Chennai Metropolitan Water Supply And Sewerage Board Tender
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Chennai Metropolitan Water Supply And Sewerage Board - CMWSSB Tender
Eprocure
Opening Date10 Aug 2020
Closing Date24 Aug 2020
Tender Amount₹ 2,76,37,000
Costs
EMD
₹ 1,48,500Document Cost
Refer DocumentsTender Fee
Refer Documents
Description
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Contact
Tender Id
2020_CMWSS_175263_1Bid Award Id
ViewTender No
CNT/SEW/CRRT/PHASEI/078A/20-21Tender Authority
Chennai Metropolitan Water Supply And Sewerage Board ViewPurchaser Address
-Website
http://https://chennaimetrowater.tn.gov.in/
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Documents
CRRT Phase I Packag 44 Enlargement of gravity sewer main at Padi Pudhu Nagar Main Street in Dn.90, Area-VII
BOQ Items
300 mm diameter
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at 4.0m depth
120
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at 4.5m depth
32
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350 mm diameter
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at 4.0m depth
150
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at 4.5m depth
150
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at 5.0m depth
150
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at 5.5m depth
150
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at 6.0m depth
45
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Supplying Double Wall Corrugated HDPE pipes (SN 8 grade) as per the latest revision of IS 16098: 2013 with ISI markings on it, laying and jointing the pipes with rubber joint using sealing rings as per IS 5382, testing of DWC HDPE pipes 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 and aligning, bedding, haunching and initial backfilling extending upto 150mm above soffit of the pipe using stone dust, refilling the trenches with excavated soil as per IS 16098(Part 2):2013, watering and ramming to consolidation, disposal of surplus earth etc., complete including the cost of jointing materials.
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200 (203 mm OD)
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at 1.5m depth
50
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at 2.0m depth
150
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at 2.5m depth
60
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250 (253.6 mm OD)
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at 2.0m depth
36
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at 2.5m depth
113
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at 3.0m depth
113
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Precast circular RCC maintenance holes using sulphate resistant cement by open excavation (From 2.00m and upto 2.5m average depth range)
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Construction of Precast circular RCC maintainence holes using sulphate resistant cement with M30 design mix concrete including earthwork excavation as per SS20B including timbering and pumping charges(for 2.5m depth and above),Providing Plain Cement Concrete 1:1.5:3 using 20mm B.G. jelly for foundation,supplying and filling sand for bedding, Providing base units of 1m height(base slab and sidewall),riser unit (without corbel) of varying heights to suit the various depth requirements and roof
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slab including cost of steel reinforcement, cost of fabricating the steel mould using MS sheet and ISA angles including material and labour cost, Providing CI steps,fixing FRC Maintainence hole frame and door,benching and channelling ,refilling with excavated earth and disposal of surplus earth, joining of precast units by grouting with CM1:1 and polyurethane based water proofing compound 1% (by weight of cement ) at shear key and protruded bars- grout holes locations,Cost of conveyance and erection charges of precast maintainence holes at the required position as directed by the engineer at site including testing the Maintainence hole with water for 48 hours to check water tightness and rectifying the defects if anyfor the following sizes and depths.
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For Sewer diameter upto 450 mm
Maintainence hole Size 1.20m Dia
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at 2.0 m depth
1
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at 2.5 m depth
4
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Cast insitu circular RCC maintenance holes using sulphate resistant cement by sinking method/open excavation depending on site condition (From 3.00m and above average depth range)
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Construction of RCC maintainence holes using sulphate resistant cement with M30 design mix concrete 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 Maintainence hole cover and frame, providing CI steps,benching and channelling including refilling the trenches with excavated earth and disposal of earth etc. Including testing the Maintainence hole with water for 48hours to check water tightness and rectifying the defects if any complete for the following size of maintainence holes.
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For Sewer diameter upto 450 mm
Maintainence hole Size 1.20m Dia
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at 3.00 m depth
4
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at 3.50 m depth
9
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at 4.00 m depth
10
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at 4.50 m depth
7
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at 5.00 m depth
5
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at 5.50 m depth
5
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at 6.00 m depth
1
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Road cutting works
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Non bus route asphaltic roads
1202
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Bus route asphaltic roads
770.25
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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.
2696
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Supplying and fixing 150mm dia MS Ventilating columns 6.0m length with CI 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 SW stopper including cost of joining materials such as cement, sand and spun yarn with necessary civil works for construction of Masonry Pillars, earthwork excavation, refilling etc., complete.
4
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Cement concrete 1:3:6 using 40mm gauge hard broken stone jelly & SRC for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing, etc., complete
28
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Supplying and filling with stone dust for bedding of DWC PE Pipes including ramming consolidating etc., complete
179.96
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Refilling with excavated soils (other than sand) complying with standard specifications for filling in foundations and basement
811.5
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Disposal of surplus earth
97.79
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Cutting Pipes
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DWC
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200 mm dia
26
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250 mm dia
11
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CI
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250 mm dia
10
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300 mm dia
6
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350 mm dia
22
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Providing and fixing Dummy including removing after completion pipe laying work etc.
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200mm dia @ PPN Cross Streets
52
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Hire charges for diesel pumpset above 3 Hp to 7.5 Hp with fuel and crew charges including transportstionfor dewatering.
784
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Providing House service connection: Supplying, laying jointing and testing UPVC pipe 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. lowering the pipes into the trenches, aligning, refilling the trenches with excavated earth in layers of not more than 23cm thick watering, ramming to consolidation and disposal of surplus earth etc., complete
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110mm dia upto a depth of 1.0m
480
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160mm dia upto a depth of 1.5m
210
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