Convert tons per square foot to pounds per square inch instantly.
Press Enter to save conversion history.
1 tsf = 13.8889 PSI
1 tsf = 13.8889 PSI.
Enter a value in tons per square foot (tsf) to calculate the equivalent value in pounds per square inch (psi).
tsf: Tons per square foot (tsf) is a customary force-per-area unit sometimes used for soil bearing pressure and related geotechnical values.
PSI: Pounds per square inch (psi) is a customary pressure and stress unit.
Displayed results may be rounded for readability. Retain additional digits during intermediate engineering calculations when greater precision is required.
| tsf | PSI |
|---|---|
| 1 | 13.89 |
| 5 | 69.44 |
| 10 | 138.89 |
| 25 | 347.22 |
tsf means tons per square foot and is commonly used for bearing pressure and soil capacity.
This conversion is useful for soil bearing capacity, allowable bearing pressure, footing design, and geotechnical report review.
Enter the value in tons per square foot (tsf) above. The converter applies the established conversion factor and returns the equivalent value in pounds per square inch (psi).
They can use the same force-per-area units, but they describe different engineering quantities depending on context. Always confirm what the value represents in the source calculation or specification.
Yes. Use the reverse conversion link provided on this page.
Use our full converter for all units: Try the Multi Unit Converter