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| Tender ID | 2785617 |
|---|---|
| Organisation Name | Irrigation And Waterways Department |
| Tender Brief | Corrigendum : Anti-erosion Work To The Left Bank Of River Ganga For A Length Of 5900 M At Kataha Diara From Bengal-bihar Border At Srikantatola To Off Take Point Of River Kosi Within Ps Ratua, Block Ratua-i In The District Malda |
| Last Date For Submission | 12th Mar, 2026 |
| Opening Date | 12 Mar, 2026 |
| Document Cost | 500.00 |
|---|---|
| EMD | 5000000.00 |
| Estimated Cost | 764207416.00 |
| City | Kolkata |
|---|---|
| State | West Bengal |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | Making cubical bamboo porcupine cages with bamboo of 60 mm to 75mm dia. Having length of 1.8 metre each for all horizontal and vertical struts and 2.5 metre length for diagonal struts, horizontal 3 nos and 3 nos vertical struts should be placed equi-distant from each face to make the square cage of outer dimension 60 cm x 60 cm and projecting each strut by 60 cm on all directions. Two nos dioganals or cross bamboo posts should be placed on each face having their centre tied with the centre of cage proper including fitting, fixing corners, vertical, horizontal and diagonal struts with iron nails not less than 20 cm long and tying corners with 16 SWG galvanized iron wire, filling the cages with boulders / lump aggregates. Cages builts with 10 SWG hexagonal or square pattern 10 cm mesh, with proper lapping, tying and sewing with 10 SWG GI wire including cost of all materials, carriage to site and laying the same in the bed or slope of the river, filling the same with the filler materials complete as per direction of the Engineer - in - Charge but excluding the cost & carriage of boulder / lump aggregate up to site. ( N.B::- If G I wire netting is not considered then Rs. 215.00 per cage may be deducted from the following costs, towards cost of wire netting including OH and contractor's profit .) For cages of size 60cm X 60cm X 60cm with boulders Single cage. | 59018.00 | Each Cage |
| 2 | Earthwork in excavation in the canals / drainage channels / borrow pits / River bed / slope of bank as noted below as per designed section & throwing the spoils in layers of 25 cm. for making banks as per profile or to deposit the same in any other place within an initial lead of 30 metre and initial lift of 1.5 metre including breaking clods, rough dressing etc. complete as per direction of the Engineer-in-charge. Ordinary soil / local soil / soil mixed with moorum or kankar / silt, dry or moist / slushy silt / sticky soil. | 50533.79 | Cum |
| 3 | Supplying Nylon cage netting 1 metre x 1 metre x 1 metre size with knot having mesh size 17.5 cm x 17.5 cm constructed with nylon thread (210 x 24) having tensile strength not less than 250 Kg. / sq. cm. including carriage, delivery and stacking at site inclusive of all taxes complete. | 714632.00 | Each |
| 4 | Supplying Nylon cage netting of size 1.0 metre x 1.0 metre x 0.40 metre size with knot having mesh size 17.5 cm x 17.5 cm constructed with nylon thread (210 x 24) having tensile strength not less than 250 Kg. / sq. cm. including carriage, delivery and stacking at site inclusive of all taxes complete. | 134873.00 | Each |
| 5 | Supplying Nylon cage netting of size 1.0 metre x 1.0 metre x 0.60 metre size with knot having mesh size 17.5 cm x 17.5 cm constructed with nylon thread (210 x 24) having tensile strength not less than 250 Kg. / sq. cm. including carriage, delivery and stacking at site inclusive of all taxes complete. | 35400.00 | Each |
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