What is the difference between a guardrail and handrail in a stair?
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A guard unit in a stair provides protection against fall from the stair. The minimum height of a guardrail is 42 in. A handrail provides graspability (height of 34 in. to 38 in.) A guard rail is not required in a stair enclosed by walls, while a handrail is required in all stairs, even those with guard unit.
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Using the data furnished in Problem 4-9, draw the histogram frequency distribution and cumulative percentage distribution for each set of data and determine (a) average speed, (b) 85th-percentile speed, (c) 15th-percentile speed, (d) mode, (e) median, and (f) pace.
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What does FMC stand for?
A. flexible metal connectors B. fireproof mechanical connectors C. flexible metal conduit D. fittings made for conduit bodies
A new plant called the triploid hybrid azalea blooms within 6 weeks from seed, sets no seed, and blooms longer than the original annual
Indicate whether the statement is true or false
Name an important communication behavior that Stone Age humans lacked.
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