Chennai Metropolitan Water Supply And Sewerage Board-CMWSSB has published Tender For Strengthening Of The Existing Sewer System In Alandur, Area Xii (Fall 1) Covering Depot 160,161(P),163(P) And 165(P) In Area Xii, Alandur. Submission Date for this Tender is 13-02-2024. Sewerage Construction Tenders in chennai Tamil Nadu. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Cutting of asphaltic road surface - Non Bus Route |
| 2 | Cutting of asphaltic road surface - Bus Route |
| 3 | Labour for cutting open road for laying water mains or sewer - concrete roads |
| 4 | 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 |
| 5 | Hire charges for diesel pump sets including cost of fuel and machinist for running the machine |
| 6 | 5 HP |
| 7 | 7.5 HP |
| 8 | 10 HP |
| 9 | 20 HP |
| 10 | 40 HP |
| 11 | Removal of existing RCC pipe and disposal of RCC pipes upto 10 km lead |
| 12 | 400 mm dia |
| 13 | 450 mm dia |
| 14 | 500 mm dia |
| 15 | 600 mm dia |
| 16 | 700 mm dia |
| 17 | 800 mm dia |
| 18 | 900 mm dia |
| 19 | 1100 mm dia |
| 20 | Carting of excavated earth from site to stacking yard for road width less than 6.5m |
| 21 | Carting of excavated earth from stacking yard to site for refilling |
| 22 | Supply of stone dust for filling |
| 23 | 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 |
| 24 | 350mm dia at 3.0m depth |
| 25 | 350mm dia at 3.5m depth |
| 26 | 350mm dia at 4.0m depth |
| 27 | 350mm dia at 4.5m depth |
| 28 | 350mm dia at 5.0m depth |
| 29 | 350mm dia at 5.5m depth |
| 30 | 350mm dia at 6.0m depth |
| 31 | 350mm dia at 6.5m depth |
| 32 | 400mm dia at 6.5m depth |
| 33 | 450mm dia at 3.0m depth |
| 34 | 450mm dia at 3.5m depth |
| 35 | 450mm dia at 4.0m depth |
| 36 | 450mm dia at 4.5m depth |
| 37 | 450mm dia at 5.0m depth |
| 38 | 450mm dia at 5.5m depth |
| 39 | 450mm dia at 6.5m depth |
| 40 | 600mm dia at 4.0m depth |
| 41 | 600mm dia at 4.5m depth |
| 42 | 600mm dia at 5.0m depth |
| 43 | 600mm dia at 5.5m depth |
| 44 | 600mm dia at 6.0m depth |
| 45 | 600mm dia at 6.5m depth |
| 46 | 600mm dia at 7.0m depth |
| 47 | 750mm dia at 3.0m depth |
| 48 | 750mm dia at 3.5m depth |
| 49 | 750mm dia at 4.0m depth |
| 50 | 800mm dia at 3.5m depth |
| 51 | 800mm dia at 4.0m depth |
| 52 | 800mm dia at 4.5m depth |
| 53 | 800mm dia at 5m depth |
| 54 | 800mm dia at 5.5m depth |
| 55 | 800mm dia at 6.0m depth |
| 56 | 1000mm dia at 6.0m depth |
| 57 | 1000mm dia at 6.5m depth |
| 58 | Reaming 300mm dia pilot bore to 400mm / 450mm bore as directed by Engineer |
| 59 | Upto 60m depth ending below ground level |
| 60 | Provision for sub-soil dewatering using Filter point method |
| 61 | 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. |
| 62 | 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. |
| 63 | Hire charges for diesel pumpset for 3 HP with fuel and crew charges including transportation Days x hrs/day |
| 64 | Cutting of CI main (Labour charges only) |
| 65 | 350 mm dia |
| 66 | 400 mm dia |
| 67 | 450 mm dia |
| 68 | 600 mm dia |
| 69 | 750 mm dia |
| 70 | 800 mm dia |
| 71 | 1000 mm dia |
| 72 | 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. |
| 73 | Rectification of damaged House Service Connection |
| 74 | For water - 20mm dia MDPE pipe |
| 75 | 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 |
| 76 | upto 400 mm dia |
| 77 | 450 mm dia |
| 78 | 500 mm dia |
| 79 | 600 mm dia |
| 80 | 700 mm dia |
| 81 | 800 mm dia |
