Underground Warning Tape – Detectable, Bulk Rolls

For High-Visibility Utility Line Marking

Made with aluminum to locate buried utility pipes using a metal detector before you dig.

Detectable underground marking tapes are manufactured for the highest visibility in all types of soil conditions. APWA Color-Coded diagonal warning stripes are printed along with big, bold, black lettering to identify what type of utility line is buried below. These meet or exceed all industry standards.

DETAILS:

• 5 mil plastic
• Metallic coating
• 2″ x 1,000′, 3″ x 1,000′, 6″ x 1,000′ width rolls

MESSAGES: 

Water, Sewer, Fiber Optic, Telephone, Cable TV, Electric, Gas, Sewer, Storm Drain, Reclaimed H2O, Geothermal

Bulk discounts are applied in cart.

Additional Information

Detectable underground warning tape combines a printed warning layer with an embedded metallic trace, so buried lines can be located with a standard cable locator. Utility contractors bury it above water, gas, and electrical lines to warn crews and mark the line's exact path for future digging. The metallic core stays locatable for the life of the installation.

• Made in the USA
• Durable underground placement, locatable for decades below grade
• Ships fast in bulk roll quantities

Detectable Underground Warning Tape Designed for Long-Term Underground Use

A solid aluminum foil core runs the length of the tape, sealed inside a polyethylene laminate that resists moisture and soil corrosion. Standard cable locators pick up the trace at typical burial depths.

Printed warning text repeats along the full roll, so any point in the trench gives a clear caution before a locator is even used.

Where It's Used:

• Buried gas, water, and electrical lines
• Fiber optic and telecom trenching
• Utility company line marking standards
• Municipal infrastructure projects
• General contractor trench backfill where future locating matters

Utility crews standardize on one detectable tape across every trench to keep locate records consistent. Bulk rolls and case pricing make that standard affordable across large service areas.