CE Section Quiz 07

1. In the AASHTO Soil Classification System is based on _____ soil groups.

2. Which of the soil classification systems recognizes approximately 1,000 soil subgroups within the United States?

3. In ACI mix design (ACI 211.1), the water/cement ratio theory states that for a given combination of materials and as long as workable consistency is obtained, the __________of concrete at a given age depends on the w/c ratio.

4. In ACI mix design (ACI 211.1), which of the following is not one of the common steps:

5. Calculate the shear modulus (G) for a 1” diameter steel bar subjected to a 1500 lbs axial, tension force. The original length of the bar is 36” and the deformation is 0.02”.