Interception and Diversion I D works for Melur Municipality

Amount

Earth work open well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with lead upto 10 metre in sand, silt or other loose soil, Wet sand or silt not under water, light black cotton soil, sandy loam , ordinary soil and in Hard stiff clay, stiff black coton soil, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders and hard gravely soil

First depth (0 to 2m)

second depth(2m-4m)

Earth work excavating and depositing on bank with initial lead of 10m & initial lift of 2m in Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil and in Hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders SS.20B

The rates for earth work excavation and refilling for pipe line works having bed width of 1.25m and below on linear measurement basis - Earth work rate for other than loose soil/m PVC/HDPE/GRP + Refilling the trenches with excavated earth (other than sand) in layers and watering, ramming and consolidation as per standard specification etc complete and as directed by Engineer in charge

Earth work excavating and depositing on bank with initial lead of 10 m & initial lift of 2m inEarth work excavating and depositing on bank with initial lead of 10 m & initial lift of 2m in Soft disintegrated rock, laterite, soft rock or kankar, not requiring blasting.

Third Depth (3m-4m)

Fourth Depth (4m-5m)

Refilling with excavated earth other than sand with an initial head load of 100 mts. and depositing the earth as shown by the departmental officers in layers well rammed, watered and consolidated etc. complete complying with standard specification

Removal of excess excavated earth from the site and dumping away from the location.

Dismantling, clearing away and carefully stacking materials useful-Dismantling Plain Cement Concrete

Plain Cement concrete in 1:4:8 (one cement, four M. sand and eight aggregate) mix using 40mm ISS hard broken granite metal for foundation and Flooring including dewatering where ever necessary including cost and conveyance of all materials to work site a

Plain Cement Concrete 1:2:4 (one cement, two Crushed Stone Sand (M- Sand) and four coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Providing and laying in position Standardised Concrete Mix M-30 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 400Kg/ cum and maximum water cement ratio of 0.45 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.

Below GL & upto 1.5 m

Below GL & beyond 1.5 m

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 400Kg/ cum and maximum water cement ratio of 0.45 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.

Supply and fabrication of steel using TMT rods for all Reinforced cement concrete works including cost and conveyance of all materials and all labour charges for cutting, bending and placing the rod in position and tying up the rods with binding wire an

Providing Fusion Bonded Epoxy coating not less than 175microns thickness and upto 300 microns to reinforcement of all diameters as per IS 13620/1993 including testing of coating at plant.The cost is inclusive of cost on account of careful handling, PVC coated binding wires,touchup material supplied by coating agency,repair work, loading, unloading and strengthening of bent rods etc., complete as per specification and as directed by the Engineer in charge.

Supply and erection of steel centering, shuttering for soffits and sides including necessary support strutting for all RCC works using MS sheets of suitable size of BG 10 stiffened with MS angle of size 25x25x3mm for boarding laid over Silver Oak joists

Up to 90cm

Slab & Beam

Brick work in CM 1:3 (one cement & Three Crushed Stone Sand (M- Sand) using ground moulded chamber bricks of size 9"X4 3/8"X 2 3/4" standard specification including finishing, curing, etc., complete complying with standard specification - 100cft

Manufacturing, supplying and fixing Precast Reinforced Cement Concrete slabs of following thickness in RCC M20 concrete using following HBGS jelly excluding cost of reinforcement steel in position but including cost of moulding charges, casting of slab, finishing, curing and fixing in position in all floors etc., complete complying with standard specification and as directed.

Supply, delivery and fixing in position FRC Manhole cover slab with frame of size 0.60 x 0.60 m of approved quality including cost and conveyance of all materials and labour charges and other incidental charges to site etc., complete. as per standard specification.

Supply and delivery of CI D/F SLUICE VALVE WITH CAP/ WHEEL AS PER IS 14846/2000 PN 1.0 WITH ISI MARKING AND WITH 5 YEARS WARRANTY including tranpotation and fixing charges ect.,

Supply and delivery of CI D/F SLUICE VALVE WITH CAP/ WHEEL AS PER IS 14846/2000 PN 1.0 WITH ISI MARKING AND WITH 5 YEARS WARRANTY including tranpotation and fixing charges ect.

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.(MS Screen and covergrill)

Supply and delivery of Sluie gate single face cl-1 cost of material transporting and fixing charge ect., completed as per std specification-Size of Gate-1000 x 1000

Supply and delivery of Sluie gate single face cl-1 cost of material transporting and fixing charge ect., completed as per std specification-Size of Gate-1200 x 1200

Manufacture, Supply and Delivery of DI D/F Slanted seat Swing Check Valve. Body of ductile cast iron of Grade GGG 40 or equivalent grade and disc of ductile cast iron GGG 40 or equivalent grade with fully encapsulated EPDM rubber, where both faces can be used. Electrostatic epoxy powder/liquid coating (EP-P) inside and outside color blue RAL 5005 with minimum coating thickness of 250 microns. The EPDM rubber & Epoxy Powder should be approved by W 270. (EP-P) it is a resi-coat powder approved for drinking water application, applied through fusion bonding process by dipping the shot-blasted casted components heated up to 200 deg C). Face to face dimensions as per EN558-1, series 48 and flange connections as per EN 1092-2/IS 1538 and with 5 years warranty

