Research Article
Effects of Fire Compartmentation and Smoke Exhaust Measures on Smoke Spread Caused by Cable Fire in Utility Tunnel
  |  | Working condition | Ceiling screen height (m) | Opening angle of the fire door | Number of smoke exhaust fans |  
  |  | Working condition 1 | 0.0 | 0° | 0 |  | Working condition 2 | 0.5 | 0° | 0 |  | Working condition 3 | 1.0 | 0° | 0 |  | Working condition 4 | 0.0 | 90° | 0 |  | Working condition 5 | 0.0 | 45° | 0 |  | Working condition 6 | 0.0 | 0° | 4 |  
  |  
  |