Augmentation of Storage Capacity of Jelengitup Chinamornigarh Wetland for flood regulation, Package 3.

Earth work in excavation of drainage channel by mechanical means to the proper grade and slopes as required including disposing the excavated debris/soil to a safe distance of minimum 50 m distance, etc. complete as directed. For lead up to 50 m and all lifts Normal Soil

Earth work in excavation of drainage channel by mechanical means to the proper grade and slopes as required including disposing the excavated debris/soil to a safe distance of minimum 50 m distance, etc. complete as directed. For lead up to 50 m and all lifts Wet & Sticky Soil

Compaction of locally available ordinary/normal soil excluding sandy and rocky soil free from roots & vegetation and filling in uniform layers not exceeding 30 cm thick including ploughing or roughening or benching the seats, removing all debries, dressing as per design section and compaction with three wheel static roller of 80-100 KN capacity in layers not exceeding 30 cm in thickness and core cutter soil test at every 500m distance, etc. complete as directed.

Supply of geo textile tube (Mega Container) with the minimum properties as mentioned below: - o Polymer: PP of 400 GSM or above o Tube Circumference: 10m + 5% o Fill Port (diameter): 30 to 45 cm o Tensile Strength (MD): ≥ 100 kN/m o Tensile Strength (CD): ≥ 100 kN/m o Elongation – MD: ≤ 25% o AOS: ≤ 0.180 mm o Permittivity: ≥ 0.40 S-1 o Length: 25 m

Filling of geo-tubes (25m long and 10m circumference) with sand/silt of volume 176 cum by using mud pump not below the fill height of 1.60m as per drawing and technical specifications, binding the tube with 9mm nylon rope to jati bamboo pegs of length 2m placed @ 5m c/c along both sides of the tube to keep the tube in position during filling, as specified and directed including all loading, unloading and handling charges and local carriage upto a distance of 250M, pumping slurry using mud pump from a distance upto 500m, etc. including setting up of the tube laying platform, complete as directed.

Collection and supply of River silt by truck carriage free from debries and other foreign material, etc. complete as directed. By mechanical Means For initial up to 1.00 Km & for all lifts.

Excavation for Structures Earthwork in excavation for foundation of structures upto 3 m depth as per drawing and technical specification Clause 1104 includding setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 and 1204 A) With Crushed Stone II) P.C.C. grade M 20 (i) Nominal mix (1:2:4)

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork P) With plasticiser ( Masterplast PL-1/SPL-2 or equivalent ), air entraining and water reducing plasticiser ( Masterplast PAE or equivalent) and accelerating plasticiser( Masterplast ACPL orequivalent) conforming to IS-9103-1999 (F) RCC Grade M 25 (a) for height upto 5m. Case I: with Concrete Mixer Machine

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL)in substructrue complete as per drawings and technical specification Clauses 1002 1005 1010 & 1202

Providing and Laying Reinforced Cement Concrete Pipe NP3 as per design in Single Row Providing and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106. 1000 mm dia

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and technical specification Clauses 614, 709, 1204.3.7

M.S.Channel (200x75x6mm for guide channel,cross member etc.)

M.S.Channel (150x75x6mm for shutter frame, stiffener etc.)

M.S. plate (6 mm thickness for fabrication of shutter like skin plate etc.)

Supply of M.S. Shaft (Best quality) of diameter - 63 mm dia

Thread cutting (Square) 1 TPI/2 TPI including fine finishing and making hole in one end as per direction for sizes as given below - 63 mm dia

M.S. Angle (65 X 65 X 5 mm for fabrication of boss tool post)

H.D. Thrust ball bearing (Best quality) ISI specified - 65 mm dia

C.I. Boss with internal thread cutting 1 TPI/2 TPI, making groove for bearing slot for lock plate and 1.5" drill for providing handle as per direction for the following sizes: (dia. × height) - 125mm x 150mm

M.S. lock plate 300 mm × 300 mm of the following thickness as per direction including supply of materials. (Machine finished) - 8mm

M.S. base plate 300 mm × 300 mm of the following thickness as per direction including supply of materials. (Machine finished) - 10 mm

Nuts & Bolts (Assorted size)

M.S. washer (Assorted size)

Shaft pin with length up to 150 mm for the following diameters - 12mm

Distant tube with pin of the following size (Machine finished) - 75mm x 12mm

M.S. Electrode (Best quality) 10 S.W.G.

M.S. Electrode (Best quality) 8 S.W.G.

Antisol red oxide paint

Red Oxide primer

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