Providing Sewer facilities by construction of Suction cum Collection well and supply, delivery and laying of 150mm dia CI dedicated Sewer Pumping Main for the 396 TNUHDB tenements at Shenoy Nagar old bus stand new depot 100 (old 103), Area VIII

Amount

Bill No.1:Construction of Screen cum Suction well and allied works

Providing Iron Barricading of size 2.50 m width and 1.75 m height using 40x40x4 mm angle for outer frame supports, 25 x 25 x 3 mm angle for inner frame supports and 20 gauge thickness MS sheet for name board (as per drawing) including cutting, welding, fabrication charges and one coat of primer and 2 coats of enamel paint of approved quality, writing "METRO WATER" & work detail/ caution sign, providing necessary interlocking arrangements with adjoining units, fixing danger flags, danger lights, reflectors, fixing stickers etc, including watching during night and placing the barricading units as directed at the sites.

Earth work excavation in hard stiff clay, stiff black cotton, hard red earth, shales, murum, gravel, stoney earth or earth mixed with small size boulders and hard gravely soil as per SS20B with initial lead of 10m and lift of 2m etc. complete.

For 0 to 2 m depth

Providing form work with centering for soffits of reinforced cement concrete slabs or plain surfaces including shuttering for RCC well curb and well steining.

From 1 m above ground level to 3.0 m below ground level

3 m to 4 m above invert of well

3 m to 4 m below GL

Providing and laying in position machine batched machine mixed and machine vibrated design mix. Sulphate resistance cement concrete M30 grade (M sand) for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser

From 1.5 m above ground level to 1.5 m below ground level

From 1.5m to 4.5m below ground level

Cement concrete 1:2:4 using Crushed stone sand (M-sand) and 20mm gauge hard broken stone jelly & SRC for plain concrete works including laying ramming curing, etc., complete..

1.5m to 4.5m depth

Providing point edge to well curb using ISA 200x150x16 mm of weight 42.20 kg/m

Sinking of well below water level including all incidental charges using special tools and plants such as air compressior, helmet etc., complete and including baling out water.

3m dia well

First depth of 2m

Second depth of 2m

Plugging the bottom of the well using C.C 1:3:6 using Crushed stone sand (M-sand) and 40mm gauge hard broken stone jelly with 10% excess cement for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing etc complete

1.5m to 4.5m depth

Supplying, fabricating CRS bars manufactured by Primary steel including cost of steel, binding wire, cutting, cranking and tying, in position with binding wire assembly etc complete.

Plastering with cement mortar 1:3 (SRC) using Crushed stone sand (M-sand) for 20mm thick including curing, etc., complete

Plastering with cement mortar 1:3 using Crushed stone sand (M-sand)) for 12mm thick including curing, etc., complete.

Refilling with excavated earth complying with standard specifications for filling in foundations & basement other than sand including watering & consolidating etc.,

Disposal of surplus earth

Supply and erection of Cast Iron single faced manually operated non rising type 200mm dia penstock with extension rod of 4m length conforming to relevant IS with IS markings on it, having cast iron door and frame with Gunmetal seating, spindle made of St

Supplying and fixing SS screen of grade 316. The screen shall be fabricated out of stainless steel flats of 50 x 10mm. The outer frame also shall be of 50 x 10mm fixed inside the well for seating the screen. The screen shall be so fabricated that the inclined portion of the screen is fixed and the horizontal portion of the screen is a removable one for lifting the pump for maintenance purpose. Outer frame and 50x10mm SS flats spaced at 35mm centre to centre to serve bar screens inside the screen well

Supplying and fixing C.I.steps.

Supplying and fixing FRC cover and frame of size 60x60cm including necessary masonry work and plastering etc complete.

Precast slab 200mm thk in Cement Concrete using M30(SRC) for reinforced cement concrete works including cost of steel, centering, shuttering and cost of steel reinforcement and including laying in position, compacting, curing, finishing,as per drawings

Supplying and fixing PVC water bar, 150 mm wide for construction joint

Road cut

Cutting Asphaltic Road

Non Bus route

Bill No.2:Construction of Valve Chamber

Earth work excavation in all kinds of soils except hard rock requiring blasting inclusing of shoring strutting and bailing out water whereever necessary refilling the sides of foundation with excavated earth in layers of 15cm thick well rammed and consolidated depositing surplus earth within in compound in places as shown by the departmental officers clearing and levelling the site with initial lead of 10mts. and lift of 2m etc. complete.

Upto 2 m below GL

From 2 m to 3 m below GL

Supplying and filling Crushed stone sand (M-sand) for foundations and basement including watering consolidating ramming, etc., complete

Cement concrete 1:3:6 using Crushed stone sand (M-sand) and 40mm gauge hard broken stone jelly for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing, etc., complete

From 1.5 m to 4.5 m below GL

Providing formwork with centering for soffits of reinforced cement concrete slabs or plain surface including strutting upto 3.0m high etc complete complying with standard specifications.

