GB 50222-2017 第4.0.7条
| | Doors of evacuation stairwells and their vestibules in hotel buildings shall be Class B fire doors (fire resistance rating not less than 1.00h). |
GB 50222-2017 第4.0.7条 Code for Fire Protection Design of Building Interior Decoration
Other clauses of this standard
- GB 50222-2017 第1.0.1条Code for Fire Protection Design of Building Interior Decora…
- GB 50222-2017 第1.0.2条Code for Fire Protection Design of Building Interior Decora…
- GB 50222-2017 第1.0.3条Code for Fire Protection Design of Building Interior Decora…
- GB 50222-2017 第1.0.4条Code for Fire Protection Design of Building Interior Decora…
- GB 50222-2017 第1.0.5条Code for Fire Protection Design of Building Interior Decora…
- GB 50222-2017 第1.0.6条Code for Fire Protection Design of Building Interior Decora…
- GB 50222-2017 第1.1条Code for Fire Protection Design of Building Interior Decora…
- GB 50222-2017 第2.0.1条Code for Fire Protection Design of Building Interior Decora…
- GB 50222-2017 第2.0.2条Code for Fire Protection Design of Building Interior Decora…
- GB 50222-2017 第2.0.3条Code for Fire Protection Design of Building Interior Decora…
- GB 50222-2017 第2.0.4条Code for Fire Protection Design of Building Interior Decora…
- GB 50222-2017 第2.0.5条Code for Fire Protection Design of Building Interior Decora…
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