CNT/SEW/NCB/AMRUT- 2.0 and Singarachennai 2.0/008/2022-23

Amount

Bill No 1.Strengthening of Gravity Sewer Main - Depots 164, 165(P), 166 and 167

Cutting of asphaltic road surface - Non Bus Route

Cutting of asphaltic road surface - Bus Route

Labour for cutting open road for laying water mains or sewer - concrete roads

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 rame 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

Hire charges for diesel pump sets to divert sewer flow including cost of fuel and machinist for running the machine

Removal of existing RCC pipe and disposal of RCC pipes upto 10 km lead

450 mm dia

500 mm dia

600 mm dia

750 mm dia

800 mm dia

1100 mm dia

Carting of excavated earth from site to stacking yard up to 10 km lead

Carting of excavated earth from stacking yard to site for refilling up to 10 km lead

Supply of stone dust for filling

Supplying, laying, jointing (with rubber gaskets) and testing of C.I. pipes including earthwork excavation for trenches in hard stiff clay, stiff black cotton, hard red earth, shales, murams, 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 carting of pipes, lowering into trenches and aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, disposal of surplus earth etc., complete (Timbering included for Depths 2.50m,3.0m,3.5m,..........upto 8.5m) (Including backfilling trenches and disposal of surplus earth) including backfilling of trenches and disposal of surplus earth

300mm dia at 3.5m depth

300mm dia at 4.0m depth

350mm dia at 3.0m depth

350mm dia at 3.5m depth

400mm dia at 3.0m depth

400mm dia at 3.5m depth

450mm dia at 2.5m depth

450mm dia at 3.0m depth

450mm dia at 3.5m depth

450mm dia at 4.0m depth

450mm dia at 5.0m depth

450mm dia at 5.5m depth

500mm dia at 2.0m depth

500mm dia at 2.5m depth

500mm dia at 3.0m depth

500mm dia at 3.5m depth

500mm dia at 4.5m depth

500mm dia at 5.0m depth

500mm dia at 5.5m depth

600mm dia at 2.0m depth

600mm dia at 2.5m depth

600mm dia at 4.0m depth

600mm dia at 4.5m depth

750mm dia at 4.5m depth

750mm dia at 5.5m depth

800mm dia at 4.5m depth

800mm dia at 5m depth

800mm dia at 5.5m depth

900mm dia at 4.0m depth

900mm dia at 4.5m depth

900mm dia at 5.0m depth

900mm dia at 5.5m depth

1000mm dia at 5.0m depth

Reaming 300mm dia pilot bore to 400mm / 450mm bore as directed by Engineer Upto 60m depth ending below ground level

Provision for sub-soil dewatering using Filter point method for depth 5.0m and above

Boring 150mm dia upto hard formation and boring 115mm dia below this in rock formation and inserting 125mm nominal dia PVC (140 mm OD) as per IS 12818/1992 casing pipe upto hard formation. The entire column to be cleaned at site as directed, including hire charges for the power rig for drilling the bores as directed above both upto hard formation and then in rock formation (including the cost of fuel charges, transporting to and from the power rig, etc., complete.)including flushing the bore using compressor,providing danger lights during night time, etc., complete.

Reaming from 140/150mm dia pilot bore to 300mm dia bore as directed by the CMWSS Board Officers upto 60m Depth ending from ground level.

Hire charges for diesel pumpset for 3 HP with fuel and crew charges including transportation

Cutting of CI main (Labour charges only)

300 mm dia

350 mm dia

400 mm dia

450 mm dia

500 mm dia

600 mm dia

700 mm dia

750 mm dia

800 mm dia

900 mm dia

1000 mm dia

Cement concrete 1:3:6 using crushed stone sand (M-saned) and 40mm gauge hard broken stone jelly for PCC works including laying in layers of not more than 15cm thick,compacting, curing etc complete for encasing and end concrete.