Upto 3 m below GL

Providing and laying in position machine batched machine mixed and machine vibrated design mix. Sulphate resistance cement concrete M25 grade (M-sand) for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing, Mixer, vibrator, etc. as per standard specification and as directed at site

Upto 1.5 m below GL

From 1.5 m to 4.5 m below GL

Supplying and fabricating CRS/Thermo Mechanically Treated High Corrosion Resistance bars manufactured by Primary steel producers/Integrated Steel Plants as per IS:1786-2008,including fixing with binding wires, assembling and laying in position for all RCC works

Cement concrete 1:2:4 using Crushed stone sand (M-sand) and 20mm gauge hard broken stone jelly for plain concrete works including laying ramming curing, etc complete

From 1.5 m to 4.5 m below GL

Precast slab in Cement Concrete 1:2:4 using 12-20mm BG jelly for reinforced cement concrete works including cost of steel, centering, shuttering and cost of steel reinforcement and including laying in position, compacting, curing, finishing, etc., complete.(100 mm thk)

Plastering with cement mortar 1:3 using Crushed stone sand (M-sand) & SRC for 20mm thick including curing, etc., complete

Plastering with cement mortar 1:3 using Crushed stone sand (M-sand) & SRC for 12mm thick including curing, etc., complete

Refilling with excavated soil (other than sand) compling with standard specification for filling in foundation and basement etc. complete

Disposal of surplus earth

Supplying and fixing C.I.steps.

Providing Iron Barricading of size 2.50 m width and 1.75 m height using 40x40x4 mm angle for outer frame supports, 25 x 25 x 3 mm angle for inner frame supports and 20 gauge thickness MS sheet for name board (as per drawing) including cutting, welding, fabrication charges and one coat of primer and 2 coats of enamel paint of approved quality, writing "METRO WATER" & work detail/ caution sign, providing necessary interlocking arrangements with adjoining units, fixing danger flags, danger lights, reflectors, fixing stickers etc, including watching during night and placing the barricading units as directed at the sites.

Road cut

Cutting Asphaltic Road

Non Bus route

Bill No.3: RCC COLUMN & ISMB 300

Excavation in hard stiff clay, stiff black cotton, hard red earth, shales, muram, gravel stoney earth and earth mixed with small size boulders as per SS 20B with initial lead of 10m and lift of 2.0m etc. complete.

Upto 2.0 m below GL

From 2.0 m to 3.0 m below GL

Supplying and filling crushed stone sand (M sand) for foundation and basement including watering, consolidating, ramming etc. complete.

Cement concrete 1:3:6 using 40mm gauge hard broken stone jelly including laying in layers of not more than 15cm thick including ramming curing etc complete (M-sand)

1.5 m to 4.5 m below GL

Providing form work with centering for soffits of reinforced cement concrete slabs or plain surfaces including strutting upto 3m high.

Upto 3.0 m height above and below GL

Providing and laying in position machine batched machine mixed and machine vibrated design mix. Sulphate resistance cement concrete M25 grade (M-sand) for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing, Mixer, vibrator, etc. as per standard specification and as directed at site

Upto 1.5 m below GL

From 1.5 m to 4.5 m below GL

Upto 1.5 m above GL

From 1.5 m to 4.5 m above GL

Supplying, fabricating CRS bars manufactured by Primary steel including cost of steel, binding wire, cutting, cranking and tying, in position with binding wire assembly etc complete.

Plastering with cement mortar 1:3 (SRC) using Crushed stone sand (M-sand) for 12mm thick including curing, etc., complete.

Colour washing two coats over one coat of white washing

Refilling with excavated soils (other than sand) complying with standard specifications for filling in foundations & basement

Disposal of surplus earth

Supply and fixing ISMB 300mm of 42.2kg/m for 7m on column over suction well

Erecting pulley block of 1 Tonne capacity with a 3m chain including additional chain length of 8m facilitate for horizontal movement on the beam etc complete - For Suction well

Painting with superior quality ready mixed paint of chocolate, light green, grey or any other approved colour over ISMB (for new iron work two coats).

Bill No.4: PIPES AND SPECIALS FOR SUCTION WELL

Delivery Pipe & related Specials within Well

100 mm dia CI D/F Duckfoot Bend

100 mm dia CI - 3m D/F pipe

100 mm dia CI - 2m D/F pipe

100 mm dia CI - 1.5m D/F pipe

100 mm dia CI - 0.5m D/F pipe

100 mm dia CI D/F 90 deg Bend

100 mm dia CI 1m D/F pipe

Delivery Pipe & related Specials within Valve Chamber

100 mm dia CI - 1.5m D/F pipe

100 mm dia CI Non-Return Valve

100 mm dia CI - 0.5m D/F pipe

100 mm dia CI Sluice Valve

100 mm dia CI - 0.5m D/F pipe

Common Header Pipe & related Specials within Valve Chamber

200 x 100mm CI A/F Radial Tee

200 mm dia CI - 0.5m D/F pipe

200 mm dia CI Fl/Spi Tail Piece

200 mm dia Blank Flange

Jointing the C.I.Double flanged pipes and specials with rubber insertion to the required specifications with M.S. bolts and nuts, complete and testing the pipies to the required pressure with water (including cost of jointing materials) For depth upto 2m,

100 mm dia

200 mm dia

Bill No.5: SUPPLY, DELIVERY, ERECTION & COMMISSIONING OF ELECTRICALLY DRIVEN NON CLOG SUBMERSIBLE SEWAGE PUMPSETS WITH ALLIED ELECTRICAL WORKS FOR

