____ are available in sizes ranging from rectangular units for small residential walls to large, multi-piece units suitable for high walls and large retaining walls, like those used for highway construction.
A. Autoclaved aerated concrete blocks
B. Split-face blocks
C. Lintel blocks
D. Precast concrete retaining wall units
Answer: D
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Figure 1-1 is layout work for a welded steel bar. Determine the total number of inches of steel used to make four bars.
A(n) ____________________ is an electric circuit that controls some major load in the system.
Fill in the blank(s) with the appropriate word(s).
Once it is determined that the battery is operating correctly, the ____ should always be the starting point in troubleshooting an electrical system.
A. schematic B. component locator C. ground and power leads D. starting system
Force or shrink fits constitute a special type of interference fit normally characterized by maintenance of intermittent bore pressures throughout its range of sizes.
Answer the following statement true (T) or false (F)