Burke County, ND Shrink-Swell Risk
Shrink-swell potential in Burke County, ND
Moderate
Soil across 82.6% of Burke County, ND comes back "Moderate" in USDA's shrink-swell data, averaging 3.74% linear extensibility. Conventional foundations are the reasonable expectation here, with routine moisture-control practice rather than special engineering.
What this number does and doesn't tell you
This is a countywide, area-weighted figure across every soil survey map unit in Burke County, ND - never a reading for one specific parcel. A site-specific soil report, usually $1,000-$5,000, is what an engineer would actually pull before designing a foundation on a lot in Burke County.
Burke County: the real numbers
Burke County's soil reading points toward standard foundation practice as the likely outcome, not the exception. A geotechnical report runs $1,000-$5,000, typically around $2,700. Foundation repair, if a specific lot turns out to differ from the county average, runs $5,000-$15,000.
How Burke County, ND compares
Among the 3,085 rated counties on this site, Burke County, ND ranks 708 most-constrained nationally, and 5 of 53 within North Dakota. Burke County covers 1,104 square miles and counts 2,154 residents.
For contrast
Orleans Parish, LA carries this site's most-constrained reading. Iron County, MO and Union County, IL are worth a look for comparison.
How this reading is built, and its real limits · Moisture management: the cheap fix that works on any soil
Elsewhere in North Dakota
Every county in North Dakota is on this site, including Billings County, ND and Dickey County, ND. The full underlying dataset is downloadable directly, one row per county.