Tiruppur Corporation_GF _2024-25_13

Amount

Earthwork excavation for foundation in all soils and sub soils except in hard rock requiring blasting and depositing on bank with initial lead of 10m and initial lift of 2m inclusive of shoring, shuttering, bailing out water wherever necessary, refilling the foundation with excavated earth other than sandy soil in layers of not more than 150mm thick layers well rammed and depositing the surplus earth within the compound in place shown by the departmental officers and clearing and levelling the site etc,. complete.

Supply delivery the 250mm dia sizes of Ductile Iron Scoket / As per IS 8329/2000 as specified in Technical specifications in standard lengths including labour charges for loading unloading and stacking at site etc.,complete as per standard specifications and Departmental engineer.

Supply and delivery of Ductile Iron Specials for all Flanges of conforming to IS 9523/2000 specifications at site of work including all taxes, duties, loading, transportation, unloading, insurance etc., complete and as directed by Engineer incharge.

Lowering of 250mm D.I Pipes and specials in the trenches and laying to proper grade and alignment and as directed by the TWAD Officers.

Jointing 250mm Dia D.I-S/S pipes and specials with rubber gaskets (tyton joint) including cost of lubricants. (including cost of jointing materials)

Cutting 250mm Dia D.I Pipes true to axis and filing smoothly and finishing the ends complete

Supply and delivery of 250mm dia Ductile Iron class PN10 Flanged pipes as per IS 8329 / 2000 etc complete

5m length of pipes

1.5m slotted pipes

1m length of pipes

Lifting and positioning of C.I / G.I / DI/ MS Pipes in vertical direction for service reservoir pipe connection

Supply and Fixing of 16 mm dia x 65 to 90 mm length fully threaded bolts and nuts with 2 Nos.

Supply and Fixing of 3 Ply R.I. Sheet etc,. complete.

Supply and delivery of 250mm DI D/F Gate (sluice) valves (soft seated) resilient seated soft sealing Gate Valves (Sluice Valves) with body Bonnet of Ductile cast iron of Grade GGG 40 or GGG 50, Wedge fully rubber lined with EPDM replaceable spindle nut without gland packing and with 3 O- Ring protection on the shaft and seals of NBR and the valves should be of Vacuum tight and 100% leak proof with face to face dimensions as per BS 5163-89/ISI 14846-2000/DIN 3202 F4. All the valves should be with electrostatic powder coating both inside and out side with pocket less straight through body passage. All the valves are to be compatible for buried application with pressure rating PN 10/16 and with 5 years warranty

Constuction of RCC valve chamber of following specification. A base concrete should be Pcc 1:4:8 mix using 40 mm metal to a thickness of 10cm. The base slab of the chamber should be 15cm thick and the side wall 12 15cm thick on all sides and the cover slab should be RCC M30.Necessary earth work should be done with enough space for outer centering and fixing of 60cm X 60 cm CI man hole cover with frame etc complete as directed by the engineers.

Providing and laying in position standardised concrete mix M-30 Grade in accordance with IS 456-2000 using 20mm and down graded hard broken jelly for all RCC items of works with minimum cement content of 400kg/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 impairing strength and durability with about (5.0cum), 7730kg of 20mm machine crushed stone jelly and with about (4.79cum) 7670kg of M-Sand, but excluding cost of reinforcement grill and fabricating charges cantering 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 directed by the departmental officers - The Coarse and fine aggregates to be used should comply with the requirements of IS standards.

Supply and Fixing of Mild Steel Flats of all sizes

Supply, erection, testing and commissioning of following sizes of Heavy Duty Foot Valve including all accesories, such as, MS flange of table ‘E’, gaskets, bolts & nuts, etc., installed at end of 150 / 200mm dia suction pipe line at sump including conveyance, all incidental charges, neccessary scaffolding and re-doing the dismantled portions to its original condition wherever found neccessary, etc., complete and as per standard specification and as directed by the Departmental Officers. Make: NORMEX / KARTAR / EQUIVALENT

Add G.S.T. @ 18%

MASTER MIND (BID ID -1275539)