Communities west of Salt Lake City near the Jordan River and Great Salt Lake margin — West Valley City, West Jordan, Taylorsville, Kearns — frequently encounter groundwater within 8–15 feet of grade, deep lake bed clay with soil bearing capacity sometimes under 1,500 psf (compared to 2,000–3,000 psf typical for residential design), and near the lake margin, saline groundwater that causes sulfate attack on standard Portland cement concrete. The engineering response: engineered fill under slabs, deeper footings to competent bearing soil, dewatering during excavation, Type V sulfate-resistant cement in the concrete mix design, waterproofing rated for positive hydrostatic pressure, and permanent active sump systems. All of this is manageable — it requires a soils report and a contractor who has built in these conditions before.