Keep out zone system

A method of monitoring a safety area comprising:

• arranging a plurality of portable electronic monitoring devices to monitor a plurality of protected areas at a construction site, each of the plurality of portable electronic monitoring devices being configured to generate an electronic signal in response to an entry to at least one of the protected areas being detected;
• determining whether a notification should be generated based at least in part on analyzing the electronic signal;
• and
• sending the notification in response to determining that the notification should be generated.

A safety monitoring system comprising:

• a first device configured to generate an electronic signal in response to detecting an entry to a protected area;
• a second device remote from the first device, the second device configured to receive the electronic signal indicating that the entry was detected in the protected area;
• and
• a third device remote from the first device and remote from the second device, the third device configured to remotely toggle the first device between a Dormant mode, an Active mode, and an Alarm mode.