Rectification of damaged House Service Connection - Water -Supplying and laying of 20mm dia MDPE (PE80) Blue pipe (IS:4427) with necessary specials including earth work excavation laying jointing testing, refilling the trenches and disposal of surplus earth including Supply of PVC Couplers (Mould) BIS 7834/1975 Part VI, Boring and Tapping mains or Re- Boring and Tapping main and fixing brass screw plugs or ferrules of sizes etc.

Providing and fixing dummies of the following size at 3.0-7.5m depth using diver with helmet with all safety measures including insurance cover for the diver and labours at various depths

upto 400 mm dia

450 mm dia

500 mm dia

600 mm dia

750 mm dia

800 mm dia

1100 mm dia

Dismantling and removing dummies of following size at 3.0-7.5m depth using diver with helmet with all safety measures including insurance cover for the diver and labours at various depths

upto 400 mm dia

450 mm dia

500 mm dia

600 mm dia

750 mm dia

800 mm dia

1100 mm dia

Insertion of machine holes - Construction of RCC manholes using sulphate resistant cement with M30 design mix concrete using Crushed stone sand (M sand) including earthwork excavation as per SS20B , providing point edge to well kerb using ISA 150x75x10mm weighing at 16.9kg/m,sinking well kerb below 2m from G.L.or by open excavation for various depth as per site condition with M30 mix for side wall, raft and roof slab,including cost of steel reinforcement ,including bailing and pumping out water, formwork, plugging the bottom with PCC 1:3:6 using 40mm hard broken granite jelly, laying plain cement concrete 1:3:6 using 12mm to 20mm hard broken granite jelly for fixing frame, fixing FRC manhole cover and frame, providing CI steps, ,benching and channelling including refilling the trenches with excavated earth and disposal of earth etc. Including testing the manhole with water for 48hours to check water tightness and rectifying the defects if any complete for the following size of machineholes

Upto 450 mm dia sewer pipe - Machinehole size 1.2m dia

2.5m depth (precast)

3.5 m depth

4.0 m depth

4.5 m depth

5.5 m depth

6.0 m depth

500 mm dia and above sewer pipe - Machinehole size 1.5m dia

2.0 m depth (precast)

2.5 m depth (precast)

3.0 m depth

3.5 m depth

4.0 m depth

4.5 m depth

5.0 m depth

5.5 m depth

7.0 m depth

Construction of Damaged Machine holes

Removal of damaged machine hole including disposal -Brick or stone masonry in cement mortar walls 3.00m - 6.00m high

Construction of RCC manholes using sulphate resistant cement with M30 design mix concrete using Crushed stone sand (M sand) including earthwork excavation as per SS20B , providing point edge to well kerb using ISA 150x75x10mm weighing at 16.9kg/m,sinking well kerb below 2m from G.L.or by open excavation for various depth as per site condition with M30 mix for side wall, raft and roof slab,including cost of steel reinforcement ,including bailing and pumping out water, formwork, plugging the bottom with PCC 1:3:6 using 40mm hard broken granite jelly, laying plain cement concrete 1:3:6 using 12mm to 20mm hard broken granite jelly for fixing frame, fixing FRC manhole cover and frame, providing CI steps, ,benching and channelling including refilling the trenches with excavated earth and disposal of earth etc. Including testing the manhole with water for 48hours to check water tightness and rectifying the defects if any complete for the following size of manholes for 500 mm dia and above, Manhole size 1.5m dia

4.5 m depth

5.5 m depth

Raising of 45 cm (18”) or 60 cm (24”) dia cast iron manhole frame and door using brick work in C.M. 1:3, grouting with C.C.1:2:4 using 20mm B.G. jelly rendering the top surface smooth with cement etc. complete for 1 Manhole. -upto 30cm

Supply of FRC 60 cm door and Frame heavy duty

Supplying and fixing 150mm dia MS pipe ventilating column 6 m length with C.I.Base for Ventilating Column, Wire Cowl, Supplying, Laying, Jointing and Testing of 150mm dia Stoneware Pipe to a length of 6m for each column with 100mm S.W. stopper including cost of jointing materials such as cement, sand and spun yarn with necessary civil works for construction of Masonry Pillars, Earthwork excavation, refilling etc., complete.

