RETROFITTING AND OTHER REPAIR WORKS OF HDUDA OFFICE BUILDING

Condition and structural stability assessment of HDUDA Office Building

Scaffolding & Staging: Providing, erecting & securely fixing Double row scaffolding using Heavy duty metallic pipes & clamps/ couplers or H- frames at all heights & levels including making service pla...

Propping & Shoring: Fixing of temporary adjustable M.S. props/additional support having top and base plates to the RCC elements adjacent to severely deteriorated RCC members or wherever required duri...

Surface preparation for RCC Repair: For all concrete structural members like beams, columns, chajjas, lintels, slabs etc- Carefully chip-off and remove loose, cracked and disintegrated plaster /concre...

Anti-corrosive Treatment to RCC Areas being Repaired: Applying one coat of surface applied Corrosion Inhibitor like ‘BPro Deep Reach’, on to the concrete surface to be repaired by using brush or s...

Sacrificial Anodes for Cathodic Protection: Providing and fixing zinc based sacrificial anodes, like ‘Zn-30’ by tying on to the exposed and cleaned rebars for protection of reinforcement steel aga...

Anti-corrosive coating to exposed reinforcement: Applying two coats of anti-corrosive protective coating direct to metal (DTM), like ‘Dymett’, for reinforcement bars on old exposed and thoroughly ...

High Potency Vapour Corrosion Inhibitor: Providing protection to un-exposed /partially exposed reinforcement in RCC elements by using High Potency Vapour Corrosion Inhibitor like ‘Steel Pulse HPVCI...

Bond coat Applying one coat of moisture compatible structural grade epoxy bonding coat 2 1 Part system to the prepared concrete surface to be repaired. This is applied prior to the application of po...

Repair with Polymer modified mortar (PMM): Repairs to the deteriorated /damaged /cracked RCC elements in the building shall be carried out by using ready to use Polymer modified repair mortar (PMM). T...

Shear connectors: Make 10/12 mm dia holes using heavy duty electrically operated hammer drills in the concrete of RCC members to a depth of about 50 to 60 mm at 600 mm c/c in zig-zag fashion, clean th...

Leak-proof Shuttering for Encasement : Providing, fabricating & fixing the leak-proof shuttering made with marine plywood sheets with proper supports at all locations for all shapes etc., for encaseme...

Micro-concrete Encasing: For severely deteriorated columns, beams, etc., with self-leveling non-shrink high strength micro-concrete to the required thickness and cure it as per manufacturer’s specif...

Strengthening by GF wrapping: Providing and wrapping 900 GSM unidirectional glass fiber (GF) wrap composite on to the RCC columns and beams after the repairs are completed and curing is done. For colu...