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07-1661-007772 TOTAL OCCUPANTS - - 2 MEN - - MEN 7 DOORS, GATES AND TURNSTILES 3 WOMEN WOMEN: 9 ADMINISTRATION FOR ADA ACCESSIBLITY SEE SHEET 1001.1 General. Means of egress doors shall meet the requirements of this section. Doors serving a means of egress system shall meet the Buildings or portions thereof shall be provided with a means of egress system as required by this chapter. The A4.9, AND A4.10, ENLARGED provisions of this chapter shall control the design, construction and arrangement of means of egress code shall meet the requirements of this section. For accessibility provisions related to doors, refer to Sections 11 -4.1.3 , components required to provide an approved means of egress from structures and portions thereof. RESTROOM PLANS I Means of egress doors shall be readily distinguishable from the adjacent construction and finishes such that the doors are CHAPTER 10 i c MEANS OF EGRESS SECTION 1008 DOORS, GATES AND TURNSTILES SECTION 1001 > ADMINISTRATION 1008.1 Doors. 1001.1 General. Means of egress doors shall meet the requirements of this section. Doors serving a means of egress system shall meet the Buildings or portions thereof shall be provided with a means of egress system as required by this chapter. The requirements of this section and Section 1017.2 . Doors provided for egress purposes in numbers greater than required by this provisions of this chapter shall control the design, construction and arrangement of means of egress code shall meet the requirements of this section. For accessibility provisions related to doors, refer to Sections 11 -4.1.3 , components required to provide an approved means of egress from structures and portions thereof. 11 -4.3.9 and 11 -4.13 . I Means of egress doors shall be readily distinguishable from the adjacent construction and finishes such that the doors are 1001.2 Minimum requirements. easily recognizable as doors. Mirrors or similar reflecting materials shall not be used on means of egress doors. Means of It shall be unlawful to alter a building or structure in a manner that will reduce the number of exits or the egress doors shall not be concealed by curtains, drapes, decorations or similar materials. capacity of the means of egress to less than required by this code. O 1008.1.1 Size of doors. L(•)'� The minimum width of each door opening shall be sufficient for the occupant load thereof and shall provide a dear width of �- - not less than 32 inches (813 mm). Clear openings of doorways with swinging doors shall be measured between the face of the SECTION 1004 door and the stop, with the door open 90 degrees (1.57 rod). Where this section requires a minimum dear width of 32 inches ; OCCUPANT LOAD (813 mm) and a door opening Includes two door leaves without a mullion, one leaf shall provide a dear opening width of 32 - Code Compliance inches (813 mm). The maximum width of a swinging door leaf shall be 48 inches (1219 mm) nominal. Means of egress doors in 1004.1 Design occupant load. an occupancy in Group 1 -2 used for the movement of beds shall provide a dear width not less than 41% inches (1054 mm). In determining means of egress requirements, the number of occupants for whom means of egress facilities The height of doors shall not be less than 80 inches (2032 mm). shall be provided shall be established by the largest number computed in accordance with Sections 1004.1.1 d through 1004.1.3. 1008.1.4 Floor elevation. 1004.1.1 Actual number. There shall be a floor or landing on each side of a door. Such floor or landing shall be at the some elevation on each side of tFie' The actual number of occupants for whom each occupied space, floor or building is designed. door. Landings shall be level except for exterior landings, which are permitted to have a slope not to exceed 0.25 unit vertical in • 1004.1.2 Number by Table 1004.1.2 . 12 units horizontal (2- percent slope). The number of occupants computed at the rate of one occupant per unit of area as prescribed in 1008.1.5 Landings at doors. Table 1004.1.2 . Landings shall have a width not less than the width of the stairway or the door, whichever is the greater. Doors in the fully open,--. , TABLE 1004.1.2 position shall not reduce a required dimension by more than 7 inches (178 mm). When a landing serves an occupant load of 50 MAXIMUM FLOOR AREA ALLOWANCES PER OCCUPANT or more, doors in any position shall not reduce the landing to less than one -half its required width. Landings shall have a length OCCUPANCY FLOOR AREA IN SQ. FT. PER OCCUPANT measured in the direction