BREASTWALL GMCH OOTY

Amount

Dismantling, clearing away and carefully stacking materials useful for reuse for damaged Random Rubble masonry in Cement mortar walls under 3m high of any thickness including clearing the debris etc, complete.

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 upto 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.

Supplying and filling in foundation and basement with Filling Crushed Stone Sand 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.

CEMENT CONCRETE 1:5:10 [One Cement, Five Crushed Stone Sand and Ten hard broken stone jelly] using 40 mm gauge hard broken granite stone jelly for FOUNDATION including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and curing etc. complete complying with standard specification.

Supplying and erecting shuttering 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 10cm x 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 VERTICAL SLAB, SIDE SLABS OF BOXING, VERTICAL DROPS, FACIA, VERTICAL WALL, ETC.

PLAIN CEMENT CONCRETE 1:2:4 [one cement, two crushed stone Sand and four hard broken stone jelly] using 20 mm to 40mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.

For Foundation & Basement

For Superstructure in Ground Floor

Plain Cement Concrete 1:2:4 (one cement, two crushed stone sand and four hard broken stone jelly) using 20mm jelly for including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.

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]

Supplying and fixing in position best quality PVC SOIL / WASTE PIPES of various dia having 6 kg / sq.cm. pressure BIS mark and providing leak proof joints using PVC adhesives including fixing to the wall with special PVC / MS clamp, teak wood plugs, brass screws, etc., and making connection to all sanitary fittings, dismantling masonry. RCC works wherever found necessary and making the good dismantled portion to the original condition, including testing for any leakages, etc., complete complying with standard specifications. [The PVC pipes should be got approved by the Executive Engineer before use on works]. The rate for earth work excavation will be measured and paid separately in the cases where the pipe lines are proposed to laid below ground level.

110mm dia

160mm dia

Supplying and fixing in position PVC SPECIALS of the following dia and types of approved quality confirming 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 TEE

160 mm dia TEE

Supplying and fixing M.S. GRILLS for open courtyard grill, work to doors, windows and ventilators etc, using necessary flats for inner and outer members which should be fixed or welded to masonry or column including necessary dismantling or making holes and redoing the same to original condition as directed by the departmental officers inclusive of cost of providing one coat of best quality red oxide primer complete complying as directed by the departmental officers as per standard specifications.

Construction of INSPECTION CHAMBER following clear sizes 0.45m X 0.45m including earth work excavation, CC 1:5:10 of 10 cm thick and brick work in Cement Mortar 1:5 [One cement and Five m sand] using best quality of Fly Ash Bricks of size 23x11x7cm with Plastering with Cement Mortar 1:3 [One Cement and Three P. Sand] 12 mm thick to inner and outer sides and wearing coat 1:3:6 [One Cement, Three cs Sand and Six Aggregate] 15 cm thick and covered with precast slab 5 cm thick etc., complete complying as directed by the departmental officers as per standard specification.

Manufacturing, supplying and fixing Precast Reinforced Cement Concrete slabs of 50mm thickness in RCC 1:2:4 (one cement, two crushed stone sand and four aggregates), using following HBGS jelly excluding cost of reinforcement steel in position but including cost of moulding charges, casting of slab, finishing, curing and fixing in position in all floors etc., complete complying with standard specification and as directed.

Providing Chain Link Fencing 2"x2" of 10 gauge and fixed using 50 x 6mm iron patta for height of 0.90m and making 4 Nos holes with M.S. angles including cost of bolt and nuts etc., complete.

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 one coat of red oxide priming coat in all floors including 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.]

Random Rubble Masonry in Cement mortar 1:5 (One cement and five sand) using Available stones including necessary provision of bond stones including simultaneous flush pointing with the same mortar and curing, as directed by the departmental officers. In Foundation and Basement.,

PLASTERING with Cement Mortar 1:3 (One cement and Three p.sand), 12mm thick mixed with Bonding agent Cebex112, Zydex -Zycrete 2X or other Equalent compound conforming to BIS at 200ml of One cement bag (50kg) for increased workability and air entrainment used finishing in all floors including curing etc., complete complying with standard specification and as directed by the departmental officers.

VALANKANNI CONSTRUCTIONS (BID ID -1078735)