Enhanced Fujita scale damage indicators and degrees of damage, chapter 6
Motels (M)
Typical Construction:
- Less than or equal to four storeys
- Facility made up of one or more multi-storey, rectangular buildings
- Flat, gable, hip or mansard roof
- Asphalt shingles, tile, slate or built up roof (BUR) roof covering
- Plywood/OSB roof decking, wood or metal prefabricated roof trusses
- Wood floor diaphragms, wood or metal stud walls
- Stucco, EIFS, wood, metal or brick veneer wall cladding
- Canopy over driveway at entrance; exterior walkways or balconies
Notes:
- With hip roof, increase toward bound wind speed for Degree of Damage 4 (DODx) and DOD6
| DOD | Damage Description | EXP | LB | UB |
|---|---|---|---|---|
| 1 | Threshold of visible damage | 105 | 85 | 135 |
| 2 | Loss of roof covering (up to 20%) | 130 | 110 | 160 |
| 3 | Broken windows or patio doors | 145 | 120 | 170 |
| 4 | Uplift of roof decking; significant loss of roof covering (more than 20%); loss of EIFS wall cladding | 155 | 130 | 185 |
| 5 | Uplift or collapse of canopy over driveway | 160 | 130 | 190 |
| 6 | Uplift or collapse of roof structure leaving most walls standing | 200 | 165 | 230 |
| 7 | Collapse of top story exterior walls | 220 | 195 | 250 |
| 8 | Collapse of most top story walls | 230 | 205 | 260 |
| 9 | Collapse of top two floors of three or more stories | 275 | 230 | 300 |
| 10 | Total destruction of entire building | 305 | 260 | 350 |
*All wind speeds in km/h