32/NIT/CD-PB/AN/2025-26

Amount

Spot welding at site including hire, running, loading & unloading and transportation of electric welding plant as per direction of the Engineer-in-charge.

Reinforcement cement concrete work in walls (any thickness) including attached pillers, buttresses, plinth and string course, fillets, columns, pillers, piers, abutments, posts and struts etc. upto floor five level, excluding cost of centering, shuttering, finishing and reinforcement. a)1:1.5:3 ( 1 cement :1.5 coarse sand :3 graded stone aggregate 20 mm normal size)

Centring and shuttering including struting ,propping etc removal of form for a)Columns

Reinforcement for RCC works including straightening, cutting, bending, placing in position and binding all complete (a) Thermo- mechaniocally treated bars

6 mm cement plaster of mix : (a) 1:3 (1 cement: 3 coarse sand)

Finishing walls with Acrylic Smooth exterior paint of required shade : (a) New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm).

Supplying at site MS sections for four legged roof top pole antenna mount structure consisting of Ms pipes and MSangles and plates anchorage sections of required dimensions etc, with flanges and gusset plates with bolt holes welded to the poles and angles as per the approved drawing of required dimensions including all material & welding cost, transportation etc complete ( excluding lifting to roof top) as directed by the Engineer in Charge)

Extra for using GI sections, ie angles, plates, flats etc instead of MS sections ie, angles , plates and flats for executing work vide item No 11

Supplying and fixing 20mm dia MS anchor bolt 550mm long with 125mm thread in one side for fixing to tower legs with GI double nuts, spring&pack washers and 100x100x5mm plate welded to other side for anchorage of bolt as per direction of the Engineer-in-charge.

Installing roof top 4 nos poles structure consisting of the following activities. Lifting/hoisting the materials with rope & pulley arrangement without causing damage to the pole materials as well as the building for installing roof top four nos. pole structure, to roof , at 3rd floor, of the proposed building , consisting of GI/MS pipes of 76 mm outer diameter and GI/MS ISA 50x50x6 sections, of total weight about 400Kg and installing the four nos. poles with base connected to the base plate embedded in reinforced cement concrete work with anchor bolts ( RCC work will be paid separately). Each leg consists of MS/GI pipes of three metre long and 76 mm outer diameter erected vertically and all these poles should be barced with MS/GI ISA 50x50x6 sections by bolting to the flanges available on the poles with MS hot dipped galvanized nuts, bolts and spring&pack washers tightening properly, etc as per the approved drawing . Provision of Cable tray using MS/GI ISA 50x50x6 mm sections connected to the structure with MS hot dipped galvanized nuts, bolts and washers, working platfor with MS/GI plates etc also should be installed as per the approved drawing issued by the Engineer in Charge. The rate includes cost of nuts, bolts washers and labour, tool & plant charges for installing the four nos.poles as per the approved drawings. (The cost of materials ie MS/GI pipes, MS/GI angle and plate sections etc will be paid separately )

Four legged pole structure upto 3.00 m height

Providing and applying paint of approved specification over four nos. pole structure, including cable tray etc, with two coats of zinc chromate primer and two or more coats of High gloss Synthetic enamel paint Orange/White(as per aviation standards for tower) of approved brand and manufacture as directed complete.This item includes necessary hire charges of tools & plants, payment of insurance premium of working labours, safety implements, etc including all materials and labour charges etc complete.

Four poles structure upto 3.00 m height

Providing and fixing 2mm thick Anti- Static polyvinyl choride sheet in flooring and skirting in approved shade on a smooth and damp proof base using rubber base adhhesives like SR 998 or equivalent of approved quality and manufacturer i/c rolling with light wooden roller all complete as Engineer-in-charge, in approved colour and shade.

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+ 0.05 %) total coated thickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineerin- charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

Supplying of Copper strip/ foil 40mm x 0.1mm of required length for laying bothways in floor as directed by the Engineer in Charge.