Page 73 - Urban Construction Project Management

Adjacent structures that may be impacted
must these This The design mix

or vibration, water at a site. concrete are taken from a and 28 days, the concrete that is The inspector will measure the concrete is measured Each could affect the strength

noise, be monitored for stress or movement. Locate wells with gages to determine typical concrete pour and then taken to 14, cylinders are then compressed to failure and measured to determine the strength the concrete in psi (pounds per delivered to the site is taken and placed into a cone-shaped instrument. case is removed and the settlement of the concrete is measured from the top of how far the concrete falls to determine the concrete. to determine that the concrete is not cool A concrete design mix is s

by excavation, the elevation of Cylinders of After 7, the lab. of square inch). A sample of the cone. the slump of Temperature of or too hot. the concrete. of concrete required.

Monitoring of adjacent buildings Piezometer 4. Concrete Compressive strength Slump Temperature Concrete design mix Exhibit 3-3 (Continued)

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