Plastic underground electrical traffic signal junction boxes are available from Valmont Structures Canada. Boxes are made from structural foam plastic and are stackable, lids are available in galvanized steel or plastic and both boxes and lids are available in a variety of sizes.
• Traffic Light Signals
• Underground Electrical Terminations
• Landscape Irrigation
• Golf Course Irrigation
• Municipal Water
• Electrical Transmission
• Airport Runway Lighting
See the Junction Box product brochure.
The boxes are approved for use by the BC Ministry of Highways and are tested for H20 loading with a round steel lid.