250 mm Dia Pipe

PVC Mould CI steps for sump

Supply and delivery of submersible centrifugal sewage non-clog pumps, vertical spindle type pump , wear resistance with submersible motor for the various duty conditions. Pump shall be capable of handling min 100 mm solid size with sewage specific gravity of up to 1.05. Pump shall be of robust construction, Liquid passages shall be finished smooth and designed as to allow free passage to solids. Pump Impeller should be of Non-clog semi open type , single vane /multi vane preferably contra bloc or vortex impeller design. Double mechanical seal with silicon carbide faces should be provided to protect the motor from ingress of sewage along the shaft. The critical speed of the rotor shall be at least 30% above the operating speed. Pumps should have double bearings between the pump & motor. The bearings life shall be minimum 100,000 hrs of operation with greased for life. Pump should be provided with automatic coupling device including pedestal, duck foot bend, stainless steel guide pipe or related accessories of suitable size to facilitate lifting and lowering into guide rails for easy maintenance. Pump shall be provided with a stainless steel lifting chain conforming to BS 970 Gr 304. Pump speed shall be of 9600 rpm for high duty pumps and 960/1450 rpm for low duty pumpsets. Casing and impeller should be of CI Gr. FG 260:IS210 more preferably with hardened impeller.Shaft should be of stainless steel AISI 410. All the fasteners and bolts shall be of AISI 410.The submersible motor shall be operated with 3ph, 415 V(+or– 10%), 50Hz(+or-5 %) dry induction type. Motor shall be capable of giving rated output without reduction in the expected life span when operated continuously. The rotating assembly shall be dynamically balanced as per standards. The starting current of the motor shall not exceed 200% of rated full load current for Star / Delta or ATS starting under any circumstances .The motor shall be suitable for full voltage star delta / ATS starting. The locked rotor current of the motor shall not exceed 600% of full load current unless otherwise specified. Motor shall be designed to withstand 120% of rated speed for two minutes without any mechanical damage, in either direction of rotation. The motor vibration shall be within the limit specified in applicable standards . Motor should be of IE2, explosion proof compatible for VFD operation together with star-Delta /ATS starter, protection against increase in stator winding temperature (15 deg Celsius), bearing temperature, leakage in the stator housing and terminal box shall be provided and to be suitably interlocked with the control panel for tripping the pump in case of increase in temperature beyond set limit. Insulation class shall be of “Class H” and degree of protection shall be of IP 68 as per IS 4691. Motor shall be suitable for continuous operation in fully submerged or partially submerged condition.The pumpset shall be supplied with power cable of PVC insulated and PVC sheathed, copper, flexible, round type with required conductor size and number of cores as per starting method and of specified length for continuous use under water and air. The control cable of PVC insulated, PVC sheathed, flexible for stator winding temperature sensor 3core x 1.5 sq.mm copper conductor and for bimetallic switches 2core x 1.5 sqmm copper conductor shall be provided. Motor shall be supplied with 10m of round submersible copper cable of suitable size. The non clog submersible pumpset shall be provided with suitable starter control panel having all protections as mentioned above. (upto 5 HP - DOL Starter, above 5 HP to 25 HP -Star Delta Panel and beyond 25 HP shall be ATS)

71.78 lps x 9m Head (1W+1S)

25.54 lps x 7 m Head (1W+1S)

152.56 lps x 8 m Head (1W+1S)

Refilling as per IS specifications and as directed by the engineers for the following sizes in metres,as per drawing.

Supply & delivery of following sizes of HDPE PIPES confirming to IS 4984/2016 - PN 6

225mm Dia HDPE pipe

400mm Dia HDPE pipe

Lowering HDPE pipes and specials to trench and laying to proper grade and alignment and as directed by the TWAD Officers

225mm Dia HDPE pipe

400mm Dia HDPE pipe

Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.

225mm Dia HDPE pipe

400mm Dia HDPE pipe

Cutting P.V.C./HDPE rigid pipes and specials true to axis and finishing the ends complete.

225mm Dia HDPE pipe

400mm Dia HDPE pipe

Barricading work (Where the lines are in narrow width of municipality area, busy streets like Market, Bus-stand and in the Highways etc.) for laying of pipe line using casurina poles at 1.50m center to center (8cm to 10cm dia. and 1.80m height) vertical with horizontal poles in two rows, painting the vertical poles in the road facing sides with ready mix paint, tying the vertical and horizontal poles with coir rope including supplying, delivery and fixing of GI sheet (0.90m x 0.8mm thick) in the horizontal poles and fixing 75mm dia. reflectors including earth work excavation for fixing vertical posts and finally removing and stacking the materials safely for further use etc., complete and as directed by TWAD Board officers.

Testing of pipes for water supply with hydraulic testing equipment by filling with water (including cost of water @ Rs. 60/KL) and testing to recommended pressure in convenient stretches and attending the bursts if any occured during the test, excluding the cost of pipes but including other incidential and operational charges etc., complete for the following diametres of pipes.

225mm Dia HDPE pipe

400mm Dia HDPE pipe

Supply , delivery and fixing of HDPE specials (lining and coated) at site etc., complete as directed by Engineer in charge.

225mm Dia HDPE pipe-90 deg bend

225mm Dia HDPE pipe-90 deg Tee

400mm Dia HDPE pipe-90 deg Bend

400mm Dia HDPE pipe-90 deg Tee

Labour charges for cutting of B.T road or WBM roads for laying of mains and as directed by Engineer in charge

225mm&400mm dia HDPE PIPE

B.T. Roads (or) Maccadam road

Concrete Roads

A.S.K.Sundara Moorthy (BID ID -1255397)