Class II building: Durability is 50- 100 years, which is suitable for general buildings. ?
Class III building: Durability of 25-50 years, suitable for class II buildings. ?
Grade IV building: Durability is below 15 years, and it is suitable for temporary buildings.
High-rise buildings with a building fire resistance rating of 3.0. 1 shall be classified according to their nature of use, fire risk, difficulty in evacuation, etc., and shall comply with the provisions in Table 3.0. 1? Category Table 3.0. 1 Name Class II residential buildings, advanced residential buildings, 19th-floor and ordinary residential buildings, and 10th-18th floors.
* * * 1 building. Hospital 2. Superior hotel 3. The building height exceeds 50m or the building area exceeds 1000 m2. There are 4 commercial buildings, exhibition buildings, comprehensive buildings, telecom buildings and finance and trade buildings. The building height exceeds 50m or the building area exceeds1500m2. Business and living building 5. Provincial broadcasting (including cities under separate state planning). Electric power dispatching building 7. There are 8 provincial-level (including cities with separate plans) postal buildings and disaster prevention command and dispatch buildings. Libraries and stacks with more than 65,438,000,000 books 9. 65,438+00 for important office building, scientific research building and archives building. Ordinary hotels, office buildings, scientific research buildings and archives with a building height exceeding 50m.
In addition to class buildings, commercial buildings, exhibition buildings, comprehensive buildings, telecommunications buildings, financial buildings, commercial and residential buildings, libraries and stacks. 2. Provincial Postal Building, Disaster Prevention Command and Dispatching Building, Radio and Television Building and Electric Power Dispatching Building. 3. Ordinary hotels, office buildings, scientific research buildings and archives with a building height exceeding 50m.
reference data
Baidu encyclopedia:/item/%E5% bb% ba% E7% ad% 91%E7% b1%bb% E5% 88% ab/10692391