Municipal Administration And Water Supply Department Tender

Removing of Hard Rock by Chisseling measured and stacking

Second depth of 1 m

Third depth of 1 m

Fourth depth of 1 m

Fifth depth of 1 m

Earth work excavation and depositing on bank with an initial lead of 10m and initial lift of 2m in Soft disentegrated rock, soft laterited rock or kankar soft rock not requiring blasting etc Completed, Section well First Depth of 2m, Compount wall, Road Restoration

Earth work excavation and depositing on bank with an initial lead of 10m and initial lift of 2m etc Completed., Internal Plumbing for Chamber

Earth work excavation and depositing on bank with an initial lead of 10m and initial lift of 2m etc Completed Internal Plumbing for Pipe Line

Earth work excavation and depositing on bank with an initial lead of 10m and initial lift of 2m etc Completed Pumping Main

Refilling with excavated earth (other than sand) complying with standard specifications for filling the foundations including watering & consolidation etc. complete as directed by TWAD Board Officers. (As per separate estimate )

Refilling with excavated earth (other than sand) complying with standard specifications for filling the foundations including watering & consolidation etc. complete as directed by TWAD Board Officers. (As per separate estimate ) Pumping Main

Disposal of surplus excavated earth in pipe laying and road restoration works etc.,transporting to the sites specified by Engineer within 5 Km lead, including loading, spreading etc., complete and as directed by the Engineer. (As per separate estimate )

Supply and Delivery of 160mm Dia(SN8-SDR34(S16.5)UPVC Pipes as per IS 15328/2003 to the Work site and by the Departmental Officers

Supply and Delivery of 200mm Dia (SN8-SDR34(S16.5)UPVC Pipes as per IS 15328/2003 to the Work site and as directed by the Departmental Officers

Construction of R.C.C manholes by using Sulphate Resistant Cement at various depths including earthwork excavation in Hard stiff clay, stiff black cotton etc., sand filling, laying cement concrete in C.M.1:4:8 using 40mm B.G.jelly for foundation, RCC 1:1.5:3 for side wall and base slab, fabrication, placing reinforcement and shoring & strutting charges for depths above 2m from G.L, providing PVC encapsulated steps, FRC MH frame and cover , benching and channelling with PCC 1:2:4 using 20mm HBS, refilling, etc., complete for different depths for each manhole (As per the drawing for manholes), wherever traffic is heavy and N.H roads if any. ( As per separate estimate ) 0.25M

0.75m

1.25m

1.75m

2.25m

2.75m

3.25m

3.75m

4.25m

4.75m

Providing granular bedding with graded hard broken stone of 20mm ,10mm & 6mm in the ratio of 2:1.5:1, laying in layers of 15cm thick including cost of materials and labour charges for spreading, ramming & consolidation etc., complete for pipe bedding. 0 to 1.5m Stage

1.5m to 4.5m Stage

4.5m to 9.0m Stage

Barricading the trenches for one side using casuarina poles 8 to 10 cm dia , white PVC tape 15 mm wide with red strips printed in two rows, 75 mm dia red reflectors in every 3 m length, providing two no. of danger lights for every 150m length, including the cost of all materials, charges for fixing of barricading and removal of barricading after testing and filling the trench and stacking the post for reuse etc complete as directed by the TWAD Board officers

Labour for cutting open BT Road surface for laying sewers line including labour Charges etc complete.,

Labour for cutting open Concrete Road surface for laying sewers line including labour charges etc complete.,

Supplying and Filling Then Foundation and Basement with Clear river sand in Layers Complying with Standard Specification including conslidation and watering etc Complete and as Directed by Twad Board Officers

Plain Cement Concrete 1:4:8 Mix (one part cement, four part sand and Eight part of aggrigate) using 40 mm size ISS HBG metal from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing. Laying and curing etc. complete. Complying with Standard Specifications Compound Wall, HSC, IP Road Restoration

Lifiting Station 1.5m to 4.5m Stage below GL

Plain Cement concrete 1: 2 :4 (one cement two sand and four aggregate) using 20mm gauge machine broken hard granite stone jelly for all RCC items of works excluding centering, shuttering and cost of reinforcement grill but including laying, finishing, curing etc., and also including fixing fan clamps and fixtures in RCC works wherever necessary and as directed by departmental officer etc., complete.

