Precast Concrete Trench for underground utility purposes. Oldcastle Infrastructure offers a solution for cable distributions and management with a three-sided trench. Trench components have superior chemical resistance, strength, low water absorption, and substantial freeze/thaw resistance. Engineered for reliability and ease of access, our trench system is ideal for power, utility, and transportation applications—especially in demanding industrial. Completing Outside Cable Plant Installation. 2 meters (3-4 feet) deep to reduce the likelihood of accidentally being dug up. In extreme cold climates, cables may need to be buried at greater depths where there. Trenwa is the original manufacturer of precast concrete trench and offers the broadest line of proven trench systems. Trusted by Industry Leaders: Trenwa has been a go-to partner for North American infrastructure projects for over for over 60 years. If you need any help, be sure to reach out. Primarily used for enclosure of electrical, communication, power cables, and piping. KEMROC's attachments, including DMW Cutter Wheels, EK Chain Cutters, Drum Cutters, and KRC Bullhead Cutters, set the benchmark for precision, cost-effectiveness, and productivity across a range of trenching applications. Why Choose KEMROC Trenching Solutions? KEMROC attachments allow exact width.