Lighting arrangements (maintenance works ) with genset: Hire charges for portable Genset 1.00 KVA with 2 Nos. of 150W flood light including all incidental charges, transportation, crew charges and fuel charges etc., complete.

Disjointing and relaying DI main of various sizes including cutting of CI/DI mains and Supply and fixing of MJ Collars (Including stacking and storing the material at safe location for relaying)

100 mm dia Pipe

150 mm dia pipe

Supply of HDPE pipes & specials of class PN6 and Lowering HDPE pipes and specials to trench and laying to proper alignment for depth upto 2.0m and removing - for temporary supply of water

100 mm dia Pipe

150 mm dia pipe

Replacing the existing damaged stoneware sewer main by Supplying salt glazed stoneware pipes as per IS 651-2007 of 0.6m length and laying, jointing SW pipes with cement joint, testing including earthwork excavation and laying SW pipe at various size and depths and Cement concrete 1:2:4 using Crushed stone sand (Msand) and 20mm gauge hard broken stone jelly for plain concrete works including laying ramming curing, etc.complete., End concrete

200mm dia at 1.5m depth

200mm dia at 2.0 m depth

200mm dia at 2.5m depth

300mm dia at 1.5m depth

300mm dia at 2.0 m depth

300mm dia at 2.5m depth

Rectification of culvert crossing - Cement concrete 1:4:8 using Crushed stone sand (Msand) 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 for Base Concrete; Cement concrete 1:1 ½:3 using Crushed stone sand (Msand) and 20mm gauge hard broken stone jelly for reinforced cement concrete works including cost of steel, centering, shuttering and cost of steel reinforcement, laying in position,compacting, curing, finishing, etc., complete for Raft slab, Wall concrete, Cover Slab and Including supply and fixing of FRC 60 cm door and Frame heavy duty including disposal of debris and finishing to gradient

Rectification of Stormwater drain - Cement concrete 1:4:8 using Crushed stone sand (Msand) 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 for Base Concrete; Cement concrete 1:1 ½:3 using Crushed stone sand (Msand) and 20mm gauge hard broken stone jelly for reinforced cement concrete works including cost of steel, centering, shuttering and cost of steel reinforcement, laying in position,compacting, curing, finishing, etc., complete for Raft slab, Wall concrete, Cover Slab and Including supply and fixing of FRC 60 cm door and Frame heavy duty including disposal of debris and finishing to gradient

Replacing the existing 200mm stoneware sewer main by laying 250mm DWC pipe at 2m depth - Supply and Delivery and Laying of DWC Structured Wall Polyethylene Piping Systems (Pipe with online/offline coupler and elastomeric sealing ring) with required specials non-smooth external annular corrugated and smooth internal surface (Double wall) (SN 8 Class) for non-pressure underground sewerage, drainage application generally as per IS-16098 (Part-2) type B. including refilling and disposal of surplus earth

Providing new House Service Sewer Connections Providing New House Sewer Service Connections - Supply and laying of 6 KSC PVC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste.

For sewer-110mm dia PVC pipe

For sewer-140mm dia PVC pipe

For interior plastering of circular Machine hole - Plastering with cement mortar1:3 (SRC) (Crushedstonesand (M-sand)) for 20mm thick including curing,etc., complete at various depths including benching and channelling wherever required

upto 3m depth

At 3.5 m depth

At 4.0 m depth

At 4.5 m depth

At 5.0 m depth

At 5.5 m depth

At 7.0 m depth

For exterior plastering of circular Machine hole - Plastering with cement mortar1:3 (SRC) (Crushedstonesand (M-sand)) for 12mm thick including curing,etc., complete at various depths

upto 3m depth

At 3.5 m depth

At 4.0 m depth

At 4.5 m depth

At 5.0 m depth

At 5.5 m depth

At 7.0 m depth

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