Material Construction

Base Film: Durable coated paper
Thickness: Heavy-duty construction for long-term soil stability
Print: Bold, high-contrast permanent print for long-term readability underground
Face: Weather, moisture, and soil-resistant surface

Protective Overlaminate

Film: 0.7 mil clear biaxially oriented polypropylene (BOPP)
Adhesive: High-grade clear acrylic adhesive
Total Construction: 0.95 mil laminate protection layer

Adhesive System

Type: Permanent acrylic adhesive
Adhesion Profile: Strong initial tack with excellent long-term bond strength

Detectability

Standard: Non-detectable warning tape

Environmental Durability

UV Resistant for pre-burial exposure
Resistant to rot, fungus, acids, and alkalis in soil
Withstands freeze/thaw cycles and ground movement

Color Coding (APWA Standard)

Red — Electric Power / Lighting / Cables
Yellow — Gas / Oil / Steam
Orange — Communication / CATV / Fiber Optic
Blue — Potable Water
Green — Sewer / Drain
Purple — Reclaimed Water

Compliance & Safety

Designed for underground utility identification and excavation safety. Meets common industry practices for buried utility warning systems

Primary Function
Underground Pipe Marking Tape is engineered to provide early visual warning above buried utilities during excavation, trenching, or construction activities. Installed below ground and above utility lines, the tape alerts crews before damage occurs — preventing costly outages, safety hazards, and infrastructure disruption.

Key Benefits

Prevents accidental utility strikes
Improves excavation safety and compliance
Long-term underground durability
High-visibility warning communication
Available in detectable and non-detectable constructions
Supports facility mapping and utility identification

Typical Applications

Underground utility pipelines
Gas & petroleum lines
Electrical conduit & buried cable
Fiber optic / telecom infrastructure
Municipal water & sewer systems
Industrial and commercial underground utilities

Installation Guidance

Tape is typically buried 6–12 inches above the utility line to provide early warning before contact with the pipe or cable. Detectable versions allow location with standard underground locating equipment.

Construction & Protection

This underground marking tape features a printed warning layer protected by a clear polypropylene overlaminate. The laminate shields the printed message from moisture, soil chemicals, oils, and abrasion, helping maintain legibility and durability in demanding underground environments.