Supply and delivery of submersible centrifugal sewage non-clog pumps, vertical spindle type pump , wear resistancewith submersible motor for the various duty conditions. Pump shall be capable of handling min 100 mm solid size withsewage specific gravity of up to 1.05. Pump shall be of robust construction, Liquid passages shall be finished smoothand 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 shouldbe provided to protect the motor from ingress of sewage along the shaft. The critical speed of the rotor shall be atleast 30% above the operating speed. Pumps should have double bearings between the pump & motor. The bearingslife shall be minimum 100,000 hrs of operation with greased for life. Pump should be provided with automatic couplingdevice including pedestal, duck foot bend, stainless steel guide pipe or related accessories of suitable size to facilitatelifting and lowering into guide rails for easy maintenance. Pump shall be provided with a stainless steel lifting chainconforming to BS 970 Gr 304. Pump speed shall be of 1450 rpm for low dutypumpsets. Casing and impeller should be of CI Gr. FG 260:IS210 more preferably with hardened impeller.Shaft shouldbe of stainless steel AISI 410. All the fasteners and bolts shall be of AISI 410.The submersible motor shall be operatedwith 3ph, 415 V(+or– 10%), 50Hz(+or-5 %) dry induction type. Motor shall be capable of giving rated output withoutreduction in the expected life span when operated continuously. The rotating assembly shall be dynamically balancedas per standards. The starting current of the motor shall not exceed 200% of rated full load current for Star / Delta orATS starting under any circumstances .The motor shall be suitable for full voltage star delta / ATS starting. The lockedrotor current of the motor shall not exceed 600% of full load current unless otherwise specified. Motor shall bedesigned to withstand 120% of rated speed for two minutes without any mechanical damage, in either direction ofrotation.

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 instator winding temperature (15 deg Celsius), bearing temperature, leakage in the stator housing and terminal box shallbe provided and to be suitably interlocked with the control panel for tripping the pump in case of increase intemperature beyond set limit. Insulation class shall be of “Class H” and degree of protection shall be of IP 68 as per IS4691. Motor shall be suitable for continuous operation in fully submerged or partially submerged condition.Thepumpset shall be supplied with power cable of PVC insulated and PVC sheathed, copper, flexible, roundtype with required conductor size and number of cores as per starting method and of specified length for continuoususe under water and air. The control cable of PVC insulated, PVC sheathed, flexible for stator winding temperaturesensor 3core x 1.5 sq.mm copper conductor and for bimetallic switches 2core x 1.5 sqmm copper conductor shall beprovided. Motor shall be supplied with 10m of round submersible copper cable of suitable size. The non clogsubmersible 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)

Pump 1 - 960 lpm against a total head of 25 m

Supply, delivery, erection, testing and commissioning of following sizes of power shunt capacitor for power factor improvement, suitable to operate on 415V, 3Ph,50Hz A/C supply, on suitable angle iron frame-works (37.5 mm x 37.5 mm x 6.24mm ) at a height of 0.25m from the ground, including earthing and incidental civil works etc., complete.

Pump 1 - 4 kVAR

Supplying and fixing of 63 Amps Triple Pole fuse carrier in MS Sheet steel encloure with provision for accommodating the TNEB meter including earthing etc., complete.

Supplying and fixing of 63 Amps Triple Pole SFU with HRC fuses on suitable angle iron frame with earth connection only.

Capacity of M.V. Panel - 63 Amps

63 A FP(SN) MCCB 25 kA (for EB)-1 No.

50 A FP(SN) MCCB 25 kA (for DG)-1 No.

32 A TP MCCB 25 kA for Pump 1-2 Nos.

32 A TP MCCB 25kA (for Pump 1 cap.)-2 Nos.

63 A TP MCCB 35kA (for PLC Panel)- 1 No

32 A TPN MCB 10kA (for LDB & PLC)- 2 Nos

Capacity of D.G. Set - 30 kVA

Supplying and clamping of variuos sizes of PVC insulated PVC sheathed armoured aluminium LT UG cable by MS clamps on wall or in a trench to be excavated at a depth of 2 ½ ' putting 6” layer of sand and covering the cable with brick and sand refilling the earth to make good as directed.

From 63 Fuse Carriers to 63 Amps SFU & from there to 63 Amps MCCB Switch of MV panel (Wall) size 3.5C, 25 Sqmm

From Control Panel of DG to 50A MCCB of MV Panel (Under ground) size 4C, 16 Sqmm

From 32 A MCCB of MV Panel to Control Panel of Pump 1 (Wall) size 4C, 6 Sqmm

From 32 A MCCB of MV Panel to Pump 1 Capacitors (Wall) size 3C, 10 Sqmm

From 32A MCB of MV Panel to LDB and PLC Panel (Wall) size 4 core 10 sq.mm

From control Panel of Pump to Local P.B. Station and for PLC signal cables size 3 core 2.5 sq.mm copper (Under ground)

Supplying and fixing of cable gland and termination with Al. cable lugsfor the following sizes of PVC insulated PVC sheathed armoured alumunium LT UG cable and with earth connection.

size 3.5C, 25 Sqmm (EB)

size 4C, 16 Sqmm (DG)

Size 4C, 6 sq.mm (Pump 1)

size 3C, 10 Sqmm (Pump 1 capacitor)

Size 4 core 10 sq.mm (LDB & PLC)

size 3 core 2.5 sq.mm copper

Supply delivery and fixing of out door weather proof junction box fabricated in MS sheet steel (12 SWG for front 14 SWG for other sides) near the suction well for terminating the Pump power cable and control cable on an angle iron frame at convenient height for working and above the local MFL with provision for terminal block & earthing as per IS including incidental civil works etc.,complete.

