Of the various project delivery methods described in the text, the oldest method is
A) design-build method (DB) method.
B) design-bid-build (DBB) method.
C) integrated project delivery (IPD) method.
D) construction manager at risk (CMAR) method.
E) design-negotiate-build (DNB) method.
B) design-bid-build (DBB) method.
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A(n) ____ is an exact representation of an object projected onto a plane from a specific position.
A. isometric projection B. technical illustration C. projection D. drawing E. none of the above
A modern hydronic heating system typically:
A) Heats using low-pressure steam. B) Uses water to cool the condenser of a water-to-air heat pump. C) Heats both the house and the domestic hot water. D) Heats by circulating hot water through a closed system of piping.
What is the purpose of a reverse return piping system?
A) To operate a two pipe system like a one pipe system B) To keep the length of piping the same for each convector unit C) To allow the flow direction to be reversed for cooling D) To reduce the amount of piping required
It is encouraged that the NEC be used as a design manual.
Answer the following statement true (T) or false (F)