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// CODE SNIPPET

408.4 Locks

2015 Virginia Construction Code (USBC, Part I) > 4 Special Detailed Requirements Based on Use and Occupancy > 408 Group I-3 > 408.4 Locks
JUMP TO FULL CODE CHAPTER
Egress doors are permitted to be locked in accordance with the applicable use condition. Doors from a refuge area to the outside are permitted to be locked with a key in lieu of locking methods described in Section 408.4.1. The keys to unlock the exterior doors shall be available at all times and the locks shall be operable from both sides of the door.

408.4.1 Remote Release

Remote release of locks on doors in a means of egress shall be provided with reliable means of operation, remote from the resident living areas, to release locks on all required doors. In Occupancy Condition 3 or 4, the arrangement, accessibility and security of the release mechanisms required for egress shall be such that with the minimum available staff at any time, the lock mechanisms are capable of being released within 2 minutes.
Exception: Provisions for remote locking and unlocking of occupied rooms in Occupancy Condition 4 are not required provided that not more than 10 locks are necessary to be unlocked in order to move occupants from one smoke compartment to a refuge area within 3 minutes. The opening of necessary locks shall be accomplished with not more than two separate keys.

408.4.2 Power-Operated Doors and Locks

AMENDMENT
This section has been amended at the state or city level.
PoweroperatedPower-operated sliding doors or power-operated locks for swinging doors shall be operable by a manual release mechanism at the door. Emergency power shall be provided for the doors and locks in accordance with Section 2702.
Exceptions:
  1. Emergency power is not required in facilities with 10 or fewer locks complying with the exception to Section 408.4.1.
  2. Emergency power is not required where remote mechanical operating releases are provided.

408.4.3 Redundant Operation

Remote release, mechanically operated sliding doors or remote release, mechanically operated locks shall be provided with a mechanically operated release mechanism at each door, or shall be provided with a redundant remote release control.

408.4.4 Relock Capability

Doors remotely unlocked under emergency conditions shall not automatically relock when closed unless specific action is taken at the remote location to enable doors to relock.

Related Code Sections


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2015 Virginia Statewide Fire Prevention Code > 34 Tire Rebuilding and Tire Storage > 3407 Fencing > 3407.3 Locking
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All gates to the storage yard shall be locked when the storage yard is not staffed ...
2012 Virginia Statewide Fire Prevention Code > 34 Tire Rebuilding and Tire Storage > 3407 Fencing > 3407.3 Locking
408.4 Special Detailed Requirements Based on Use and Occupancy, Locks
Egress doors are permitted to be locked in accordance with the applicable use condition. Doors from a refuge area to the outside are permitted ...
2012 Virginia Construction Code (USBC, Part I) > 4 Special Detailed Requirements Based on Use and Occupancy > 408 Group I-3 > 408.4 Locks
408.4 Special Detailed Requirements Based on Use and Occupancy, Locks
Egress doors are permitted to be locked in accordance with the applicable use condition. Doors from a refuge area to the outside are permitted ...
2015 Virginia Construction Code (USBC, Part I) > 4 Special Detailed Requirements Based on Use and Occupancy > 408 Group I-3 > 408.4 Locks
506.1.1 Fire Service Features, Locks
An approved lock shall be installed on gates or similar barriers where required by the fire code official ...
2015 Virginia Statewide Fire Prevention Code > 5 Fire Service Features > 506 Key Boxes > 506.1 Where Required > 506.1.1 Locks
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