| 82 | 900 mm dia |
| 83 | 1100 mm dia |
| 84 | 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 |
| 85 | upto 400 mm dia |
| 86 | 450 mm dia |
| 87 | 500 mm dia |
| 88 | 600 mm dia |
| 89 | 700 mm dia |
| 90 | 800 mm dia |
| 91 | 900 mm dia |
| 92 | 1100 mm dia |
| 93 | Insertion of machine holes |
| 94 | 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. |
| 95 | Upto 450 mm dia Manhole size 1.2m dia |
| 96 | 3.5 m depth |
| 97 | 4.0 m depth |
| 98 | 4.5 m depth |
| 99 | 5.0 m depth |
| 100 | 5.5 m depth |
| 101 | 6.0 m depth |
| 102 | 6.5 m depth |
| 103 | 500 mm dia and above, Manhole size 1.5m dia |
| 104 | 3.0 m depth |
| 105 | 3.5 m depth |
| 106 | 4.0 m depth |
| 107 | 4.5 m depth |
| 108 | 5.0 m depth |
| 109 | 5.5 m depth |
| 110 | 6.0 m depth |
| 111 | 6.5 m depth |
| 112 | 7.0 m depth |
| 113 | Construction of Damaged Machine holes |
| 114 | Removal of damaged machine hole including disposal |
| 115 | Brick or stone masonry in cement mortar walls 3.00m - 6.00m high |
| 116 | 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. |
| 117 | 500 mm dia and above, Manhole size 1.5m dia |
| 118 | 4.0 m depth |
| 119 | 5.0 m depth |
| 120 | 6.0 m depth |
| 121 | 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. |
| 122 | upto 30cm |
| 123 | Supply of FRC 60 cm door and Frame heavy duty |
| 124 | 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. |
| 125 | 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. |
| 126 | Disjointing and relaying DI main excluding excavation - Labour only |
| 127 | 100 mm DI Pipe |
| 128 | 150 mm DI pipe |
| 129 | 200 mm DI pipe |
| 130 | 300 mm DI pipe |
| 131 | 400 mm DI pipe |
| 132 | Supply and fixing of HDPE pipes for temporary supply of water |
| 133 | 100 mm DI Pipe |
| 134 | 150 mm DI pipe |
| 135 | 200 mm DI pipe |
| 136 | Replacing the existing damaged stoneware sewer main by laying SW pipe at various size |
| 137 | 200mm dia at 1.5m depth |
| 138 | 200mm dia at 2.0 m depth |
| 139 | 200mm dia at 2.5m depth |
| 140 | 300mm dia at 1.5m depth |
| 141 | 300mm dia at 2.0 m depth |
| 142 | 300mm dia at 2.5m depth |
| 143 | Rectification of culvert crossing |
| 144 | Rectification of Stormwater drain |
| 145 | Replacing the existing 200mm stoneware sewer main by laying 250mm DWC pipe at 2m depth |
| 146 | New House service connections |
| 147 | Providing new House Service Connections |
| 148 | For sewer-110mm dia PVC pipe |
| 149 | For sewer-140mm dia PVC pipe |
| 150 | Plastering with cement mortar1:3 (SRC) (Crushedstonesand (M-sand)) for 20mm thick including curing,etc., complete at various depths |
| 151 | For interior plastering of circular Machine hole |
| 152 | upto 3m depth |
| 153 | At 3.5 m depth |
| 154 | At 4.0 m depth |
| 155 | At 4.5 m depth |
| 156 | At 5.0 m depth |
| 157 | At 5.5 m depth |
| 158 | At 6.0 m depth |
| 159 | At 6.5 m depth |
| 160 | At 7.0 m depth |
| 161 | Plastering with cement mortar1:3 (SRC) (Crushedstonesand (M-sand)) for 12mm thick including curing,etc., complete at various depths |
| 162 | For exterior plastering of circular Machine hole |
| 163 | upto 3m depth |
| 164 | At 3.5 m depth |
| 165 | At 4.0 m depth |
| 166 | At 4.5 m depth |
| 167 | At 5.0 m depth |
| 168 | At 5.5 m depth |
| 169 | At 6.0 m depth |
| 170 | At 6.5 m depth |
| 171 | At 7.0 m depth |
| 172 | Sub Total (excluding GST) |
| 173 | GST @18% |
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