Concrete Spalling Repair: Treating Corroded Rebar and Restoring Cover

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Concrete spalling repair starts with one hard fact: the falling concrete is only the symptom. The real problem is rusting steel inside the member. As the bars corrode, they expand and push the cover off. This concrete spalling repair guide explains how to treat the steel, choose the right repair material and restore the cover properly. Contents Signs and Causes ... Read More

CFRP Laminate Strengthening for Concrete Beams and Slabs

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CFRP laminate strengthening means bonding thin carbon fibre strips to the tension face of a concrete beam or slab. The strips add flexural capacity without adding bulk or noticeable weight. In Egypt, owners turn to it when a building changes use, gains new openings, or must carry heavier equipment. Contents When CFRP Laminate Strengthening Makes Sense Engineers design every reinforced ... Read More

Under Slab Vapor Barrier: Polyethylene Sheets for Ground-Bearing Slabs

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An under slab vapor barrier is the polyethylene sheet laid on the compacted ground before a ground-bearing slab is cast. On Egyptian sites, people simply call it “nylon under the concrete”. It looks like a minor item. However, it often decides whether a floor finish stays bonded or starts to fail within months. Contents Why Ground Slabs Need an Under ... Read More

Cold Room Insulation: XPS, PU Spray Foam and Freezer-Ready Floor Coatings

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Cold room insulation keeps the cold in and the heat out, around the clock. In Egypt’s climate, the temperature gap between a freezer room and the outside air can be very large. So each surface needs the right material: floor, walls and ceiling. This guide explains the options from their data sheets, and how Target handles cold storage projects. Contents ... Read More