Structural Design and Construction · Lesson 25 of 27
Combined Footings and Mat Design
Proportion combined rectangular and trapezoidal footings by locating the resultant of two column loads so the soil bears uniformly, handle the property-line constraint that rules out a concentric isolated footing, size a strap (cantilever) footing from equilibrium, and find the trapezoidal bearing pressure under a rigid mat carrying a biaxial eccentricity, a recurring Structural Engineering and Construction topic on the CELE.
15 min read · Super Ea
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