DANGER Underground Electric Vault Sign – Lethal Voltage – 8x12 Aluminum

This DANGER sign is designed to identify underground electric vault areas where lethal voltage may be present and access must be controlled. It reinforces the requirement to contact 811 prior to digging and provides a strong visual warning to keep unauthorized personnel away from vault locations.

Use professional-grade signage to support utility safety standards in municipal, commercial, industrial, and campus environments where underground vaults and duct systems are present.

Common placements

• Vault access points and hatches

• Fence lines near vault locations

• Utility corridors and easements

• Construction approach points

• Utility access gates

Intended buyers

• Electrical utilities and contractors

• Municipal public works departments

• Construction and excavation crews

• Facility safety officers

• Property and campus managers

Construction features

• UV-resistant printing for fade prevention

• Rust-resistant aluminum for durability

• Pre-drilled holes for easy mounting

• Rounded corners for safe handling

• Professional high-contrast design

Operational note: Place at approach points and barriers where personnel could access vault areas or begin digging nearby.

• Controls high-voltage vault hazard areas: Warns that underground electric vaults may contain lethal voltage and require controlled access.
• Supports safe digging and locate awareness: “CALL 811 BEFORE DIGGING” reinforces locate procedures near vault locations and utility corridors.
• Outdoor-ready durability: Rust-resistant aluminum with UV-resistant printing for long-term field placement.
• Fast installation: Pre-drilled holes and rounded corners support mounting on fences, posts, doors, and barricades.
• Made by CGAP Safety: CGAP Safety is an American safety manufacturer focused on durable, professional-grade signage.