(a) An on-premise or off-premise sign must be designed to resist wind loads as follows:
| Wind load pressure | ||||
| Height in feet | in pounds for each | |||
| above ground | square foot | |||
| 0-5 | 0 | |||
| 6-30 | 20 | |||
| 31-50 | 25 | |||
| 51-99 | 35 | |||
| 100-199 | 45 | |||
| 200-299 | 50 | |||
| 300-399 | 55 | |||
| 400-500 | 60 | |||
| 501-800 | 70 | |||
| Over 800 | 77 |
(b) Under this section, the height of a sign is measured above the average level of the ground adjacent to the structure.
Official text of the Texas Transportation Code as published by the Texas Legislative Council.