of travel of not less than 44 inches (1118 mm). " Assembly Exception: Landing length in the direction of travel in Group R -3 as applicable in Section 101.2 and Group U and within individual units of Group R -2 as applicable in Section 101.2 , need not exceed 36 inches (914 mm). Assembly with fixed seats See Section 1004.7 Assembly without fixed seats 1008.1.6 Thresholds. Concentrated (chairs only - -not fixed) 7 net Thresholds at doorways shall not exceed 0.75 inch (19.1 mm) in height for sliding doors serving dwelling units or 0.5 inch (12.7 - Standing space 5 net mm) for other doors. Raised thresholds and floor level changes greater than 0.25 inch (6.4 mm) at doorways shall be beveled Unconcentrated (tables and chairs) 15 net with a slope not greater than one unit vertical in two units horizontal (50- percent slope). Bowling centers, allow 5 persons for each lane including 15 feet of runway, and for additional areas 7 net _ Business areas 100 gross 1008.1.8 Door operations. Except as specifically permitted by this section egress doors shall be readily openable from the egress side without the use of a - - -- -- For SI: 1 square foot = 0.0929 m 2 . key or special knowledge or effort. 1. For the purpose of determining occupant load in mercantile occupancies where, due to differences in grade of streets on different sides, two or more floors directly accessible from streets exist, each such floor shall be considered a street floor. The occupant load factor shall be one person for each 40 square feet (3.7 m 2 1008.1.8.1 Hardware. Door handles, pulls, latches, locks and other operating devices on doors required to be accessible by Chapter 11 shall not require ) of gross floor area of sales space. tight grasping, tight pinching or twisting of the wrist to operate. 2. For any food court or other assembly use areas located in the mall that are not included as a portion of 1008.1.8.2 Hardware height. the gross leasable area of the mall buildings, the occupant load is calculated based on the occupant load factor for that use as specified in Table 1004.1.2 . The remaining mall area is not required to be assigned A latch or other fastening device on a door shall be provided with a releasing device having an obvious method of operation under an occupant load. all lighting conditions. The releasing mechanism for an latch shall be located at least 34 inches 864 mm and not more than 48 9 9 9 Y ( ) 1004.2 Increased occupant load. inches (1219 mm) above the finished floor. Doors shall be openable with not more than one releasing operation. The occupant load permitted in any building or portion thereof is permitted to be increased from that number Exception: Egress doors from individual living units and guest rooms of residential occupancies shall be permitted to be provided with devices that require not more than one additional releasing operation if such device is operable from the inside without the established for the occupancies in Table 1004.1.2 provided that all other requirements of the code are also met based on such modified number and the occupant load shall not exceed one occupant per 5 square feet use of a key or tool and is mounted at a height not more than 48 inches (1219 mm) above the finished floor. (0.47 m 2 ) of occupiable floor space. Where required by the building official, an approved aisle, seating or 1008.1.8.3 Locks and latches. fixed equipment diagram substantiating any increase in occupant load shall be submitted. Where required by the building official, such diagram shall be posted. Locks and latches shall be permitted to prevent operation of doors where any of the following exists- 1 . Places of detention or restraint. 1004.3 Posting of occupant load. 2. In buildings in Occupancy Group A having an occupant load of 300 or less, Groups B, F, M and S, and in churches, the Every room or space that is an assembly occupancy shall have the occupant load of the room or space main exterior door or doors are permitted to be equipped with key - operated locking devices from the egress side provided: posted in a conspicuous place, near the main exit or exit access doorway from the room or space. Posted signs shall be of an approved legible permanent design and shall be maintained by the owner or authorized 2.1. The locking device is readily distinguishable as locked, 2.2• A readily visible durable sign is posted on the egress side on or adjacent to the door stating: THIS DOOR TO REMAIN g ti UNLOCKED WHEN BUILDING IS OCCUPIED. The sign shall be in letters 1 inch (25 mm) high on a contrasting background, 2.3. The use of the key - operated locking device is revokable by the building official for due cause. 