For Pump 1

Supply, delivery and fixing of out door wheather proof Local Push Button station in the compartment provided in the Junction Box with 1 No"ON" and 1 No "OFF" push buttons (the "OFF" push button shall be locable in "OFF" position).

Supply, delivery and erection of Single Phase 6 way 16 Amps, 10kA LDB with the following: 1 No. of 16A, DP RCCB 4 Nos of 6A, SP MCB in sheet steel enclosure fitted with busbars and neutral links and suitable angle iron frame works with provision for earthing etc. complete.

Run of 2 of 2.5 sq mm PVC unsheathed copper single core cable in PVC pipe for mains with continuous earth connection by 14 SWG wire From the MCB DB to the Switch boards in office, store,and 16A power socket.

Wiring with 2.5 sq mm PVC insulated single core copper cables of 650 V Grade on suitable rigid PVC pipe on wall and ceiling with PVC accessories, with MS switch box covered with 3 mm thick hylam sheet with continous earth wire connection of 14 SWG TC wire.

Light points

Fan Points

Wiring with 2.5 sq.mm PVC unsheathed single core copper cable on suitable rigid PVC pipe for 5A 3 pin CS plug non interlocking including supply and fixing of plug pin top in MS box with continuous earth connection by 14 SWG TC wire.

Lighting Fixtures

Supplying and fixing of box type 4’ 20W single LED fitting complete with TW round block and tube on ceiling or wall with connection.

Supplying and fixing of 18 Watt LED lamp with round type LED Troffer recessed mounted fitting complete.

Supplying and fixing of 12" sweep AC exhaust fan complete including providing necessary opening in the wall.

Supply and fixing of 48" sweep AC ceiling fan complete with regulator with lm down rod (stem pipe) including supplying and fixing of fan clamp with side plates and cross arms.

a) Supply and erection of 1 No 3" dia 2 m long tubular Wall Mounted post with complete 120W LED lamp with necessary fitting and other accessories etc.

Supplying and clamping of PVC , LTUG cable by M.S.clamps on wall for 2 core 4 sq.mm

Suppling and fixing of cable gland and termination with earth connection for 2 core 4 sq.mm

Supplying and fixing of 15 amps, single phase, DP SFU switch with F&N on suitable TW Board with earth connection only

a) Supply and erection of 1 No 3" dia 5 m long tubular Pole Mounted post with complete 250W sodium vapour lampwith necessary fitting and other accessories etc.

Supplying and laying of PVC , LTUG cable under ground in a trench to be excavated at a depth of 2 ½ ' putting 6” layer of sand and covering the cable with brick and sand refilling the earth to make good as directed for 2 core 4 sq.mm

Supplying and clamping of PVC , LTUG cable by M.S.clamps on wall for 2 core 4 sq.mm

Suppling and fixing of cable gland and termination with earth connection for 2 core 4 sq.mm

Supplying and fixing of 15 amps, single phase, DP SFU switch with F&N on suitable TW Board with earth connection only

Supply and delivery of the following safety equipment a) 5 kg capacity ISI marked dry chemical powder type fire extinguisher

First Aid box ( medium)

Fire bucket - 3 Nos with MS stand

Rubber mat 6mmthick of 1.1 kv grade of size 2m x 1m

Fire safety rules chart

Shock treatment chart

"Caution / Danger" Board

Supply and delivery of the following tools:

Double ended open jaw spanner set of size in mm 6x7, 8x9, 10x11, 12x13, 14x15, 16x17, 18x19, 20x22, 20x23 24x27, 25x28 & 30x32

Ring spanner set of size in mm 6x7, 8x9, 10x11, 12x13, 14x15, 16x17, 18x19, 20x22 20x23 24x27, 25x28 & 30x32.

Screw driver of size 12 inches

Cutting plier of size 8 inches

Tong Tester ( clamp on type- multiutility) A C voltage 0 - 750 V AC current 0 - 1000 A D C voltage 0 - 1000 V Resistance 0 - 40 mega ohms

Electrical tester

Diesel Filling Pump (Hand operated )

Measuring Dip Rod (MS) (for measuring 200 ltr. standard Barrel )

Hack Saw frame with blade

Lever type Grease gun

Supply and delivery of Rechargeable emergency lamp with 600mm Fluorocuent lamp, dry type rechargable battery etc.,complete.

