Development work and additional building work arrangements at Dr. thangaraj salai centre in ward 31

Earth work excavation for foundation (for narrow excavation) 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 filling in foundation and basement with filling M sand in layers of not more than 15cm.thick well rammed watered and compacted etc., complete complying with standard specification.

Cement Concrete 1:4:8 (One Cement, Four crushed stone sand and eight 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 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)

Plain Cement concrete 1:2:4 (one cement, Two sand, Four Course aggregate) using 20mm gauge hand broken granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15cm thick and compacted, etc., complete complying with standard specfication.

Reinforced Cement concrete 1:1.5:3 (one cement, one and half sand & three course aggregate) using 20mm gauge hand broken/ and broken granite stone for all RCC items of works excluding centering shuttering and cost of reinforcement but including curing etc., complete and also including fixing fan clamps and fixture sinrcc works wherever necessary as directed by departmental officer etc., complete.

Suppling and fabricating and placing in position MS (or) R.T.S. bar for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors as per standard specification.

Brick work in following Cement Mortar using best quality Fly ash bricks of size 23x11x7cm for foundation and basement including curing etc.,complete complying with standard specification.

Supplying and laying Rubberised interlocking Paver block M40 grade 60mm thick high strength type conforming IS 15658-2006 of rubberized interlocking paver lock in size of minimum compressive strength of 40N/mm2 in uniform shape of approved make to be laid in flurring bone pattern with stone dust cushion below the uniform shapef approved non skitting surface in the to pand the rate including levelling the base preparation of pavers as sub base, stone dust cushion 150mm thick laying out of pavement cut the pieces to fix the edge vibring the pavers, sweeping tranporting loading unloading of laying paver block as per standard specification.,

Supply and fixing of M.S Grills with Doors and Windows with one coat of Red oxide with Primer including all costs such as welding,grinding and fabrication charges, cost and conveyance of all materials to site etc,complete as per standard specification.