But old houses often weren’t built on footings. Instead, builders dug a shallow trench on the perimeter of the structure and began building the walls right there, on the dirt.

Footing projections, P, shall be not less than 2 inches (51 mm) and shall not exceed the thickness of the footing. Table 401.4.1 as printed in the 2015 International Residential Code ...

The reopening of the ill-fated Spiketon Ditch Bridge on the Foothills Trail has been delayed after crews found unstable soil at the construction site.