1004.7 Fixed seating. 3. Where egress doors are used in pairs, approved automatic flush bolts shall be permitted to be used, provided that the door For areas having fixed seats and aisles, the occupant load shall be determined by the number of fixed seats installed therein. leaf having the automatic flush bolts has no doorknob or surface- mounted hardware. 4. Doors from individual dwelling or sleeping units of Group R occupancies having an occupant load of 10 or less are permitted - For areas having fixed seating without dividing arms, the occupant load shall not be less than the number of to be equipped with a night latch, dead bolt or security chain, provided such devices are openable from the inside without the use seats based on one person for each 18 inches (457 mm) of seating length. of a key or tool. The occupant load of seating booths shall be based on one person for each 24 inches (610 mm) of booth 1009.1 Stairway width. seat length measured at the backrest of the seating booth. - SECTION 1005 The width of stairways shall be determined as specified in Section 1005.1 , but such width shall not be less than 44 inches (1118 EGRESS WIDTH mm). See Section 1007.1 for accessible means of egress stairways. Exceptions: 1005.1 Minimum required egress width. 1. Stairways serving an occupant load of 50 or less shall have a width of not less than 36 inches (914 mm). The means of egress width shall not be less than required by this section. The total width of means of 2. Spiral stairways as provided for in Section 1009.9 . egress in inches (mm) shall not be less than the total occupant load served by the means of egress 3. Aisle stairs complying with Section 1024 . multiplied by the factors in Table 1005.1 and not less than specified elsewhere in this code. Multiple means 4. Where a stairway lift is installed on stairways serving occupancies in Group R -3, or within dwelling units in occupancies in of egress shall be sized such that the loss of any one means of egress shall not reduce the available Group R -2, both as applicable in Section 101.2 , a dear passage width not less than 20 inches (508 mm) shall be provided. If the capacity to less than 50 percent of the required capacity. The maximum capacity required from any story seat and platform can be folded when not in use, the distance shall be measured from the folded position. of a building shall be maintained to the termination of the means of egress. Exception: Means of egress complying with Section 1024 . 1009.3 Stair treads and risers. OCCUPANCY WITHOUT SPRINKLER SYSTEM WITH SPRINKLER SYSTEM a - Stairways Other egress components Stairways Other egress components Stair riser heights shall be 7 inches (178 mm) maximum and 4 inches (102 mm) minimum. Stair tread depths shall be 11 inches (inches per occupant) (inches per occupant) (inches per occupant) (inches per occupant) (279 mm) minimum. The riser height shall be measured vertically between the leading edges of adjacent treads. The greatest riser 0.3 01 0.3 0.2 height within any flight of stairs shall not exceed the smallest by more than 0.375 inch (9.5 mm). The tread depth shall be 1005.2 Door encroachment. measured horizontally between the vertical planes of the foremost projection of adjacent treads and at right angle to the tread ?s Doors opening into the path of egress travel shall not reduce the required width to less than one -half leading edge. The greatest tread depth within any flight of stairs shall not exceed the smallest by more than 0.375 inch (9.5 mm). - during the course of the swing. When fully open, the door shall not project more than 7 inches (178 mm) Winder treads shall have a minimum tread depth of 11 inches (279 mm) measured at a right angle to the tread ?s leading edge at into the required width. a point 12 inches (305 mm) from the side where the treads are narrower and a minimum tread depth of 10 inches (254 mm). The Exception: The restrictions on a door swing shall not apply to doors within individual dwelling units and greatest winder tread depth at the 12 -inch (305 mm) walk line within any flight of stairs shall not exceed the smallest by more - sleeping units of Group R -2 and dwelling units of Group R -3. than 0.375 inch (9.5 mm). --- - - - - -- - L mth _- ----- - -- - 1= V avericq Arcs itect re I�y Design, III 6675 Westwood lvd. Suite 40 II r II 1.) REVISED COMMON PATHS OF TRAVEL Orlando, {- �orida 32821 2.) COORDINATED EXIT SIGN LOCATIONS WITH ! 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