Earthing as per ISI specifications with necessary masonary work

Supply and connection of earthing conductor including two coats of approved painting and laying between earth pit and equipments

25 x 6 mm GI Flat

40 x 6 mm GI Flat

Supply, Delivery, erection, testing and commissioning of PLC Control Panel including the Remote Terminal Unit/ Programmable Logic Controller (RTU/PLC), Human Machine Interface (HMI), GPRS modem, 1 kVA UPS and accessories along with mounting assembly & cables including installing the PLC programming package and interconnecting with the existing SCADA System at Centralized Monitoring Location (the software will be provided by CMWSSB) as directed by Engineer and interconnecting with the ultrasonic level transmitters, electromagnetic flow meters and with existing MV panels, Capacitor panels at each sewage Pumping Station to switch ON/OFF the pumps based on level feedback, Switch ON/OFF the existing capacitor bank to maintain Powerfactor as per EB norms, and to monitor EB/ DG supply including incidental civil works etc., complete.

Supply, Delivery, erection, testing and commissioning of Ultrasonic Level Transmitter of range 0 - 15 meters in the collection well with necessary mounting arrangements including incidental civil works etc complete.

Operation and maintenance of the installation: Operation and maintenanceof the plant with all auxiliary equipment for a period of 120 days after satisfactory supply, erection , commissioning and operating the entire plant for 30 days, free of cost by the contractor before handing over the plant to the Board.

Bill No.6: PANEL ROOM- 6m x 4m Size

Excavation in hard stiff clay, stiff black cotton, hard red earth, shales, muram, gravel stoney earth and earth mixed with small size boulders as per SS 20B with initial lead of 10m and lift of 2.0m etc. complete.

Upto 2.0 m below GL

2.0 to 3.0 m below GL

Supplying and filling sand for foundation and basement including watering, consolidating, ramming etc. complete.

Cement concrete 1:3:6 using 40mm gauge hard broken stone jelly including laying in layers of not more than 15cm thick including ramming curing etc complete.

Upto 1.5 m below GL

1.5 m to 4.5 m below GL

Providing form work with centering for soffits of reinforced cement concrete slabs or plain surfaces including strutting upto 3m high.

Upto 3.0 m height above and below GL

Above 3.0 m upto 4.0m height above GL

Above 4.0 m upto 5.0m height above GL

Above 5.0 m upto 6.0m height above GL

Providing and laying in position machine batched, machine mixed and machine vibrated design mix cement concrete of M25 grade for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing, fixing, fan clamps etc., as per standard specification and as directed by the Board officers complete.

Upto 1.5 m below GL

1.5 m to 4.5 m below GL

Upto Plinth above GL

Upto 4.5 m above Plinth

4.5 m to 9.0 m above Plinth

Sun shade laying C.C. 1:2:4 for RCC sunshade work using 20mm hard broken stone jelly 80mm thick at wall end and 50mm thick at free end projecting 600mm from wall face moulded along with RC lintels and tailed into the full thickness of wall where there are no lintels excluding cost of reinforcement but including centering, shuttering, compacting, curing and finishing, etc., complete

Supplying and fabricating CRS/Thermo Mechanically Treated High Corrosion Resistance bars manufactured by Primary steel producers/Integrated Steel Plants as per IS:1786-2008,including fixing with binding wires, assembling and laying in position for all RCC works as follows: 10mm - 32 mm dia rod (Fe-500 D Grade with CRS material)

Stock brick work in cement mortor 1:4 using second class bricks including curring etc. complete for 23 cm thick wall

From 1.5 m below GL & upto plinth level above GL

For Groud floor upto 4.5 m from Plinth

For 11 cm thick wall

Upto 4.5 m above First Floor level

Plastering with C.M 1:3 for 12mm thick including curing etc. complete

Special celling plastering 10mm thick with C.M. 1:3 for RCC slabs and beams, columns, roof slabs and sun shade

Supply and Delivery Fabrication of MS doors and windows with outer frame and shutter frame in MS angle of size 40mm x 40mm x 6 mm with MS flat 25mm x 25mm x 6mm and MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locking arrangements including two coats of approved enamel paint over coat of red oxide including cost of angles, plates, sheets, fabrication charges, cost of hold fast and transportation charges etc., complete.

Flooring 100mm thick base concrete in C.M. 1:4:10 using 40mm B.G. jelly etc. complete

Paving Hydraulic Pressed Cement Double Charged Vitrified Tiles of size 800 x 800 x 10mm finished thickness with small Verona or Indian Marble Chips (other than Salem Magnasite) with CM 1:3, 20mm thick and painted with same colour Cement including polishing with power polisher to a high degree of polish so as to be perfectly smooth and glossy with GREY colour

Supplying and fixing in position Cement based hydruali-cally pressed Anti-Skid tiles (pattern design) 20 mmthick in cement mortar 1:3 , 20 mm thick & pointed with same colour of cement etc.,complete.

Dadooing walls with glazed tiles of sizes 15cmx15cmx6mm thick laid in CM 1;2, 10mm thick and pointing with white cement using 0.4 Kg/m2 including finishing the joint and pointing flush with tile surface, etc., complete

Main room

Dadooing walls with glazed tiles of sizes 15cmx15cmx6mm thick laid in CM 1;2, 10mm thick and pointing with white cement using 0.4 Kg/m2 including finishing the joint and pointing flush with tile surface, etc., complete.

Toilet

Terrace flooring with two course of pressed tiles 15x15x12 cm using cement mortor 1:3 mixed with crude oil 10% by weight of cement and pointed with same oiled mortar

Weathering course: Concrete with broken brick jelly 20mm guage in pure slacked lime over RCC roof slab in proportion of 32:12 (no sand to be used) well beaten with wooden beaters to be required depth of 80mm thick and giving rerquired slope and thickness to roof as required etc. complete.

