The compressive strength of concrete is generally measured
A) 14 days after casting the concrete in a test specimen.
B) 1 day after casting the concrete in a test specimen.
C) when the concrete is fresh.
D) 28 days after casting the concrete in a test specimen.
E) 7 days after casting the concrete in a test specimen.
D) 28 days after casting the concrete in a test specimen.
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During a routine visit to the construction site, the project architect observes that the exterior wall cladding of the building is being installed before installing the windows (that are available on the site). The project architect's experience is that this sequence of construction will compromise the aesthetics and workmanship of the wall and discusses the issue with the general contractor
(GC), who disagrees. What should be the project architect's follow-up step? What will be an ideal response?What will be an ideal response?
Water boils at 220°F at sea level under standard atmospheric conditions.
Answer the following statement true (T) or false (F)
In systems using field-fabricated pipe arrestors, how does the technician replenish the air that gets absorbed?
What will be an ideal response?
Which diagnostic step is the most important aspect of diagnosis?
A) Verify the problem B) Check the service bulletins C) Retrieve the trouble codes D) Visual inspection