The dimensions of a rectangular duct with a lap seam are: h = 32 cm; w = 28 cm; l = 85 cm; M = 0.9 cm. What is the length of the stretchout in centimeters?
Fill in the blank(s) with the appropriate word(s).
120.9 cm
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ASME Standard B30.9 provides guidance for chain slings regarding the minimal thickness at any point on the link, with the measurements based on _____.
a. the steel alloy from which the chain is made
b. the size of the connected hooks or other hardware
c. the nominal size of the chain link
d. the length of the chain sling leg(s)
A snug-tight connection between framing members is obtained by
A) bolting the members and tightening them with a spud wrench using full force. B) welding the members together using gas welding. C) welding the members together using arc welding. D) bolting the members and tightening them with a spud wrench. E) none of the above.
All the techniques used for the prevention of termite attack are based on keeping the wood in the structure ____ and making it as difficult as possible for termites to get to the wood.
a.dry b.moist c.fire-proof d.load-free
The size and spacing of the rafters are specified in Tables R802.5.1 through R802.5.8 of the ____ Code®.
A. National Builders B. National Fire Protection C. International Residential D. International Roofing