Name the type of fiber reinforcements that are available and name the considerations that regulate which fiber should be used.
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The types of fibers available include glass fibers; polymeric (polypropylene, polyethylene, polyester, acrylic, and aramid); steel; asbestos; carbon; and natural fibers (wood, sisal, coconut, bamboo, jute, okwara, and elephant grass). Each of these fibers has different characteristics, and consultation with a concrete specialist should occur before using them. The design of the mix, strength, fatigue resistance, durability, shrinkage control, and other factors need to be considered.
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Of the two structural panels (plywood and OSB), which is more commonly used for wall sheathing, floor sheathing, and roof sheathing and why?
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What mode of transportation succeeded the mode noted in Problem 1-19, and what advantages did it offer?
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Skills USA is:
A) A national HVACR programmatic accrediting organization. B) A vocational institution that evaluates the skill level for HVACR technicians. C) A regulatory agency that evaluates levels of competency for trade and technical schools. D) A vocational club for high schools, trade schools, and community colleges.
Runout is the formation of a curved surface where a flat and curved surface meet.
Answer the following statement true (T) or false (F)