Which type of soil has a greater angle of repose, the internal angle between the surface of the pile and the horizontal surface? A. wet clay, B. wet sand C. dry gravel with sand, D. dry sand
Answer is B. wet sand would have the greatest angle of repose (about 45 degrees) of these materials.
If the Owner would like to change the designated bid opening date and time contained in the Instructions to Bidders for the Owner's convenience, what procedure must be used? Answer
Which of the following statements best describes why exterior fire escapes are no longer recommended or usually permitted? A. Manufacturing has ceased production of these. B. Rising smoke from lower floors eliminates the safety of using them C. They cannot be securely attached to typical current construction D. They are difficult to maintain Answer B. is the correct answer. Smoke inhalation is as perilous as leaping flames. ARE 4.0 exam prep: BS
A type of structure whose integrity is derived from the balance between members in tension and in compression is Tensegrity . Compressive components connected by tensile components to other compressive components form a tensegrity structure. What architect-engineer-cosmologist coined this term? Answer
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