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Developed over 50 years ago by Trenwa - precast concrete trench is our specialty.
With four modern, strategically located plants, we are the country's leading
producer of durable, precast trench systems in the broadest range of types and sizes.
We also manufacture Utility and Security products that supplement our trench systems.
You can count on Trenwa for high quality and on time deliveries.


Product Categories

Trench ProductsUtility ProductsSecurity Products

Trenwa News...

Fibrelite trench lid

June 2015 - Trenwa is excited to announce our new Polymer Composite Fibrelite™ lids for road crossing (HS20) trench. These trench lids are non-conductive, chemical resistant, lightweight yet extrememly durable and will withstand traffic and harsh field conditions for many years. When combined with our concrete road bases they create an ergonomic, yet affordable system for drive over areas. They are available for all of our HS20 trench bases from 10" wide to 48" wide.

See our product bulletin for more information.

Composite Polymer Lid

Jan 2015 - Our new Polymer Composite Pedestrian lids are the most durable lids available for pedestrian rated trench. Lightweight and tough means safety and ease of access are maximized. These field proven lids will exceed your expectations and provide very long service life. See our product page for more information or ask us for a sample.

Multi-mountMay 2013 - Trenwa announces integration partnership with Underground Devices!

Trenwa is now a reseller and integrator of cable racking and management systems manufactured by Underground Devices. We are excited to be able to provide this high quality, value added equipment with our trench solutions. This is the best way to manage, organize and protect cables inside our trenches by mounting them on the trench wall, off the floor and out of the way!

See our cable management page for more information or contact our sales department for assistance.


Trenwa, Inc.
1419 Alexandria Pike
Fort Thomas, KY 41075
Phone: 859-781-0831
Fax: 859-781-1085