Door Locking Hardware: Herndon vs Vienna
How do door locking hardware rules compare between Herndon, VA and Vienna, VA?
Herndon and Vienna have similar restriction levels.
Herndon, VA
Fairfax County
Fairfax County enforces Virginia USBC and Virginia Statewide Fire Prevention Code rules on means-of-egress door hardware, requiring single-action unlocking from the egress side and prohibiting multiple operations or special knowledge to exit.
View full Herndon rules →Vienna, VA
Fairfax County
Fairfax County enforces Virginia USBC and Virginia Statewide Fire Prevention Code rules on means-of-egress door hardware, requiring single-action unlocking from the egress side and prohibiting multiple operations or special knowledge to exit.
View full Vienna rules →Key Facts Comparison
| Fact | Herndon | Vienna |
|---|---|---|
| Code basis | VA USBC Chapter 10 | VA USBC Chapter 10 |
| Rule | Single-action unlocking | Single-action unlocking |
| Panic hardware | 50 plus assembly | 50 plus assembly |
| Inspector | Fire Marshal | Fire Marshal |
| Penalty | Immediate citation | Immediate citation |
Highlighted rows indicate differences between cities.
Herndon FAQ
Are slide bolts allowed on commercial exit doors?
Generally no; egress doors must unlock with one motion, so chains, padlocks, and most slide bolts violate the Virginia Fire Prevention Code.
Do schools follow different rules?
Schools may use lockdown-compatible hardware that still permits free egress; Virginia Department of Education and Fire Marshal jointly approve devices.
Vienna FAQ
Are slide bolts allowed on commercial exit doors?
Generally no; egress doors must unlock with one motion, so chains, padlocks, and most slide bolts violate the Virginia Fire Prevention Code.
Do schools follow different rules?
Schools may use lockdown-compatible hardware that still permits free egress; Virginia Department of Education and Fire Marshal jointly approve devices.
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