Conveying the following sizes of Pipes to trenchwithin 200 m lowering into trenches and laying to proper grade and alighnment jointing with couplers with cement paste and testing to the required pressure including conveyance of water up to 1.0 km for filling during testing and as directed by TWAD Board Officers 100mm DI K7 Class Pipe

Supply and Delivery of the Following Sizes of DI K7 Pipes as per IS to the work site and as directed by TWAD Board Oficers 100mm DI K7 Class Pipe

Jointing DI pipes & specials of following sizes with rubber gaskets(Tyton joint)including cost of lubricants, testing to the required pressure with water. As directed by the Twad Board Officers. 100mm DI K7 Class Pipe

Supply of DI Special with std specification

Supply and delivery of submersible centrifugal sewage non-clog pumps, vertical spindle type pump , wear resistance with submersible motor for the various duty conditions as stated in the annexure. 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 to 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 960 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 3 ph , 415 V( + or – 10 % ) , 50 Hz ( + 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 3 core x 1.5 sq.mm copper conductor and for bimetallic switches 2 core x 1.5 sqmm copper conductor shall be provided. Motor shall be supplied with 10 mts 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) 18 lpm x 10 m head(Zone 2A)

60 lpm x 10 m head(Zone IV)

18 lpm x 10 m head(Zone 3F)

38 lpm x 10 m head(Zone 2B)

22 lpm x 10 m head (Zone 2)

Providing twin copper earthing for all the starterspumpsets and equipment in the pumproom as per theIE rules including construction of masonry pit

Supply and delivery of wall mounted cubical type EBmeter Box of required size with 3 compartmentsmade of 16 SWG MS sheet, fuse carrier, CT for energy meter with copper busbars,necessary clamps and other allied works to avail theEBpower supply for pump room. UP TO 50 HP

Supply erection and testing of following capacity 5 KVA Diesel Generator Set, 3 Phase 50 HZ , 415 V consisting of diesel engine capable of delivering continuous brake horse power with standard, acoustic enclosure to restrict the noise level as per TNPCB norms. Residential silencer with exhaust pipe arrangements shall be provided Generator Set shall be suitable for continuous operation. Standard control panel with starter, earth fault relay, indication lamps, 12/24 V battery, battery charger etc with fuel tank (8 hours capacity), mounted on common rigid MS channel.Alternator conforms IS 4722, BS EN 60034 – 1Diesel engine shall conform IS 1000 – 2, ISO 3046, BS 5514

Supply and delivery of 1.1 KV Grade 3 core 10 sq.mm PVC insulated and steel armoured Aluminium cable as per IS 1554 to lay from EB pole to EB meter and EB Meter to Panel Board

Laying the above cable as per IE rules betweenthe supply point to panel through starter and generator to panel board(TWAD SOR PAGE 99)

Jointing for all cable including the cost of jointingmaterials lugs, cable clamps etc, complete.

Supply and delivkery of 1.1 KV Grade 3 core 4 Sq.mm.PVC insulated and steel armoured Aluminium cable as per IS 1554 to lay from panel to starterand starter to motor

Laying the above cable as per IE rules betweenpanel to starter

Jointing for all cable including the cost of jointing, materials lugs, cable clamps etc, complete.

Providing lighting wiring using msconduit pipes and specials wih two runs 1.5 sqmm copper wire and one run 12 SWG GI wire for earthing for 10 amps plug point including switch box 5 Amps(2 Nos) switch socket and consumables.

4 Ft. 40 Watts Box type with Ballast (Philips/ Crompton / Wipro / Equivalent)

48W LED Street Light Fitting

2 Nos 10 Amps 3 Pin plug with socket

Supply and delivey of pipes and specials includinglaying and jointing etc complete 50 mm CI D/F standard pipes &spls

50 mm CI D/F Sluice Valve

50 mm CI D/F Reflex valve

Erection,testing and commissioning of the following non - clog submersible pumpsets having ATS/SD/DOL startersswich board,MV panel,capacitor , including delivery pipe connection with valve and specials and laying and jointing of cable complete

Random rubble masonry with CM 1:5(one cement and five sand) for footing and basement including cost of materials, mixing, placing, curing and finishing etc., complete as directed by the TWAD board officers. Pump Room

Brick work in CM 1:5 (one cement and five sand) using country bricks of size 9.75" X 4.25" X 2.00" including cost of all materials, labour charges, curing etc., complete and as directed by TWAD Board Officers. Compound Wall, IP, Pump Room

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 - Compound wall

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 - Compound wall

Centering for sides and soffits of R.C.C slab of plane surface for R.C.C floor slab including strutting upto 3.3 mt height using MS sheets of size 90cmx60cm and stiffend with welded MS angle of size 25mmx25mmx3mm laid over silver oak (country wood) joists of size 10cmx6.5cm (space at about 90cm c/c) and supported by casurina props of 10cm to 13cm dia 90cmx60cm and BG10 guage (spaced at 75cm c/c) complying with standard specification etc., complete as directed by the TWAD Board Officers. Curved Surface for Manhole 0 to 3.00 m Stage

3.3m to 4.3m Stage

4.3m to 5.3m Stage

5.3m to 6.3 m Stage

6.3m to 7.3m Stage

Roof slab of Pump Room &Compound wall

Plastering with CM 1:5(one cement and five sand) 12mm thick including cost of materials, labour charges for finishing, curing etc., complete and as directed by TWAD Board Officers. Compound Wall, IP

Pointing with CM 1:3(one cement and three sand) (flush Pointing) for RR masonry including finishing, curing etc., complete and as directed by TWAD Board Officers.

