineer before use on works)

Supplying and laying of 63 mm thick high strength type of interlocking rubber moulded hydraulic pressed paver block of approved colour made up of designed concrete mix 1:1:2 using 10 to 12mm size HBG stone jelly in required shapes and sizes having minimum compressive strength of 40 N/mm2 to be laid in flurrying bone pattern with approved non sticking surface at top. The rate is inclusive of levelling the site, compacting with power compactor and sweeping the sand grouting and also inclusive of transportation charges, loading, unloading and labour charges for laying the paver block, etc. complete and as directed by the departmental officers

Supplying and fixing ornamental Brass-in-lay Teak Wood Entrance Door with a size of 2.10 m x 3.00 m with two leaves as per the drawing and design as approved by the departmental officers.The clear opening of each door shall be of 2.00m. The outer frames are of finished size 175mm x 125mm.The Each door shall have two leaves glazed. The Outer frame of the shutter of finished size of 150mm x 50mm.All the Panels shall be of finished 50mm thick. The main outer frame, shutter frame and panels shall be engraved with computer design ornamental carving works of approved pattern with skilled carpenter as directed by departmental officers. All the glazing works shall be done with design painting works.Necessary grill protection arrangements shall be made for the glass portion. The door frame and shutters shall given two coats of best and approved quality of high Glossy Polyurethane finish.The rate includes cost of best and approved quality of Teak wood,design painted glass, Brass hinges,Tower bolts, Aldrop, locking arrangments,ornamental handles,brass screws and labour charges, transportion charges, all taxes, etc., complete.

Supplying and fixing MS grills to doors, windows and ventilators etc. using necessary MS flats (or) square rods for inner members and outer members which should be fixed to window frames as directed and design given by the departmental officers inclusive of cost of providing one coat of best quality red oxide primer etc., complete complying with standard specification and as directed by the departmental officers .

Supplying, fabricating, erecting and fixing Hilux (or) equivalent FALSE CEILING using 10mm thick plain sheets of approved quality and design suspended from ceiling using 'U' shaped GI channels of size 25mmx0.55mm thick at 1.2m c/c on both longitudinal and cross direction for vertical supports and fixing 'U' shaped GI channels of size 50mmx30mmx0.55mm thick at 0.90m c/c in cross direction and longitudinal direction respectively for horizontal support by using teak wood reapers at corners and intermediately fixing plaster of paris on the panel provided as per design/pattern given by the site Officer and finishing the ceiling surface with same plaster of Paris materials etc., necessary opening should be made for providing spot light florecent tubes in the ceiling complying with standard specification two coat of distempering and as directed by the Departmental officers.

Supplying and fixing Gyp-board designed Cornices of 100x60mm width in the edges of the false ceiling wherever necessary as per the direction of the filed officers. The rate includes the cost of materials, transportation charges and fixing charges and other incidental charges etc., the pattern of the cornice has to be approved by the Executive Engineer before used on work etc., complete complying with standard specification and as directed by the departmental officers.

Supply of P V C Chairs of ISI make.etc., complete complying with standard specification and as directed by the departmental officers.

Supplying of Teakwood finish Executive visitor chair with cushion seat and back fitted with arms etc., complete complying with standard specification and as directed by the departmental officers. (The make and brand should be got approved by Executive Engineer before use on works)

Supplying of Teakwood finish Executive model Teapoy with glass top of size 0.90m x 0.45m etc., complete complying with standard specification and as directed by the departmental officers. (The make and brand should be got approved by Executive Engineer before use on works)

Supplying of wooden podium mic stand with Teakwood finish of size 18" (D) X 24" (w) X 45"(H) etc., complete complying with standard specification and as directed by the departmental officers. (The make and brand should be got approved by Executive Engineer before use on works)

Plastering with cement mortar 1:5 (one cement and five p-sand) 12 mm thick in all floors using fine P sand including neat finishing, curing, etc., complete complying with standard specification and as directed by the department officers.

Special ceiling plastering in all floors and finishing the exposed surface of RCC items of work such as slab, beam, sunshade, 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 and providing cement mortar nosing, beading for sunshade, staircase, step, landing slab etc., including neat finishing and curing etc., complete complying with standard specification and as directed by the departmental officers.

Painting the exterior walls surface two coats of best and approved first quality and colour of Exterior emulsion paint in all floors over one coat of primer including preparation of surface, wall putty two coats with good quality including cost of wall putty , emmary sheet, plates, etc. and including labour charges for rubbing the wall scrapping putty pasting works and making good smooth surface and finishing neatly etc., . complying with standard specification and as directed by the departmental officers etc. complete. ( The make, quality and colour of paint should be got approved by the departmental officer before use of work)

Supplying and fixing in position best approved of ISI quality of 110mm dia PVC rain water down fall pipes having a working pressure of 4 kg / sq.cm including cost of necessary PVC shoe, PVC bend, C.I. gratings of required dia. and special clamps, brass screws, nails etc., and fixing of cast iron gratings at juction of parapet and the RCC roof slab including finishing neatly etc., complete. The rate shall be inclusive of cost of removable iron grating. The PVC pipe shall be fixed on wall with special type of clamps. Special type "U" clamp at the centre of the pipe line shall be fixed in addition to those for more than 3.0M pipe length complying with standard specification.

Brick work in cement mortar 1:5 (one cement and five M sand) using Fly Ash bricks of size 230×110×70mm including curing etc., complete complying with standard specification and as directed by the department officers. (Masonry projections wherever necessary for obtaining required elevation shall be done without extra cost).

Brick work in cement mortar 1:5 (one cement and five M sand) using Solid Blocks of size 200×200x400mm including curing etc., complete complying with standard specification and as directed by the department officers. (Masonry projections wherever necessary for obtaining required elevation shall be done without extra cost).

Providing and fixing of Aluminium Composite Panel (ACP) 4 sided having 50 x 25 x 1.50mm frame work vertical and horizontals out of specially designed extruded sections withstand wind pressure of 180 Kg/sq.m and fabricated fixed at all level elevation and heights. The extruded section cutting and fixing required space extruded section shall be of 6063 and alloy of BSH 9 confirming T is – 63400 rate shall included to fix the main frame with necessary clamps, fasteners, bolt nuts etc. The main frame of extruded section shall be of 22843 & 22739 (H9) grade conforming to BS 4174 (or) IS 8147. Rate shall included 4mm thick ACP sheet (0.25 + 3.5 + 0.25) alstrong or equivalent fixing with spacer tape and the ACP sheet bounded with special type structural sealant of dow corning 789 or equivalent in dust free conditions the gaps between ACP sheet to be filed with whether sealant and backer rod or 12mm foam sheet to ensure water and air tightness in all complete complying with standard specification as directed by the departmental officer

Designing the Semi Unitised Structural Glazing System with open groove joint as per design intent, preparation of shop drawings for approval, supply, fabricate, erect as per approved shop drawings at all floor levels and all floor heights including conducting field test as per the test criteria set out in the particular specification (Metholodgy should be got approved by the Dept. Officials.) Design the framing system (i.e. male & Female frame) to support vision panels,spandrel panels either with glass or aluminium composite panel, openable, window panels on a continuous framing supported between floors. Also design the split framing unutilized glazing system in case of strip or punched windows with vision panel proposed with either insulated / Monolithic glass, groove width in the system both in horizontal and vertical shall not be more than 20mm. Glazing of panel shall be done only at factory at the controlled atmosphere etc., complete

dp constructions (BID ID -1331950)