Tender For Repair And Maintenance Of Oht At Ward No.1, Seerangan Valavu, Ward No.3,Nagar Kadu , And Ward No : 4 Karattuppatti Oht In Nangavalli Town Panchayat., Salem-Tamil Nadu

Tender For Repair And Maintenance Of Oht At Ward No.1, Seerangan Valavu, Ward No.3,Nagar Kadu , And Ward No : 4 Karattuppatti Oht In Nangavalli Town Panchayat.; 1 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 WORKS1) initial height of upto 3M and length of 1M 2 2) initial height of from 3mtr to 5.5mtr and length of 1M 3 3) initial height of from 5.50mtr to 8.00mtr and length of 1M 4 4) initial height of from 8mtr to 10.50mtr and length of 1M 5 Dismantling RCC by manual / by using deploying machineries etc.,Completed 6 Supplying and errecting centering to sides and soffits including supports and struttingfor drainage sides andculvert body wall sidesusing 90cm x 60cm and B.G 10stifenedwith welded mild steel angles of size 25mm x 25mm x 3mm for boardinglaid 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&46J V, VICURVED SURFACE3.31m-4.30m 7 6.31m-7.30m 8 7.31m-8.30m 9 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 - 10 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 ofsteel and binding wire also in all floors as per standard specification. 11 Plastering with cement mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)), 10mm thick in all floors including cost and conveyance of all materilas to site and labour charges etc,complete as per standard specifications 12 Providing manhole cover of size 1x1 0.60 X 0.60M in CI with suitable reinforcement and 5O x 5O x 6mm MS angle fixed along edges and as directed by TWAD Board officers. 13 Painting the new walls two coats over one coat ofpriming with best Emulsion paint ofapproved colour andquality includingpreparation ofsurfaceandfinishing neatly etc., complete complying with standard specification and as directed by the department officers etc., complete complying with standard specifications. 14 Painting one coats over the old iron work using ready mixed enamel paint including cost of all materials to site and all labour charges for mixing applying etc., Complete as per Standard Specifications and as directed by dept. officers 15 Earth work open excavation and depositing on bank with in the initial lead of 10m and a lift of 2m in hard stiff clay, stiff block cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders etc., as per SS 20 A. TNDSS NO: 23 & 24 VI (S2) VI,VII 9,10with standard specifications. 16 Supplying and Fixing of following HDPEPipe Including cost and all conveyance of all materials to site and all other charges etc.., Complete 17 Towards labour charges for laying and jointing including all labour and all other charges etc…, Complete. 18 Refilling the excavated earth other than and including labour and all other charges etc.., complete 19 Supply,delivery and fixing of pipesandspecialsforOHT connections80 mm GI Pipe for inlet , Outlet andOverflow 20 90 mm PVC Threaded Coupler 21 80 mm GI Elbow 22 80 mm GI Nipple 23 80 mm GM Gatevalve

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INR 9.21 Lakhs /-

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