water proofing concret bridges

Product Description

We are involved in rendering world-class Structure Repairing services to our esteemed clients across the nation. To execute these services in a systematic manner, we have employed diligent professionals and all the required resources. Our services in this domain deal with repairing of different parts of structures damaged due to natural calamities or any other cause. We use superior-grade construction materials for executing Structure Repairing services so as to ensure durability of the repaired part of any bridges

PERMAKAR 3 

Requirement : 0.60 kg/sqm for roofs and similarly exposed surfaces above ground, other than water retaining structures

OTHER  MATERIALS/SQM :

For mixing with

PERMAKAR 3

• cement : 10 kg
• w/c = 0.35 for OPC
• = 0.40 for slag cement

For cover plaster

• cement : 5.23 kg
• sand : 0.015 cum
• w/c = 0.40 for OPC
•   = 0.45 for slag cement
• polyester fibre : 10.5 gm
• Care shall be taken to
• wet the surface
• thoroughly before the
• application of the      
• PERMAKAR 3- cement   plaster 

b) provide cover plaster

    before the PERMAKAR 3-

    cement plaster will develop

    cracks

Note  :  It will be observed that the item and specification in the Unified Standard Specifications & S.O.R., and the specifications in the Railway Board circular and in the Eastern Railway circular are essentially the same, except that the brand name of the waterproofing compound PERMAKAR 3 is explicitly mentioned in the specification of Eastern Railway circular.

PERMAKAR 3 satisfies the characteristics of the waterproofing compound, set in the Unified Standard Specifications, in the S.O.R. and in the circular of the Railway Board.