Construction of Compound wall and Repair, Maintenance work of 3.00 LL OHT at Ward No.12, Sumangali Nagar in Madhuranthagam Municipality

Amount

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel,stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete 10 cum

Plain Cement Concrete 1:4:8 (one part of cement, four part of Crushed Stone Sand (M- Sand) and eight part of coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Supplying and erecting centering for vertical plain/ RCC concrete walls of supply channel, retaining wall etc upto 90Cm height with necessary supports,all cross bracing with mild steel size of 90cm x60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25 mm x25 mm x3mm for bearing laid silver Oak/ Country wood joist of size 7.50 cm x5.0 cm spaced @ about 90 cm C/C and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm C/C etc,, complete complaying with standered specfications and as directed by the departmental officers

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-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 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 -

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.

Plastering with C.M.1:5 (One part of cement and five part of sand) mix using 12 mm thick including cost and conveyance of all materials and labour charges ete., complete complying with standard specifications as directed by the departmental officers

Providing two legged scaffolding using 15cm dia blue-gum posts of 4.0m overall length (3M HT + 0.5M projection + 0.5m into ground) the distance between two rows being 1.25m and the spacing of postsbeling 2.0m and the spacing of postsbeling 2.0m in both the rows with two horizontal posts with 0.5m overlap on either sideand braces at 2m c/cincluding longitudinal and transverse middle braces to step up and providing aplatform with country woodplanksof 40mm tk & 1.0m width in a complete form using colr and nalls - 1.0m run -- FOR REJUVENATION WORKS

up to 3 M height

3 M up to5.5 M height

5.5 M up to 8 M height

8 M up to 10.5 M height

10.5 M up to 13.0 M height

13.0 M up to 15.5 M height

Painting two coats with approved cement paint over one priming coat of cement paint with approved colour and quality including preparation of plastered surface ceiling and other new surfaces finishing neatly etc., complete complying with standard specifications and as directed by the departmental officers

Provision for GST 18%

KRISHNAN CONTRACTOR (BID ID -1272345)