1. (a) When an electrical signal system is used, all wire and attachments shall be weatherproof.
2. (b) Electrical signal systems shall be installed and adjusted to protect against accidental signaling, and shall be maintained in good operating condition at all times.
3. (c) Electrical signal bugs shall be designed so that they cannot be accidentally tripped.

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.