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Section 1017 Exit Access Travel Distance

Building Code 2018 of Illinois > 10 Means of Egress > 1017 Exit Access Travel Distance

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1017.1 General

Travel distance within the exit access portion of the means of egress system shall be in accordance with this section.

1017.2 Limitations

ILLUSTRATION

Exit access travel distance shall not exceed the values given in Table 1017.2.

TABLE 1017.2
EXIT ACCESS TRAVEL DISTANCE^a

OCCUPANCY	WITHOUT SPRINKLER SYSTEM (feet)	WITH SPRINKLER SYSTEM (feet)
A, E, F-1, M, R, S-1	200^e	250^b
I-1	Not Permitted	250^b
B	200	300^c
F-2, S-2, U	300	400^c
H-1	Not Permitted	75^d
H-2	Not Permitted	100^d
H-3	Not Permitted	150^d
H-4	Not Permitted	175^d
H-5	Not Permitted	200^c
I-2, I-3	Not Permitted	200^c
I-4	150	200^c

For SI: 1 foot = 304.8 mm.

See the following sections for modifications to exit access travel distance requirements:

Section 402.8: For the distance limitation in malls.

Section 404.9: For the distance limitation through an atrium space.

Section 407.4: For the distance limitation in Group I-2.

Sections 408.6.1 and 408.8.1: For the distance limitations in Group I-3.

Section 411.3: For the distance limitation in special amusement buildings.

Section 412.6: For the distance limitations in aircraft manufacturing facilities.

Section 1006.2.2.2: For the distance limitation in refrigeration machinery rooms.

Section 1006.2.2.3: For the distance limitation in refrigerated rooms and spaces.

Section 1006.3.3: For buildings with one exit.

Section 1017.2.2: For increased distance limitation in Groups F-1 and S-1.

Section 1029.7: For increased limitation in assembly seating.

Section 3103.4: For temporary structures.

Section 3104.9: For pedestrian walkways.
Buildings equipped throughout with an automatic sprinkler system in accordance with Section 903.3.1.1 or 903.3.1.2. See Section 903 for occupancies where automatic sprinkler systems are permitted in accordance with Section 903.3.1.2.
Buildings equipped throughout with an automatic sprinkler system in accordance with Section 903.3.1.1.
Group H occupancies equipped throughout with an automatic sprinkler system in accordance with Section 903.2.5.1.
Group R-3 and R-4 buildings equipped throughout with an automatic sprinkler system in accordance with Section 903.3.1.3. See Section 903.2.8 for occupancies where automatic sprinkler systems are permitted in accordance with Section 903.3.1.3.

1017.2.1 Exterior Egress Balcony Increase

Exit access travel distances specified in Table 1017.2 shall be increased up to an additional 100 feet (30 480 mm) provided that the last portion of the exit access leading to the exit occurs on an exterior egress balcony constructed in accordance with Section 1021. The length of such balcony shall be not less than the amount of the increase taken.

1017.2.2 Groups F-1 and S-1 Increase

The maximum exit access travel distance shall be 400 feet (122 m) in Group F-1 or S-1 occupancies where all of the following conditions are met:

The portion of the building classified as Group F-1 or S-1 is limited to one story in height.
The minimum height from the finished floor to the bottom of the ceiling or roof slab or deck is 24 feet (7315 mm).
The building is equipped throughout with an automatic sprinkler system in accordance with Section 903.3.1.1.

1017.3 Measurement

Exit access travel distance shall be measured from the most remote point of each room, area or space along the natural and unobstructed path of horizontal and vertical egress travel to the entrance to an exit.

Exception: In open parking garages, exit access travel distance is permitted to be measured to the closest riser of an exit access stairway or the closest slope of an exit access ramp.

1017.3.1 Exit Access Stairways and Ramps

Travel distance on exit access stairways or ramps shall be included in the exit access travel distance measurement. The measurement along stairways shall be made on a plane parallel and tangent to the stair tread nosings in the center of the stair and landings. The measurement along ramps shall be made on the walking surface in the center of the ramp and landings.