Supplying and erecting rolling shutters 76mm, 18 guage of galvanized steel sheet with push and pull type or self coiling type operated by pulling hook with top cover including locking arrangements and fixed in position inside or outside etc. complete and painting with priming coat of red oxide without lock (Payment will be made only for actual opening of shutters)

ALUMINIUM OPENABLE TYPE WINDOW SIZE 1.2M X 1.3M Manufacturing, supplying and fixing in position Anodised Alu. Natural colour mat finish with openable type window with extruded Alu. Sections with two panels of size (Frame - 38 x 33 x21 x 2.4mm @ 0.615 Kg/m, Shutter: Bottom, Top - 38.5 x 33 x 24.5 x 3 & 4mm @ 0.706 Kg/m, Interlocking vertical - 59 x 33 x 25 x 2.5mm @ 1.135 Kg/m) with necessary accessaries such as rubber beadings best quality of lock handle hinges, stays and fixing 4 mm thick plain /frosted /pin headed glass including cost of all materials labour for electrical consumption required for drilling holes in RCC columns, beams, masonry wherever necessary with power drill to the extent required and made good to the original conditions after fixing as directed by the Board officers.The Al.Surfaces is to be anodised with matt finish usder electrically condition in accordance with ISI 1868/1962 specification for an average anodic film thick of not less than 15 microns. (All materials should be got approved by the Site Engineer before fixing in position)

ALUMINIUM DOOR SINGLE LEAF SIZE 2.1M X 1.0M Supplying, fabricating and fixing in position of Alumi. Anod. natural colour matt finish door half glazed and half PLB board using 12 mm thick PLB board and 5.5 mm thick glazed door using rectangular Alu.Box section of size (Frame : Section - 101.60 x 44.45 x 3.18 mm @ 2.399 Kg/m, Shutter : Top, Middle, Vertical style- 50 x 44.45 x 2.5mm @ 1.292 Kg/m, Bottom - 100 x 44.45 x2.5mm @ 1.974 Kg/m) with necessary accessories such as rubber beading, Al. Clips, Best double action floor springs, Aluminium Handles on both sides, floor stopper, Tower bolt, Locks and glass including all materials, Labour, power consemption charges required for fabrication if necessary chipping, dismantling making necessary holes in RCC Coloums, Beams or Masonry wherever necessary with power drill to the extent required and made good to the original conditions after fixing etc.,complete. The Alumi. surface must be anodised with matt finish under electrically controlled condition in accordance with IS specification 1868 / 1962 of Anodic filthickness of not less than 15 Microns (Fifteen) for all sections.All the materials should be got approved by the Site Engineer before fixing as directed.

LOUVERED VENTILATOR Supplying and fixing in position aluminium anodised colour matt finish Louvered Ventilator. The outer frame will be 62x38x2mm @ 1.17 kg/m and the louvers with moving arrangements will be made with Alu. Channel of size 60x30x4mm @ 1.27 kg/m with necessary glass pans for louvers 4mm thick Al. Clips, including all materials, labour & power consumption charges required for fabrication if necessary chipping dismantling making holes in RCC columns, beams or masonry wherever necessary with power drill to the extent required and make good to the original conditions after fixing etc., complete. The Aluminium surface is to be anodised with matt finish under electrically controlled condition in accordance with ISI specification 1868/1962 of anodic film thickness of not less than 15 microns (fifteen) for all sections. All the materials should be got approved by the Site Engineer before fixing in position as directed.

Supplying and fixing M.S. grills for window and gate including one coat of primer with red lead etc. complete as directed.

Colour washing two coats over one coat of white washing

White washing three coats (Ceiling)

Painting two coats with superior quality ready mixed paints of chocholate colour, light green, grey colour or any other approved colour over painting with primary coat (red lead) on new iron work: Rolling Shutter

Refilling with excavated soils (other than sand) complying with standard specifications for filling in foundations & basement

Disposal of surplus earth

SANITARY ARRANGEMENTS

Supplying and fixing 51 cm colour glazed water closet pan with P or S trap including foot rests (colour glazed) and supplying, laying 100mm dia SWP, concrete encasing the W.C. appurtenances etc., complete.

Providing and fixing 100 mm dia CI soil pipe

100mm dia CI soil pipe bend without door arrangements

Providing and fixing 50 mm dia CI soil pipe bend without door arrangement for bathroom

Providing and fixing 50 mm dia CI soil pipe for bathroom

Providing and fixing 15 x 10 cm SW gully trap with CI gratings in BJ concrete in CM 1:4:10 with silt pit diaphragm arrangements etc., complete.

Supplying, laying , jointing and testing 100mm dia SW pipe including earthwork excavation for trenches in hard stiff clay, stiff black cotton, hard red earth, shales, muram, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with initial lead of 10m , lowering the pipes into the trenches, aligning, refilling the trenches with excavated earth in layers of not more than 23 cm thick watering, ramming to consolidation and disposal of surplus earth, etc. complete at an average depth of 2.0m.

