Reconstruction of Compound wall at East Side of Srirangam Bus Stand Premises East side of Zonal Office and Construction of New Compound wall at 2 Wheeler Stand Partition in ward no 3

Dismantling the existing damaged Brick Masonry in cement mortar etc.,complete.

Installation of Vertical Bored cast in situ RCC piles of following diameter in all types of soils, using Standardised Concrete Mix of following grade, with sulphate resistant Cement or OPC/PPC, etc and Crushed Stone Sand and 20mm and down graded HBGS jelly coarse aggregate. The rate includes cost for placing of reinforcement cage in bore hole in correct position, cost of boring to the required depth with Bentonite solution with temprory casing of required length, conveyance of RMC to site and pouring concrete using Tremine pipes, conveyance of all materials to the site including all tools and plants, shifting the plants and equipments from one point to another, excavtion of mud pits for circulation of Bentonite soultion, closing the mud pits to original level and mud removal with initial lead and lift but including dismantling the concrete above the cut off level etc complete as directed by the departmental officers including socketing. The reinforcement cage should be welded properly for lifting. The concrete cubes to be tested as per IS 456-2000. Acceptance criteria by clause 16.1. Frequency of testing as per 15.2.2. Testing to be conducted at both the ends at site as well as RMC plant. Pile driving depth should be decided by the departmental officers at site. The length of pile for payment shall be measured from top of shoe to the bottom of the pile cap.( Cost of Reinforcement provided for Pile and Welding charges shall be measured and Paid separately ).- 30 Cm pile

30 cm pile

Earth work open excavation by manual means 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 excavated earth with a lead of 10 mts. within the compound in places shown by the departmental officers and clearing and levelling the site, etc., complete complying with standard specification and as direct-ed by the departmental officers.

Supplying and filling in foundation, basement, etc 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 including curing etc. complete complying with standard specification and as directed by the departmental officers -Mixing by mechanical means

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as vertical slab, side slabs of boxing, vertical drops, facia, vertical wall, etc. using mild steel sheets of size 1200cm x 60cm and 10 BG stiffened with welded mild steel angles of size 40mm x 40mm x 5mm for boarding, laid with silver oak joists of size 10cm x 5cm & 7.5cm x 5cm as support runner, Top Horizontal stiffener spaced at about 60cm to 90cm centre to centre or at suitable intervals. MS Channel Section (ISMC 100) shall be provided as a vertical upport @1.20m C/C and with Lateral support of Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) & steel pipes of 20mm dia @ required level/spacing etc. complete complying with standard specifcation and as directed by the departmental officers. (Payment for centering shall be given after the concrete is laid)

Supplying and erecting steel centering including necessary supports For plane surfaces such as rectangular or square RCC columns etc. which require only nominal strutting using mild steel sheets made of 10 gauge thick welded with MS angle size 40mm x 40mm x 5mm and supported by Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick) .etc..complete in all floors complying with standard specifcation. Steel Adjustable telescopic props shall be rovided as directed by the departmental Officers. (Payment for centering shall be given after the concrete is laid)

Supplying and erecting centering for plane surfaces such as RCC Floor/Roof Beam, Lintels, Cantilever Beams, Bed Blocks etc.. with necessary supports and strutting upto 3.60m height in all floors with all cross bracings using MS Sheets made of 10 gauge thick welded with MS angle of Size 25mm x 25mm x 3mm for boarding laid over Steel adjustable Span of Size 2m x 2m(expandable upto 3.60m) and Silver Oak Joists of Size 10 x 5 cm spaced at 50cm to 60cm c/c and supported by Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick) Spaced at not more than 50 to 60cm c/c , etc complete complying with standard specifications. Steel adjustable span and Steel Adjustable telescopic props shall be provided as directed by the departmental Officers. (Payment for centering shall be given after the concrete is laid)

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel reinforcement grills of all variety like HYSD/CTD/TMTand all grade like Fe 500, Fe550D, Fe 500 D etc., for all RCC works as per design given including cost of steel reinforcement and G.I. binding wire, wastage etc. complete complying with standard specification and as directed by the departmental officers.(Contractor has to make his own arrangements for the supply of steel reinforcement and binding wire)

Providing and laying in position, standardised concrete Mix M-20 Grade by insitu machine mix concrete adopting weighing batch method in accordance with IS 456 using 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 inspiring strength and durability with about (5 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 crushed stone 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). - Ground Floor

Brick work in following Cement Mortar 1:5 mix using best quality Burnt Clay Brick of size 9” x 4 1/2” x 3” with class designation of 7.5 conforming to IS 1077-1992 for oundation and basement including Cost of Mortar Plasticizer curing, etc.,complete complying with standard specification and as directed by the departmental officers. Brickwork shall be done as per IS 2212-1991 adopting English Bond generally.other type of bond shall be done as directed by the Executive Engineer in charge. Superstructure in Ground floor

Plastering the surface of walls with Cement Mortar 1:5 (One cement and Five plastering sand), 20mm thick in all floors including mortar plasticizer at 200ml per 50Kg of cement used , curing etc., complete complying with standard specification and as directed by the departmental officers.

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 and as directed by the departmental officers.

Fabricating Supply and fixing and inposition of Grill using necessary Pipes,Hollow section,L Angle and Flats of Required size including all materials,Fabrication,labours charges with one coat of Red oxide priming 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 the existing red oxide priming coat in all floors excluding cost of priming coat etc., complete complying with standard specification and as directed by the departmental officers. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)

Conveyance of excavated earth and dismantled materials to a lead of 2km including loading unloading charges and filling up in the low lying area as directed by the departmental officers etc., complete