Signal Traffic Light

Traffic Signal

Precision Function Technology

Signal Light

Signal Light

Our Services

Mast Arm

Pole and mast arm installations are found in urban areas where spans and Catenaries are either impractical or not as esthetically pleasing as poles and mast arms.

Span Box

The Engineering Operations Committee has approved the use of the box span signal layout as the department’s standard design for all trunk-line intersections.


The video surveillance camera shall provide full-motion video and work with a PTZ unit to allow remote control of camera operations, including pan, tilt, and zoom.

Why Choose Us

Professional Work

At DET, you receive the kind of quality and service you expect from a leader. Our company evolves as the needs of our customers change and as new opportunities are created in the market. You will enjoy the latest services, technology and developments in the industry.

Team Work

We make it our responsibility to know you and your business. We work closely with you to ensure that the solutions we provide are tailored to meet your unique needs and challenges. We are committed to your success.

Customer Relation

At DET, our highest priority is satisfied customers. You are important to us and you can expect us to go the extra mile for your business. Superior customer service is the hallmark of DETI. We are proud to serve you and work hard to earn your business.

DET Center

DET Location