An alternative to lagging that is commonly used with the soldier pile system of excavation support is

A) structural steel sections.
B) pressure -treated plywood.
C) pressure -treated lumber.
D) shotcrete over welded wire reinforcement (WWR).
E) sheet steel.


D) shotcrete over welded wire reinforcement (WWR).

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Where the feature of size is at ____________________, the derived median line of the feature of size must be perfectly straight.

Fill in the blank(s) with the appropriate word(s).

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While having a discussion, Technician A says that a glazed belt must be replaced because it will not grip the pulley tightly. Technician B says that if tension on a glazed belt is adjusted at specification, there is no need to replace it. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

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? Identify and state the historical significance of John Peter Altgeld.

What will be an ideal response?

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It takes an experienced CAD drafter 24 hours to complete a set of working drawings. Another CAD drafter takes 48 hours to complete a similar set of working drawings. What is the ratio of the first CAD drafter's time to the second CAD drafter's time?

What will be an ideal response?

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