The main advantage of raft foundation is its quick construction and cheaper construction as compared with other type of footings. It takes the load from the columns of superstructure and distributes the loads over a larger area.ĭue to such characteristics, the foundation is often used in areas where the bearing capacity of soil is weak and you have got heavy loads to support like in industrial foundation, buildings, or storage tanks. It’s a thick reinforced concrete slab that embeds the reinforcement of frame structure. Raft foundation, also known as matt foundation, is a reinforced concrete slab that can be rectangular or circular in plan. If you’re wondering where raft foundations are used, here’s a kicker. Slip plane raft Where Raft foundation is used?.Slab beam rafts (two-way beam and slab raft).Solid slab rafts or solid raft foundation.
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