Maintenance, repairs and rehabilitation of Qtr. No. D-9-F at Altinho, Panaji.

Chipping of concrete

Applying two coats of alkaline rust converting primer Feovert on the rebars after wire brushing to remove loose rust spalls with time interval of 6-8 hour between the coats. incl. cost of transport etc. as per dir of EIC. All the chemicals will be of Krishna Conchem Products Pvt. Ltd. or Equivalent.

Applying IPNet-RB (Anti - corrosive coating) to the exposed reinforcement in two coats by brush with time interval of minimum 7 hours between each coat. Conforms to IS-2770 Part-1 (Pull out Test) ASTM-3963-86 (Adhesion Test). Sprinkling dry quartz sand over the second coat of IPNet-RB when freshly applied etc. complete. incl. cost of transport etc. as per dir of EIC. All the chemicals will be of Krishna Conchem Products Pvt. Ltd. or Equivalent.

Applying one coat of structural grade epoxy bonding coat (EPIBOND) Conforms to ASTM-C-882-87 to the prepared concrete surface to be repaired / strengthened. This is applied prior to the application of polymer repair mortar /microconcrete to have monolithic action between old concrete surface and new polymer repair mortar /micro-concrete. It is essential to ensure that the concrete surface is free from loose material dust dirt etc. before applying bonding coat. incl. cost of transport etc. as per dir of EIC. All the chemicals will be of Krishna Conchem Products Pvt. Ltd. or Equivalent.

Applying EPCO-KP-100 concrete penetrating corrosion inhibitor by spray/ brush to the concrete so as to maintain the dosage of 4 Sqmt / Lt. In one or two application etc. complete. incl. cost of transport etc. as per dir of EIC. All the chemicals will be of Krishna Conchem Products Pvt. Ltd. or Equivalent.

Making up lost section of concrete / mortar with thixotropic repair mortar is one component thixotropic dual shrinkage compensated fiber reinforcement formulation for structural members. build up section by hand packing as per manufacturers specification, applied by mean of hand gloves by expert applicator, the rehabilitated surface should be free from air gaps, voids should be in line with existing required line and line with existing surface, including curing, cleaning the area etc. complete. The work should be carried out with all the safety measures like helmet, safety belt and adequate labour insurance under the supervision of qualified supervisor. etc...complete

Making up of distressed / loose / cracked / porous carbonated, loose part of concrete with fiberous micro concrete by Micron 1000 of Associated Chemicals or equivalent and repairing the damaged surface of concrete, fixing the form work / shuttering across the profile of damaged structural element, Micro concrete should be mixed homogeneously Pour the free flow ready mix micro concrete mix with 5 L to 7 L of water in the form work. The work should be carried out with all the safety measures like helmet, safety belt and adequate labour insurance under the supervision of qualified supervisor etc...complete

Rebarring for providing lateral ties to the column or beam 8mm dia at regular intervals to provide column or beam reinforcement Cage and slab dowels for existing structure at all levels

Rebarring for providing lateral ties to the column or beam 12mm dia at regular intervals to provide column or beam reinforcement kage and slab dowels for existing structure at all levels

Providing corrosion resistant steel CRS-50 bars of (SAIL TATA VIZAG JSW Steel Ltd.)(Confirming to IS 1786 if 1985) for RCC work including bending binding & placing in position in all the floors along with factory made precaste concrete cover blocks of specified s izes whose compressive strengthis not less than that of surrounding concrete in the structural member .