In each photo the concrete footings A were poured when the column was already in place. Later the concrete slab was poured. Explain why the 45 cracks formed in the slab at each corner of the square footing and not for the circular footing.

Describe the principles of soil reinforcement techniques?

Determine the maximum aggregate size (MAS) for an 18" wide foundation wall that has two layers of rebars. It is comprised of number 4 rebar at 6" on center in the horizontal direction and number 6 rebar spaced at 2" on center in the vertical direction. It has 1.5" clear cover on the side of the wall

What is the stage before failure of an axially loaded prestressed member?

Question 8 A sample slab section view is shown below: *4 0 10" EW 30 Felt Joint El. See What should be the correct reinforcement configuration in plan view for this slab? What should be the correct reinforcement configuration in plan view for this slab? 10" 10" 10" 10"- #4 bars 10"- 10" 10" 10" #4 bars 10"- # 4 bars 10"-

9.9 Refer to the following photographs of concrete wall cracking. Indicate which case is likely caused by foundation settlement, seismic shear, loading retaining wall pressure. IBMB b)