US 259 Alignment Study McCurtain County Client: ODOT Project Type: Environmental Study, Alignment & Traffic Analysis About this Project US Highway 259 (US-259) is a two-lane, rural principal arterial route running from northeastern Texas to southeastern Oklahoma....
Indian Nation Turnpike Over Peaceable Creek Client: Oklahoma Turnpike Authority Project Type: Structural Design, Roadway Design, About this Project EST successfully completed the evaluation and rehabilitation design for this three-span P.C. beam bridge carrying...
John Kilpatrick Turnpike Bridge Rehabilitation & Widening Over North Canadian River Client: Oklahoma Turnpike Authority Project Type: Structural Design, Roadway Design, Traffic Engineering About this Project The Oklahoma Turnpike Authority (OTA) proposed a...
SH-152 Traffic Signal Upgrades and Synchronization City of Mustang Client: City of Mustang Project Type: Traffic Analysis and Engineering About this Project EST was retained to inventory, study, analyze and design improvements to the seven (7) signalized...
Riverwind Casino Client: Chickasaw Nation Project Type: Civil/Site Design Services: Site Design, Construction Management, Survey, Geotechnical, Materials Testing, Inspection, & Accessibility About this Project EST partnered with the Chickasaw Nation to provide...
