During excavation, an operator unexpectedly uncovers a bright yellow PVC pipe. What immediate action should the operator take?

Question: During excavation, an operator unexpectedly uncovers a bright yellow PVC pipe. What immediate action should the operator take?

Answer options:

• Continue excavating carefully, as yellow typically indicates communication lines. ✅ Immediately stop excavation, notify the supervisor, and await further instructions.
• Use a hand shovel to carefully expose the pipe further to confirm its identity.
• Assume it's a non-pressurized drainage pipe and proceed with caution.

Correct answer: Immediately stop excavation, notify the supervisor, and await further instructions.

Explanation: Bright yellow PVC typically marks natural gas lines or other hazardous materials. Any unexpected utility strike or discovery requires immediate cessation of work, notification of supervision, and adherence to emergency procedures.