// CODE SNIPPET
§27-269 Construction Classes
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Table 3-3 lists construction classes that shall be established for classifying buildings and spaces by construction in accordance with the provisions of articles fifteen, sixteen and seventeen of this subchapter.
| TABLE 3-3 CONSTRUCTION CLASSES | |
|---|---|
| Construction Group | Class |
| I-Noncombustible | I-A— (4-hr. protected) |
| I-B— (3-hr. protected) | |
| I-C— (2-hr. protected) | |
| I-D— (1-hr. protected) | |
| I-E— (unprotected) | |
| II-Combustible | II-A— (heavy timber) |
| II-B— (protected wood joist) | |
| II-C— (unprotected wood joist) | |
| II-D— (protected wood frame) | |
| II-E— (unprotected wood frame) | |