FF: What’s the weakest link?
Barricade devices that attach to the inside lever handle of the lockset rely on the connection between the lever and the lock. And I'm sure that's not even the weakest link in today's photos.
QQ: Locks on Patient Room Doors
I recently received this Quick Question from a locksmith at a university medical center: On patient room doors in a hospital, is it code-compliant to install traditional classroom function locksets which allow free egress from the room?
Accessibility Requirements for Changes in Level
The 2010 ADA Standards and ICC A117.1 - Accessible and Usable Buildings and Facilities contain similar requirements regarding changes in level within an accessible route. When thresholds are provided in a door opening, the maximum allowable threshold height is 1/2 inch, with the exception of existing or altered thresholds which are permitted to be 3/4-inch maximum in height (refer to the standards for additional criteria).* These limitations on threshold height apply to manually-operated doors and automatic doors.
Dormitory Tragedy – Ankara, Turkey
Last week I was contacted by an architect from Istanbul, about a recent fire that occurred in a girls' dormitory there. There were 12 fatalities...
School Security & Safety Lawsuit
Last week, the family of Colleen Ritzer filed a lawsuit against the town of Danvers, the school department, the architectural firm that designed the new wing of the school where the teacher was killed, and the cleaning company...
Controlled Egress vs. Delayed Egress
While delayed egress locks must automatically unlock 15 seconds after a building occupant actuates the device, a controlled egress lock allows the egress doors serving certain areas to remain locked until they are unlocked by staff, the automatic fire protection system, or power failure...
No Special Knowledge or Effort
Here's a little something to enjoy with your morning coffee. Most of us are aware of the requirement for egress doors to be able to be unlocked/unlatched without a key, tool, or special knowledge or effort, but sometimes this requirement is overlooked, especially when hardware is retrofitted on an existing door.
Reader Photos
Danny Estryk of Entry Systems Ltd. sent me these photos of some very early offset pivots. The wood doors and the other portion of the pivots that were attached to them are long gone, but the stone portion remains. This opening is at the Belvoir Fortress in the Jordan Valley of Israel, built by the crusaders beginning in 1168.
More Doors of SMA
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