Only one exit shall be required in buildings as described below:
1. Buildings described in Table 1018.2, provided that the building has not more than one level below the first story above grade plane.
ass="bullet_point"> 4. Buildings of Group R-2 occupancy where all of the following conditions are met:
4.1. The building does not exceed four stories;
4.2. The building contains not more than three dwelling units per story;
4.3. The building is of construction Type I or II;
4.4. The building does not exceed 2,500 square feet (232 m2) per story; 4.5. Each dwelling unit has at least one window facing the street, or facing a lawful yard with open, unobstructed, and direct access to the street;</div> iv class="bullet_point"> 4.8 The building shall be equipped throughout with an automatic sprinkler system in accordance with Section 903.3.1.2.
int"> 4.6. The stairway extends to the roof surface through a stairway bulkhead complying with Section 1509.2 provided the roof has a slope not steeper than 20 degrees. In lieu of the stairway bulkhead, the stair may be constructed against the street wall with one window facing the street at every landing and access to the roof is provided via a scuttle with a stationary, noncombustible access ladder;
4.7. The stairway is enclosed in two-hour fire-rated walls with all exit doors leading into the stairway having at least 11/2 hour fire-rating; and
5. Buildings of Group R-2 occupancy of construction Type I or II not exceeding six stories and not exceeding 2,000 square feet (186 m2) per story.
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| OCCUPANCY | bw">MAXIMUM HEIGHT OF BUILDING ABOVE GRADE PLANE |
MAXIMUM OCCUPANTS (OR DWELLING UNITS) PER FLOOR AND TRAVEL DISTANCE |
A, Bc, E, F, M, Utd> | ass="tg-s6z2">1 Story | <td class="tg-s6z2">50 occupants and 75 feet
| H-2, H-3td> | 1 Story | 6z2">3 occupants and 75 feet travel distance |
| H-4, H-5, I, R | 1 Story | ="tg-s6z2">10 occupants and 75 feet travel distance |
| S |
1 Story | "tg-s6z2">30 occupants and 100 feet travel distance |
| B, F, M, Sa | 2 Stories | lass="tg-s6z2">30 occupants and 75 feet travel distance |
| R-2d, e | 2 Stories |
- class="uc_lower_alpha">
- For the required number of exits for open parking structures, see Section 1018.1.1.
- Buildings classified as Group R-2 equipped throughout with an automatic sprinkler system in accordance with Section 903.3.1.1 or 903.3.1.2 and provided with emergency escape and rescue openings in accordance with Section 1025 shall have a maximum height of three stories above grade.
- Buildings equi