Construction of tower at loc 109 of 220kV Samaguri Jawaharnagar and 220kV Samaguri Sonapur Transmission Line

Amount

Tower & Accessories Tangent Tower (B type) Superstructures

Galvanized steel works including hangers, gussets, strain plates etc. (shall be provided by AEGCL) (Qty = 6.0269 MT)

Galvanized iron nuts and bolts, spring washers, step bolts etc.

Stub set of four

Partially galvanized stub angle

Galvanized iron nuts and bolts with washer step bolts etc.

6 meter Extension Body Superstructures

Galvanized steel works including hangers, gussets, strain plates etc. (shall be provided by AEGCL) (Qty = 1.9909 MT)

Galvanized iron nuts and bolts, spring washers, step bolts etc.

Adjustable stub setting template

For tower type: B

Galvanized iron nuts and bolts for above

Power Conductor (shall be provided by AEGCL)

Insulator

Porcelain Disc insulator, 120 kN (15 discs) including all hardware fittings clamps etc. for ACSR Zebra Per ckt= 6 sets

Power conductor accessories

Stock bridge vibration damper For ckt-1: 6 nos, ckt-2: 6 nos

Mid span compression joint for ACSR Zebra conductor

Tower accessories

Supply of Danger plate

Supply of Phase plate (set of three)

Supply of Number plate

Supply of Bird guard (set of three)

Supply of Anti-Climbing device

Description of Work / Item(s)

Amount

Setting of stubs (Set of Four) including transportaion and distribution of stubs and accessories from store to site excluding cost of excavation, concreting and back filling

Super structure erection including transportaion of structures by any means and distribution of structure and accessories from store to site excluding fixing of danger plate, number plate, anti climbing device, hoisting of insulators

Stringing of power conductors including transportation from store and distribution of conductors and accessories to site and laying, stringing, tensioning, clamping, joining, jumpering and hoisting of insulators complete including cost of all fittings and accessories not specifically mentioned elsewhere, for double ckt line From Tower loc. 98 (B+0) to 110 (B+0)

Grounding of tower with 3 mtrs. long 25 mm dia GI pipe including cost of all materials such as GI pipes, GI bolts & nuts and washers, salt, coke etc.

Painting of towers with bituminus paints of approved quantity upto 3 mtrs. from ground level including the costs of paint

Erection of Danger plate

Erection of Phase plate

Erection of Number plate

Erection of Bird guard

Erection of Anti-Climbing device

Welding of nuts & bolts upto the bottom cross arm level including all charges transportaion of materials etc. for tower type B+6

Description of Work / Item(s)

Amount

Dismantling of the complete old tower (A+0) without any damage and transport of the same to the store

Description of Work / Item(s)

Amount

Backpulling of OPGW & LIVE LINE restringing of 24 Fibre OPGW (inclusive of dismantling of tension assembly & suspension assembly and installation of hardware fittings/ accessories, downlead clamp, vibration damper, etc)

OPGW 24 fibre splicing and jointing work at interface joint kit

Installation of vibration damper (Qty = 8 nos.)

Installation of Tension assembly for junction box (Qty = 2 nos.)

Installation of pass through Tension Assembly for towers between tower location 103 and Tower location 115 that were removed while backpulling the OPGW (Quantity shall be as connected on site)

Tools & tackles for stringing & transportation & to and fro

Link Testing

OTDR and LSPM test pre Splicing & Jointing works

OTDR and LSPM test post Splicing & Jointing works

Description of Work / Item(s)

Amount

Earthwork in excavation by Mechanical means (Hydraulic Excavator/ manual means over areas (exceeding 30 cm in depth and 1.5 m in width as well as 10sqm in plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto1.5 m , as directed by Engineer in charge. All kinds of soil For pad & chimney : 4 x 4.00 x 4.00 x 3.075 = 196.8 For Tie beams: 4 x 6.56 x 0.675 x 0.5 = 8.86 Total = 205.66

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete. For footing: 4 x 4 x 4 x 0.075 = 4.80 For Tie beams 4 x 4.28 x 0.5 x 0.075 = 0.64 Total = 5.44

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth 4.1.6 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 40 mm nominal size derived from natural sources) For Lean pad : 4 x 4.00 x 4.00 x 0.050 = 3.2 Tie Beam : 4 x 8.97 x 0.30 x 0.075 = 0.54 Total = 3.74

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more. Pad reinforcement(A) of 12mm dia in bothway in bottom of bottom slab 4 x 66 x 3.75 @0.89 = 881.10 Pad reinforcement(B) of 12mm dia in bothway in top of second slab 4 x 40 x 4.074 @ 0.89 = 580.14 Pad reinforcement(C) of 12mm dia in bothway in top of second slab 4 x 20 x 2.15 @0.89 = 153.08 Chimney main bars(D) 8no. of 16mm dia 4 x 8 x 3.444 @ 1.58 = 174.13 Chimney spacers(E ) of 8mm dia @190mm c/c 4 x 18 x 1.792 @ 0.39 = 50.32 Chimney spacers(F) of 8mm dia @190mm c/c 4 x 18 x 1.324 @ 0.39 = 37.18 Main bottom bars(G) for tie beam (4nos of 16mm dia) 4 x 4 x 10.38 @ 1.58 = 262.41 Main top bars(H) for tie beam (4nos of 16mm dia) 4 x 4 x 10.235 @ 1.58 = 258.74 Spacers(I) for tie beams 8mm dia 4 x 37 x 1.622 @ 0.39 = 93.62 Total = 2490.72

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 5.1.2 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources) Bottom slab of footing 4 x 3.85 x 3.85 x 0.10 = 5.93 4 x 3.70 x 3.70 x 0.150 = 8.21 Top slab of footing 4 x 1.55 x 1.55 x 0.15 = 1.44 Chimney 4 x 2.93 x 0.50 x 0.50 = 2.93 Tie Beam 4 x 8.97 x 0.35 x 0.525 = 6.59 Mufflering works 4 x 1.50 x 0.50 x 0.50 = 1.50 Total = 26.60

Centering and shuttering including strutting, propping etc. and removal of form for 5.9.1 Foundations, footings, bases of columns, etc. for mass concrete Bottom slab of footing 4 x 4 x 3.85 x 0.25 = 15.40 Top slab of footing 4 x 4 x 1.55 x 0.15 = 3.72 Chimney 4 x 4 x 2.93 x 0.50 = 23.44 Tie Beam 4 x 2 x 8.97 x 0.525 = 37.67 Total = 80.23

PRODIPTA DEY

P & S CONSTRUCTION

PRODIPTA DEY

DIMBESWAR DAS PRIVATE LIMITED

P & S CONSTRUCTION

DIMBESWAR DAS PRIVATE LIMITED

PRODIPTA DEY

P & S CONSTRUCTION

P & S CONSTRUCTION

DIMBESWAR DAS PRIVATE LIMITED