Bank protection measures in between RD 61.90 and RD 62.20 on the left bank of the Feeder Canal under Farakka Barrage Project Reach 7

Amount

Supplying Jhaw / Eucalyptus bullah piles at work site, including dressing and making one end pointed.

(vi) 22.5 cm av. Diameter.

(v) 20 cm av. Diameter.

Labour for driving Jhaw / Eucalyptus bullah piles by monkey in all sorts of soil including hoisting and placing piles in position, protecting the pile head with iron ring and cutting and shaping heads before and after driving and including hire and labour for necessary driving appliances and all tackles. (vi) 22.5 cm av. diameter 1) Payment to be made on the length driven into the ground. Diameter to be measured at 1.5m. from the thicker end. 2) For string staging under specific instruction of Engineer-in-charge or for driving from pontoon or boats, the rate will be enhanced by `4.00 per meter. 3) For driving done by pile engine set (without staging) under specific instruction of Engineer-in-charge, the rates will be enhanced by ` 4.00 per meter. 4) For driving done by pile engine set (with heavy staging or from specially made pontoon) under specific instruction of Engineer-incharge, the rates will be enhanced by 7.00 per metre.

Driving on land portion(vi) 22.5 cm av. Diameter.

Driving in water portion (driving from pontoon or boat) (v) 20 cm av. Diameter.

Supplying, fitting and fixing with iron nails half split bullah wailing pieces and cross pieces etc. complete with cost of all materials and carriage to site. (a) Width of thinner end above 10 cm. and less than 15 cm. (i) Jhaw / Eucalyptus.

Coal tarring with 5% pitch including cost of material and labour complete as per direction of the Engineer-in-charge b) Two Coat

Labour charges for dumping and placing in position properly filled in Nylon crates with filled in High-Density Polyethylene (HDPE) bags (minimum 21 nos. having capacity 50 kg) with local earth or sand, sewing and tying the crate with nylon wire within a lead of 150 m. and all lifts in river slope or bed by cutting trenches upto 50 cms depth, if necessary, or by boat including the cost of hire charges of boat, boatmen and other necessary equipments and also including cost of bags, Nylon crates, carriage and charge of filling bags with earth/sand but excluding the cost of earth /sand as per direction of the Engineer – in – Charge. NB: The volume of each earth/sand-filled bag should not be less than 0.0328 m3 The size of the Nylon crate is 1 metre X 1 metre X 1 metre. (a) Where boats are not necessary

Supplying at site and laying in position UV stabilized needle punched, stapled fibre / continuous filament polypropylene non-woven geotextile of 300 gsm as filter, as per specification, including cost of preparing the bed, placing the geotextile as per profile with at least 15cm lapping, wherever required and anchorage at top, sewing / welding the overlapped portion, storage and transportation by all means, complete as per direction of the Engineer-in-charge.

Supplying fitting and fixing and tied the bullah to each other by ROPE @ STEEL WIRE 5 MM PER METER (GI Guy rope 5 mm Steel core)) near the top and bottom thord portion of each Bullah and anchored into the Cannel bed and bank as necessary by using bullah with anchor bolt with clamp as per direction of the Engineer-in-Charge.

Turfing with chorkata or durba grass sods 5 cm. to 8 cm. thick in slope, crest berm etc. of embankments, canals and drainage channels etc. within a lead of 150 metre and all lifts including fine dressing, watering, ramming, guarding etc. complete. (sods will have to be arranged by the contractor at his own cost. Payment to be made on the grown grass only).

Supplying at site High-Density Polyethylene (HDPE) bag of size 0.84 m x 0.38 m conforming to BIS : 14252: 2015 for bank protective works including all cost of transportation on road by all means, including other incidental charges complete. Note: Payment will be made subject to the result of 3rd Party Testing, to be done by the Engineer-in-charge departmentally. Paragraphs 2.8 including the sub-paragraphs, i.e. 2.8.1 and 2.8.2 under the Chapter of “Specification for Works” in the USoR shall be reproduced and included in the tender document as “Specification and Special Terms & Conditions for High-Density Polyethylene (HDPE) Bags” in case of use of this item in the estimate.”

Labour charges for filling HDPE bags with filler materials (earth/sand), machine stitching the open end of the bag with thread as per design and placing the same on slope or dumping from bank within initial lead of 30m and all lifts including carriage and hire charges of all materials and equipments but excluding the cost of filler materials as directed by Engineer-in-Charge (Volume of earth/sand filled bag should not be less than 0.0328 cum).

SUPPLY OF DIFFERENT MATERIALS AS PER APPROVED SPECIFICATION. Silver Sand stacked at site. Note: 1. The above rates are inclusive of all charges such as Royalty, Supervision Charges, etc. and also include allowance for sinkage, as applicable, and/or shrinkage and 10% Contractor’s Profit but exclusive of GST.