Inland Waterways Authority Of India Tender

Earth work in excavation in Toe wall trenches by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, etc., all complete, as per drawing, Technical specifications and as per direction of Engineer-in-charge.

Supplying, fitting and fixing half split Jhaw / Eucalyptus ballahs of 15.0 cm dia Horizontal member for tying with Ballah piles at work site, including dressing and making and painted with coal tar epoxy etc., all complete, as per drawing, Technical specifications and as per direction of Engineer-in-charge.

Supplying, fitting and fixing M 24 mm x 450 mm hexagonal nut & bolt with ballah piles & half split horizontal ballah etc., all complete, as per drawing, Technical specifications and as per direction of Engineer-in-charge.

Bitumen drum sheet walling: Supplying, fitting and fixing of bitumen drum sheets to bullah piling and wailing pieces including cutting straightening drum sheet fixing with country nails @ 20cm c/c at top & bottom and bolts& nuts at top & bottom at every joint of drum sheet with a lapping of 15 cm, including supply of drum sheet, fixture, two coats of Coal tarring with 5% pitch with cost of material and labour complete etc., all complete, as per drawing, Technical specifications and as per direction of Engineer-in-charge.

Supplying, dressing and stacking at site bamboo pins above 5 cm. diameter and upto 7.5 cm. diameter and 3.75 m length at work site. etc., all complete, as per drawing, Technical specifications and as per direction of Engineer-in-charge. Note: Dia. to be measured at mid length.

Driving bamboo pins in standing or flowing water including scaffolding and driving appliances, boats etc., all complete, as per drawing, Technical specifications and as per direction of Engineer-in-charge. Note: Driving shall be done reasonably true to plumb.

Supplying and fixing of bamboo runners, ties or strut by 16 SWG G.I. wire at every joint and nailed at every 2 metre with necessary drilling at just below nodes etc., all complete, as per drawing, Technical specifications and as per direction of Engineer-in-charge.

Supplying Nylon cage netting 1.0 m x 1.0 m x 1.0 m 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 etc., all complete, as per drawing, Technical specifications and as per direction of Engineer-in-charge.

Labour charges for dumping and placing in trench of the Toe Wall properly filled in Nylon crates with filled in High Density Polyethylene (HDPE) woven bags conforming to IS: 14252:2015 (minimum 25 nos) with 80% Over burnt (Jhama) Brick Aggregate: 120 mm to 40 mm size and 20% Crushed stone 2.36 mm to 12.5 mm size 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 and other necessary equipments and also including cost of bags filled with Over burnt (Jhama) Brick Aggregate & Crushed stone but excluding cost of Nylon crate as per direction etc., all complete, as per drawing, Technical specifications and as per direction of Engineer-in-charge. Note: 1). HDPE woven bag of size 0.84 m x 0.38 m conforming to BIS : 14252 : 2015, Volume of Brick Aggregate & Crushed stone filled in each HDPE bags should not be less than 0.0328 cum; 2). Size of Nylon crate is 1.0 m x 1.0 m x 1.0 m; 3). Where boats are not necessary;

Nylon Sausage cylindrical in section of 5.0 m length & 0.75 m Ø @ 1.15 m C/c

Supplying Nylon Sausage cage cylindrical in section in two layers of size 5.0 m length & 0.75 m Ø with knot having mesh size 17.5 cm x 17.5 cm constructed with nylon thread (210x 24) having tensile strength not less than 250 Kg. / sq. cm. including carriage, delivery and stacking at site etc., all complete, as per drawing, Technical specifications and as per direction of Engineer-in-charge.

Supplying and Labour charges for Dumping and placing in front of Toe Wall, properly filled in Nylon Sausage cage cylindrical in section with filled in High Density Polyethylene (HDPE) woven bags conforming to IS: 14252:2015 (min. 67 nos.) with 80% Over burnt (Jhama) Brick Aggregate: 120 mm to 40 mm size and 20% Crushed stone 2.36 mm to 12.5 mm size, 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, preparing the bed to proper slope etc., if necessary, or by boat including cost of hire charges of boat, boatmen and other necessary equipments and also including cost of bags, carriage and charge of filling bags with Over burnt (Jhama) Brick Aggregate & Crushed stone but excluding cost of Nylon Crate etc., all complete, as per drawing, Technical specifications and as per direction of Engineer-in-charge. Note: 1). Volume of each 80% Over burnt (Jhama) Brick Aggregate: 120 mm to 40 mm size and 20% Crushed stone 2.36 mm to 12.5 mm size filled bags should not be less than 0.0328 cum). 2). Size of Nylon Sausage cage 5.0 m length & 0.75 m Ø. 3). Where boats are necessary. 4). Both ends of sausage shall be properly closed with end pieces by sewing nylon rope and one end tying with bamboo pins of toe wall for anchorage.