Construction of inspection chambers of following sizes with earth work excavation for foundation, 23cm thick concrete bed using 40mm brick jelly concrete in C.M. 1:4:10 for foundation, brick work in C.M. 1:6 for chamber, plastering with C.M. 1:3,12mm thick, benching, channelling, supplying and fixing 45x45cm medium weight FRC cover and frame, etc., complete for a. 60cm x 60cm x 75cm

WATER SUPPLY ARRANGEMENTS

Supplying and fixing 55cmx40cm laboratory wash basin white glazed with lead and brass connection CP pillar tap, lead waste pipe, C.P plug with single chain, etc., complete.

Supplying and fixing best mirror of size 60cmx45cm of 6mm thick with plywood back including necessary fittings, etc., complete

Supplying and fixing C.P towel rails 45cmx 20mm

Supplying GI pipes and specials of size 25 mm dia including cutting, threading and jointing with necessary specials including carting the materials, fixing to wall with necessary clamps and screws, making holes in roof, repacking the same with necessary brickwork and plastering wherever necessary with scaffolding etc., complete

Supplying and fixing 25 mm GI Gate Valve

Supplying and fixing 20mm C.P Screw down Tap

Supply and delivery of domestic pumpset (centrifugal monobloc pumpset of capacity 100lpm and 20m head with ISI mark as per IS 9079/1989-1HP) including necessary electrical works etc., complete.

Supply and delivery and fixing of HDPE tank 1000 litres capacity as per IS 12701 / 1996 including loading, unloading, transportation and labour charges for fixing of the GI pipes and specials for pipe connection works including cutting, threading and fixing charges as directed at site etc.,

Providing and fixing 160 mm dia PVC Rainwater downfall pipe from roof to the RWH chamber for collecting the water (2 m horizontal distance from RWH pit)

Providing and fixing 75mm dia Nahani trap (floor trap) with brass gratings

Providing and fixing 160 mm dia PVC Rainwater downfall pipe from roof to the RWH chamber for collecting the rain water.

Bill No.7: Supplying and laying of 150 mm dia dedicated sewer pumping main from TNUHDB to Shenoy Nagar Pumping Station in Depot 103, Area VIII

Supply Laying ,Jointing 150 mm dia CI S/S pipes (LA class) with EDPM rubber gaskets including earth work excavation in hard stiff clay, black cotton, hard red earth, shales, murrum gravel, stoney earth and earth mixed with small size boulders depositing the earth on banks with initial lead of 10m, carting the pipes to the site of work lowering in to the trenches, aligning includng refilling the trenches, disposal of surplus earth etc; complete at an average depth of 1.5m

Supply, conveying and fixing CI specials like Tee, Bends and Tapers as per IS 1538 including earthwork excavation, lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, etc. at any depth.

150 mm D/Soc CI 90o Bend

150 mm D/Soc CI 45o Bend

150 mm D/Soc CI 22.5o Bend

Hiring of running charges for removal of cement concrete road by JCB

Supplying and conveying fixing sluice valve as per IS 14846/2000 PN 1 and CI double air valve as per IS 14845/2000 with ISI marking including lowering, aligning etc., complete

80mm Sluice valve

80mm Double Air valve

Supply, conveying and fixing CI D/F pipes as per IS:1537 and CI SS/DF specials like Tee, Bends ,Tapers and Tailpieces as per IS 1538 including earthwork excavation, lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, etc. at any depth.

Specials for 80 mm Air valve

150 mm x 80 mm D/Soc/Fl Tee

Construction of Air valve chamber of size 2.0m x 1.2m x 2.5m including providing and fixing L.S. cover and frame of size 60 x 60cm

80 mm Dia Double Air valve

Construction of chamer for 100mm dia 250mm dia sluice valve including providing and fixing FRC cover and frame of size 60x60cm for size 1.35x1.2x1.55m

Jointing the CI specials with molten lead and yarn including caulking the joints and testing to the required pressure with water. (Including cost of Jointing materials)

Cutting C.I Pipes

150 mm dia

Cutting Asphaltic Road

Non Bus Route

Jointing the double flanged specials with rubber insertion to the required specifications with M.S bolts and nuts, complete.

Providing Iron Barricading of size 2.50 m width and 1.75 m height using 40x40x4 mm angle for outer frame supports, 25 x 25 x 3 mm angle for inner frame supports and 20 gauge thickness MS sheet for name board (as per drawing) including cutting, welding, fabrication charges and one coat of primer and 2 coats of enamel paint of approved quality, writing "METRO WATER" & work detail/ caution sign, providing necessary interlocking arrangements with adjoining units, fixing danger flags, danger lights, reflectors, fixing stickers etc, including watching during night and placing the barricading units as directed at the sites

Testing of M.S./C.I./P.V.C./D.I pipes with hydraulic testing equipment by filling with water(including cost of water@ Rs.77/KL) and testing to recommended pressure in convenient stetches and attending the bursts if any occured during the test, excluding the cost of pipes, including other incidental and operational charges, etc., complete for 150mm dia pipe

Providing wet mix maccadam including the premixing the materials with water

Cement concrete 1:2:4 using 20mm gauge hard broken stone jelly for PCC works excluding centering, shuttering, compacting, curing, finishing etc complete.

For Bed Block

Providing thrust blocks with Plain Cement Concrete in 1:3:6 with 40mm HBG for the CI pumping main including the cost of shuttering, compaction, curing etc. complete.

