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Water Resources & Wastewater Systems


Traffic Engineering

Transportation Design

Transportation Design

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Surveying, Mapping, and Right-of-Way Engineering




Land Development

civil engineering

TKE provides the highest quality in civil engineering project development, planning, and implementation.  We take pride in the knowledge that our projects will serve to enhance the quality of life for the communities in which we live and work on a daily basis.  We are committed to thorough and sustainable designs that allow for expedient and cost effective construction, ensuring that your resources are utilized in the most efficient manner. 


Our approach has resulted in recognition through several awards, including ASCE's Public Improvement Project of the Year Awards in 2007 and 2009 for our work on Alessandro Boulevard in the City of Riverside and the San Bernardino Avenue Trunk Sewer for the Inland Empire Utility Agency.

TKE's founder, Michael Thornton, has been recognized by ASCE in 2007 as Civil Engineer of the Year for the State of California.
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