Maintenance and servicing of rolling shutters in FBTR complex, IGCAR, Kalpakkam during the year 2025-2026.

Amount

Servicing the rolling shutters once in six months which includes greasing, oiling, overhauling and replacing defective spare parts (if required) including cost of grease, general cleaning, filling oil in gear set etc., but excluding cost of spare parts which will be paid separately under relevant item all as directed by the Departmental Officers. (Replacement of bolts and nuts, screws, pints etc., is to be done by the Contractor without any extra cost. Rate is for one time operation and is valid and effective for 6 months without any operational problem from the date of overhauling). Note: Payment / Measurement will be made based on the clear structural opening dimension and hood will not be measured.

Repairing of steel rolling shutters of various sizes and various types such as hand operated, electrically operated etc., excluding spare parts which will be paid separately under the relevant item including welding, bolts, nuts etc. all complete and as directed by the Engineer-in-Charge.

Providing and fixing of following new spare parts for rolling shutters of approved quality etc., all complete and as directed by Engineer-in-Charge.

O Guage springs-450mm(1.5 feet) length

OO Guage springs-600mm (2 feet) length

Worm wheel

Gear box(Three bewel wheel model)

MS Lath section (75mmx1.2mm thk)

End clips

Ball bearing

MS heavy duty shaft-50mm dia

MS heavy duty shaft-60mm dia

MS bottom lock plate of 3.15mm thick 125mm width with stiffeners 40x40x6mm angle beading etc. all complete.

Guide channel 100mm wide

Guide channel 75mm wide

Providing, fabricating and fixing of MS flat for roller drum, MS angle etc. including one coat of steel primer and two coat of synthetic enamel paint etc. complete all as per specification and as directed by the Engineer-in-Charge.

Refixing the rolling shutters at all levels including fixing anchors, welding, gas cutting (if required ) etc. all complete and as directed by the directed by Engineer-in-Charge.

Assisting for repairing and servicing rolling shutter work including removing, required repair work, cleaning, refixing etc. complete all as directed by the Engineer-in-Charge.

Providing and applying painting One coat on required surface at all levels with Synthetic enamel paint (Asian or approved brand, colour and manufacturer) to give an even shade including preparation of the surfaces, scaffolding complete all as per specifications and as directed by the Engineer-in-Charge.

Supply and installation of Anchor Fastener of size 12mm dia x 75mm Long as per the approved make and type bearing ISI mark with IS suitable nuts and bolts with necessary tools and accessories including removing the existing damaged fastener and labour charges etc. complete at all elevations as per specification and as directed by Engineer-in-Charge.

Providing and fixing double Tubular scaffolding system using H-Frames / APS system or (cup lock type) on the exterior side upto seven story height made with 40mm dia M.S. tube 1.5m centre to centre horizontal and vertical tubes joining with cup and lock system with M.S. tubes, M.S. tube challies, M.S clamps and M.S staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it thereafter. The scaffolding system shall be stiffened with bracings, runners, connection with building etc. wherever required for inspection of work at required locations with essential safety features for the workmen etc. complete as per directions and as approved by the Engineer -in-charge. The elevation area of the scaffolding shall be measured for payment purposes. The payment shall be made once irrespective of duration of scaffolding .