150 mm D/Soc CI 90o Bend

150 mm D/Soc CI 45o Bend

Hire charges for diesel pumpset for 7.5HP

Bill No.8: INTERCONNECTION BETWEEN TERMINAL MANHOLE AND SCREEN-CUM-GRIT WELL

Supply, delivery, laying and jointing of Double wall corrugated /structured wall plastic polyethylene/polypropylene pipes DWC PE or PP of class SN-8 with non-smooth external Annular Corrugated and Smooth Internal Surfaces in Standard lengths with online coupler and spigot type confirming to IS 16098 (Part-2) 2013 / EN: 13476-3 (latest revision) including elastomeric sealing ring gasket suitable for DWC PE or PP pipes conforming to IS: 5382 (latest revision), freight,insurance, loading into the truck and transporting to the stores / site.. etc including earth work excavation in hard stiff clay,stiff black cotton,hard red earth, shales, muram, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil, depositing the earth on banks with initial lead of 10m and lowering into trenches, aligning and testing of DWC PE or PP pipes, watering and ramming to consolidation, etc., complete. (For Gravity Sewers) 150mm dia pipe at 4.5m depth

Cement concrete 1:3:6 using Crushed stone sand (M-sand) and 40mm gauge hard broken stone jelly for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing, etc., complete

Providing formwork with centering for soffits of reinforced cement concrete slabs or plain surface including strutting upto 3.0m high etc complete complying with standard specifications

Refilling with excavated soils (other than sand) complying with standard specifications for filling in foundations and basement.

Disposal of surplus earth

Bill No.9: COMPOUND WALL

Clearing heavy jungle

Earthwork excavation and depositing on bank with initial lead of 10 metres and initial lift 2.00m (in all type of strata) in hard stiff clay stiff black cotton, hard red earth, shales, Muram, gravel, stoney earth and earth mixed with small size boulders S.S. 20-B. (excluding timbering and bailing out sub-soil water) as per P.W.D. standard schedule of rates for Chennai City.

Upto 2.0 m below GL

Supplying and filling M-sand for foundation and basement including watering, consolidating, ramming etc. complete.

Cement concrete 1:3:6 using Crushed stone sand (M-sand) and 40mm gauge hard broken stone jelly for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing, etc., complete

Upto 1.5 m below GL

From 1.5 m to 4.5 m below GL

Providing form work with centering for soffits of reinforced cement concrete slabs or plain surfaces including strutting upto 3m high

Upto 3 m above and below GL

Providing and laying in position machine batched, machine mixed and machine vibrated design mix cement concrete of M25 grade for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using Crushed stone sand (M-sand) and 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing, fixing, fan clamps etc., as per standard specification and as directed by the Board officers complete.

Upto 1.5 m below GL

Upto 1.5 m above GL

From 1.5 m to 4.5 m above GL

Supplying and fabricating CRS/Thermo Mechanically Treated High Corrosion Resistance bars manufactured by Primary steel producers/Integrated Steel Plants as per IS:1786-2008,including fixing with binding wires, assembling and laying in position for all RCC works as follows

Stock brick work with II class bricks in cement mortor 1:5 (Crushed stone sand (M-sand)) for 23 cm thick walls including curing etc. complete.

Upto 1.5 m above GL

From 1.5 m to 4.5 m above GL

Band course work flat 10mm to 12mm thick and 50mm deep with C.M. 1:3 (Crushed stone sand (M-sand) including curing, etc., complete as directed

20mm thick sand faced cement plaster on wall upto hight 10 meters above ground level consisting of 12mm thick backing coat of CM 1:3 ( 1 cement : 3 sand ) and 8mm thick finishing coat of CM 1:1 ( 1 cement : 1 sand ) etc complete

Colour washing two coats over one coat of white washing

Supplying and fixing barbed wire fencing over the proposed compound wall with ‘L’ angle iron 50 x 50 x 6mm & 1.45m posts bent to shape at 2.5m centres with 6 rows of barbed wire and also in a zig zag manner at 25cm c.c. connecting all the rows with barbed wire will be of 2 ply and 12 gauge or other approved size including drilling hole in ‘L’ iron posts and fixing the posts in cement concrete 1:2:4 of size 15x15x45cm etc as directed.

Refilling with excavated soils (other than sand) complying with standard specifications for filling in foundations and basement

Disposal of surplus earth

Supplying and fabricating and erection of iron gate with of required size as per direction at site with G.I pipes of 50 mm and specials at all sides and 40x40x6mm angles as bracing on which 2 No.of m.s sheet of 16 gauge of size 2x2m each is welded as two halves fixing letter ''METROWATER' including one coat of primer with red lead etc.compete as directed.

Painting with two coats of ready mixed plastic emulsion paint first class quality and of approved colour over a priming coat including thorough scrapping clean removal of dirt, etc., complete and including necessaary plaster of paris, putty, etc., wherever required.

Sub Total (excluding GST)

Varun Kumar Enterprises (BID ID -1219997)

Sri Selvaganapathy Engineers (BID ID -1221024)

SIVASAKTHI ENTERPRISES (BID ID -1221511)

SS FOUNDATION (BID ID -1222046)

Annai Abirami Enterprises (BID ID -1222358)