432_chapter 15 - CHAPTER 15 1. Pre-cast concrete a....

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CHAPTER 15 1. Pre-cast concrete a. Released in strands • (+) convenient production • (+) reduced cost • (+) increased control • (+) structural efficiencies • (-) limited size (14’-0”) • (-) limited structural capabilities 2. Code considerations • cover, topping impact fire ratings • bldg. Type = specific degree req’d • most fully standardized element • used w/ loadbearing walls or structural 3. Framework • forms … – solid slab – hollow core slab – double tee – single tee 4. Concrete topping • topping (2-3”) which covers rough surface of precast units • (+) bonds components into unit • (+) conceals flaws • (+) embedded reinforcing • (-) weight = add’l support 5. Solid slab • short spans • (+) reduced depth • (+) underside may be finished • (-) dead weight (inefficient) 6. Hollow core slabs • non-working concrete removed • intermediate spans • (+) reduced depth
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This note was uploaded on 03/27/2012 for the course ARCH 432 taught by Professor Mckinny during the Spring '12 term at University of Louisiana at Lafayette.

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432_chapter 15 - CHAPTER 15 1. Pre-cast concrete a....

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