The wall bears on 8" thick by 20"~24" wide strip footing. Probably on clay.
The steel beams are probably providing lateral restraint, but strangely one of the beams is approximately centered over the V-shaped crack, while the the other beam is directly over where the other crack starts.
The...
I came across some unusual cracks today while inspecting the unreinforced concrete foundation of a semi-detached two-story home in Eastern Ontario. The side exterior wall (on the detached side) has 4 diagonal cracks in two roughly symmetrical V-shaped patterns which begin at each end of the wall...
My small firm is looking to buy some structural analysis software. In the past we've mostly dealt with temporary structures and residential, but are starting to get into buildings and other larger projects. Thus far we've done most calculations by hand, but to get into the larger projects we...