As a best practice, the School Safety Preparedness Task Force recommends securing all interior doors with a Columbine lock, such that the door can be locked from both sides and unlocked from inside without a key, tool, or special knowledge. Download the Columbine-Style Locks Reference Guide
Tag: Recommendation 54
Recommendation 54
Recommendation 54: Secure all interior doors with a Columbine lock such that the door can be locked from both sides and unlocked from inside without a key, tool, or special knowledge.