Maintenance work

Providing two legged scaffolding using 48.30mm dia heavy duty MS pipe over all height of 3.00m the distance between 2 legs being 1.25m and the spacing of the post being 2m in each rows and providing platform with C.W. planks using 40mm thick silver oak and 1.00m wide in complete form with horizontal bracings @ 1.50m c/c vertical direction and with cross bracings using same 48.30mm dia including cutting, threading assembly with red oxide primer, labour charges cost of speicals such on large plate, shoe, carcher, coupling, bolt and nut transportation charges and handling charges. The bottom of vertical post shall rest on 300x300x70mm 1:2:4 concrete base as per the standard specification and as directed by the departmental officers.

Initial height 3.00 RM

Additional height 2.50 RM

Methodology: providing the Safety Scaffolding and Platform by Contractors, Removing all the exposed damaged Fins Facade Dead mortars, Spelled Concrete, loosen Particles by Chizzel and Hammer Followed by Cleaning the Corroded Rods which is oxidized. The Cleaning method For Rods by Metal brush Sand Paper. Protection anti corrosive paints for Damaged Rods For Fully Damaged Rods Cutting the Area of broken Rods and Anchoring with new Reinforcement Rods by vertical and Horizontal Method and welding it for Tensile Strength. Complete Bonding Agent for old Concrete Surface and also in Reinforcement areas. Finally for 20 mm thickness one Layer of Micro Concrete works for Compressive strength. Finishing the Plastering with River Sand, Cement Recron Fibers and SBR latex for additional Strength in plastering, Water Cure for 5 days and Finishing with three Coats of Elastomeric water proofing paints to protect the Structure by Silane Environment and Carbon Attack etc., Complete and as directed by the departmental officers.

Painting old Plastered Wall Surface with Two finishing coats of Exterior Emulsion paint of approved quality and colour over the existing wall in all floors etc., complete complying with standard specification and as directed by the departmental officers. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)

Collecting the scattered debries using tipper machinery from work spot and loading into the tipper lorry and conveying away the same to outside by lorry to a lead of 3km entirely with in city limit including loading and unloading charges and dumping in low places and levelling neatly etc., complete complying with standard specification and as directed by the departmental officers. (200 cft volume capacity)

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