Farakka Barrage Project has published Tender For Anti Erosion Works At Upstream Left Bank Of River Ganga Near Birnagar Area In Reach 05 Between Ch 1200 And 3200 Mt. Submission Date for this Tender is 15-05-2024. Canal Construction Tenders in malda West Bengal. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 08-May-2024 | Corrigendum | Technical Bid | 15-05-2024 |
| Sl. No. | Item Description |
| 1 | Supply of RCC (1:2:4) Porcupine (having 6 members each) of size of each member 0.10m x0.10mx 3.00 m reinforced with 4 (four) nos of 8 mm dia M.S. rod & 6mm dia MS stirrupshaving 27 cm intervalholes of 20 mm dia at 50 cm inside from both ends and in same face and in either face of post another two nos of hole of size 20 mm dia at 65 cm inside from both ends including properly curingand supply at work site including assembling , laying on land , fixing & tying of bushes with G.I binding wire as directed. |
| 2 | Supplying fitting and fixing and tying the porcupine to each other by steel wire rope@ 6 mm per metre (GI Guy rope 6 mm Steel core)near the top and bottom third portion of each porcupine and anchored into the river bed and bank as necessary by using anchor block with anchor bolt with clamp as per direction of the Engineer-in-Charge. |
| 3 | M 15 RCCblock of size 1.25 m x 1.25 m x 1m. Cast in-situ with centering , shuttering, and removal of formwork for mass concreteincluding proper curing as per direction of the Engineer-in-Charge. |
| 4 | Making cubical bamboo porcupine cages with bamboo of 60 mm to 75mm dia. having length of 2 metre each for all horizontal and vertical struts and 2.8 metre length for diagonal struts, 3 nos horizontal and 3 nos vertical struts should be placed equi-distant from each face to make the square cage of outer dimension 75 cm x 75 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 properly 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 in 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 wirenetting is not considered then Rs. 348.00 per cage may be deducted from the following costs, towards cost of wire netting including OH and conctarcor"s profits.) For cages of size 75cm x 75cm x 75cm with boulder (a) Single cage |
| 5 | Supply of stone boulder at site including Royalty, loading, unloading, transportation, stacking, stacking unloadedboulder on private landall complete - Pakur source (Each weighing 25 kg & above) |
| 6 | Making and placing dip trees of single bamboo with branches (Minimum 8m. in each length and 7.50 cm. average diameter) tied by 10 SWG G I wire at 3 different locations of the bamboo with 3 nos empty cement polythene bags filled with single boulder weighing 25kg to 35 kg in each bag and submerging the dip trees under water, tying the same at the bank on 1.5 m. long pegged bamboo pin (2/3rd. driven) with 10 SWG GI wire as per direction of the Engineer-in-charge including cost of all materials, hire charges of boat, labour charges,carriage of all materials etc.complete but excluding the cost of boulders and its carriage upto site. |
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