Concrete for some strip footings may be placed in trenches without the use of forms if the soil is _____
a. sandy
b. very cohesive
c. very moist
d. compacted
b
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One strong prejudice inhibiting women from obtaining higher education in the early 19th century was the belief that
A. they would gain political and economic power through education. B. women were inherently conservative and opposed to social reform. C. children should grow up without the influence of educated women. D. the Constitution prohibited women from attending colleges. E. too much learning would injure women's brains, ruin their health, and make them unfit for marriage.
What is the advantage of beginning with liquid recovery whenever possible?
What will be an ideal response?
Match the gas to its typical pressure.
A. 3.5 in. W.C. B. 2.5 in. W.C. C. 11 in. W.C.
If an emergency occurs during a rigging operation, who is allowed to give the emergency stop hand signal?
a. Only another crane operator in the vicinity. b. Only a designated signal person. c. Only a qualified rigger who has completed signal training. d. Anyone on the ground who is in site of the crane operator. CORE