Supplying fabricating and placing in position of RTS grills at all heights for reinforcement including cost of steel for all works and labour charges including cost of binding wire etc., complete for all RCC works and as directed by TWAD Board Officers.

Floor finsihing with CM 1:3(one cement and three sand) 20mm thick including cost of materials, labour charges for finishing, curing etc., complete and as directed by TWAD Board Officers.

Special ceiling plastering with CM 1:3 (one cement and three sand) 10 mm thick including labour charges for mixing, finishing , curing etc., complete and as directed by TWAD Board Officers.

White washing two coats using fine screened shell lime for the new plastered surface for inner and outer side of the room including the cost of materials labour charges etc., complete and as directed by TWAD Board Officers.

Painting two coats with approved cement paint over cement plastered wall surface (outside) including cleaning, preparing the surface and curing etc., complete

Colour washing two coats with approved colour and quality over two coats of white washing for outside including the cost of materials, labour charges, cleaning and preparation of the surface and curing etc., complete and as directed by TWAD Board Officers.

Supplying and fixing of steel Doors two leaves including all cost , with fitting etc complete as directed byTWAD BOARD officers (the design should be got approved by the SE before supply & fixing)1x2.1m

Supplying and fixing of steel Windows two leaves including all cost , with fitting etc complete as directed byTWAD BOARD officers (the design should be got approved by the SE before supply & fixing)1.2 x 0.9m

Painting the Doors, Windows & Ventilators on both sides with readymixed enamel paint two coats over priming coat of approved quality and colour including thorough scrapping clean removal of dirt etc. complete complying with standard specification including cost of paint and brushes, labour charges etc., and as directed by TWAD Board Officers. The colour and quality has to be approved by TWAD Board Officers. Compound Wall

Weathering course with broken Brick Jelly of 20 mm size in pure slaked lime (no sand to be used) over RCC Roof slab with proportion being 32:12 1/2 for required depth of 80mm thickness over the roof slab as required well beaten with wooden beaters for giving required slope complying with standard specification etc., complete and as directed by TWAD Board Officers.

Terrace Flooring with two course of flat tiles using of size 200mm x 200mm x 20mm laid in CM 1:3 (one cement and three sand) mixed with crude oil to 10% by weight of cement and pointed neatly with the same oiled morter etc., complete complying with standard specification and as directed by TWAD Board Officers.

Supplying,fabricating and fixing of MS Grill gate in front side(3 mx 1.50) two sleeves including all costs for fixing etc.complete Compund Wall

Supplying and fixing of chequared plates with necessary M.S. Frames to support

Providing R.S.J.Support as per I.S.M.B.450 & I.S.M.B.200.

Supplying and fixing of encapsulated P.V.C. steps inside the well

Dismantling the existing Compound Wall Brick Work including all lab our charges and clearing away from the site etc complete as per Specification.

Supply and fixing of RCC pre cast slab 50m thick including all labour charges and clearing away from the site etc complete as per std specification

Supply of 110mm dia UPVC pipe of 6Kg/cm2 including all labour charges and etc complete as per standard specification

Supply, conveying to site, laying and jointing of 110 mm dia Upvc pipes in MH and inspection chamber , earthwork excavation (including charges for bedding), including cutting open BT road, refilling of trenches with excavated earth, etc., complete for house service connections from property limits to manholes on sewers. HSC

Replacement of Underground Utilities (PVC Pipe) damaged during earthwork excavation for pipe laying works including cost of additional earthwork excavation in all soil strata,including BT/CC road cutting, removal of slushy soil and replacing the pipeline with sound pipe, including supply and delivery of PVC pipes, couplers, jointing materials and required specials, cutting, conveying, laying, jointing and cost of refilling for the additional earthwork etc complete and as directed by the TWAD board officers. 90mm Dia PVC Pipe (4KSC)

110mm Dia PVC Pipe (4KSC)

Lowering of PVC Pipes and specials in to trench with proper grade and alignment and jointing including all labour charges and etc complete as per standard specification

Supply and fixing of Cast iron Nahani trap of approved quality with gratings including all labour charges and etc complete as per standard specification