TCMC - Construction of OHT Slab and Providing Paver Block at Bharathi Nagar Water Supply Tank in Ward No.15 Tambaram City Municipal Corporation at Zone II

Providing two legged scaffolding using 15cm diameter blue-gum props or casurina props or best quality bamboo props of 4m overall length (3m height + 0.5m.in to the ground +0.5m projection) the distance between the two rows being 1.25m, and the spacing of props being 2m, in both the rows with two horizantal props with 0.5m overlap on either side and braces at 2m, c/c including longitudinal and transverse middle braces to step up and providing a platform with country wood planks of 40mm,thick and 1m width, etc., in a complete form using coir and nails - 1m. Run.

Centering for soffits of RCC slabs of plane surface like lintels, beams ,etc.,including strutting 3m high using mild steel sheets of size 90cm X 60cm X and B.G 10 stiffened with M.S angles of size 25mm X 25mm X 3mm laid over silver Oak (C.W) joists of size 10cm X 6.5cm (spaced at about 90cm c/c )and supported dy casurina props of 10cm to 13cm dia (spaced of 75cm C/C) complying with standard specification and directed - 10 m 2 (P & D)Data 38

Providing and laying in position Standardised Concrete Mix M-25 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 350Kg/ 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 workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone sand (M- Sand) but excluding cost of reinforcement grill and fabricating charges centering and shuttering but 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 cost 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 requiremnents of IS standards.

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.

Brick work in CM 1:5 (one cement & five sand) using II class ground moulded bricks of size 9"X43/8"X 2 3/4" including finishing, curing, etc., complete complying with standard specification - 100CFT

Plastering with cement mortar (1:5) 12mm ,thick in all floors including cost and conveyance of all materilas to site and labour charges etc,complete as per standard specifications (S.I.306)

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)

Supplying and painting the walls with two coats of cement paint as instructed by the departmental officers including preparation of surface curing, etc., complete in all floors complying with standard specifications (The colour and shade of the cement paint shall be got approved by the Executive Engineer before use of work).

Supply and Fixing of I.T Cables 3 Core 4 Sqmm Cable 1.1 KV Grade Armoured Aluminium Conductor cross linked poly ethylene insulated PVC Sheathed Cables Conforming to is 7098 (part i)/1988 and as Amended thereafter with ISI Marking

Supply and Delivery and Fixing of 48W LED Street Light Fitting with LED including cost and conveyance of all materials to site and labour charges etc, complete complying with standard specifications (S.I.309)

Supply and Fixing of Manhole 900 x 900mm Dia Frame With Cover including cost and conveyance of all materials to site and labour charges etc, complete complying with standard specifications (S.I.309)

Providing and laying, spreading and compacting graded stone aggregate to Wet mix macadam (WMM) specification including premixing the material with water at OMC in mechanical mix plant carriage to mixed material by tipper to site laying in uniform layers with paver in sub base / base course on well prepared surface and compacting with vibratory roller to achive the desired density complete as per clasue 406 of MORTH specifications.

Supplying and laying Rubberised interlocking Paver block M40 grade Providing and laying of 63mm 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 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,.