15th FC 2025 26 I Tied Maintenance of 20000 Ltr OHT at Ward No10 Vallur and 60 Ltr OHT at Ward No10 Vallur Kattukottai and 10000 Ltr OHT at Ward No9 Manickka Mudali Street and 60000 Ltr OHT 2Nos at Ward No3 Moravalli A Papparapatti

Amount

Earthwork excavation in all soils and sub soils except hard rock requiring blasting with initial lead and lift including re-filling the sides of foundation in layer of 15 cm thick watering , ramming ,depositing the surplus earth in the premises as directed by departmental officers etc., complete asper standard specification. as per SS 20 B TNDSS NO: 23&24VI (S2), VII 9,10

Cement Concrete 1:4;8 Mix (one part cement, four part sand and eight part of aggrigate) using 40 mm ISS HBG metal including cost and conveyance of all materials to work site and all labour charges for mixing, laying,consolidating and curing etc complete as per the standard specifications. TNDSS NO: 28 V, VI (S2) V,VI (S5A) VII

Supplying and errecting centering to sides and soffits including supports and strutting for drainage sides and culvert body wall sides using 90cm x 60cm and B.G 10stifened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding laid over( silver oak joists ) of size 10cm x 6.50cm spread at about 90cm including all labour charges and cost and conveyance of all materials to site etc. complete complying with standard specification. TNDSS NO: 30&86

Providing and laying in position Standardised Concrete Mix M-20 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 contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve

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.

Providing and laying, spreading and compacting graded stone aggregates to Wet Mix Macadam 250mm thick specification including premixing the materials with water at OMC in mechnanical mix plant carriage of mixed material by tipper to site laying in uniform layers with pavers in Sub Base/ Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals for machinery, fuel and all other incidental charges etc., complete as per clause 406 of MORTH

Supplying and laying Rubberised interlocking Paver block M40 grade Providing and laying of 83mm 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 sand cushion below the uniform shap of approved non skitting surface in the top and the rate including levelling the base preparation of pavers as sub base, sand cushion 100mm 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,.

Brick Work in Cement Mortor 1:5 Mix (one cement, five sand) using new best II Class Bricks of size 9 ” x 4 3/8 “x 2 3/4 ” from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing, laying and curing etc. complete. Complying with std. specifications.

Plastering with cement mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)) 20mm thick in all floors including cost and conveyance of all materials to site and labour charges etc, complete complying with standard specifications (S.I.309)

Plastering in Cement Mortor 1:5 Mix (one cement, five sand) 12mm thick including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc. complete. Complying with std. specifications.

Exterior Emulsion paint Two coats with good quality of approved Emulsion paint including cost of all materials to site and all labour charges for mixing applying and proper curring etc., Complete as per Standard Specifications for 10 sqm

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.

Painting with Ready Mixed Enamel Paint over the new wood works of approved quality and colour without priming coat including the cost all materials etc.,complete, in all floors.

Supplying and fixing RCC Pre cast slab in RCC 1:1 1/2:3 mix including cost of reinforcement grill but including moduling, finishing watering curing and fixing in position etc., Complete as per std., Specifications., (100mm thick)