Select Page
Gilcrease Turnpike – Construction Management

Gilcrease Turnpike – Construction Management

Gilcrease Turnpike – Construction Management Client: Oklahoma Turnpike Authority Project Type: Construction Management   About this Project The $892 million turnpike initiative allows for Oklahoma to remain in the forefront of national transportation...
OTA Driving Forward Bond Program

OTA Driving Forward Bond Program

OTA Driving Forward Bond Project Client: Oklahoma Turnpike Authority Project Type: Construction Management & Materials Testing About this Project EST has a primary role in the design, construction management and delivery of the Oklahoma Turnpike Authority’s (OTA)...
I-244 Bridge Rehabilitation

I-244 Bridge Rehabilitation

I-244 Bridge Rehabilitation Project Type: Structural Design About this Project The EST Bridge Division team designed plans for 13 bridge rehabilitations on I-244 in Tulsa, Oklahoma. We provided traffic control, full-depth pavement rehabilitation and bridge...
Turner Turnpike Supplemental Survey

Turner Turnpike Supplemental Survey

Turner Turnpike Supplemental Survey Customer: Oklahoma Turnpike Authority Project Type: Unmanned Aerial Services – Survey About this Project EST provided drone services for a supplemental survey for preliminary probable construction costs for widening the Turner...
Bridge Inspection over Arkansas River

Bridge Inspection over Arkansas River

Bridge Inspection over Arkansas River Customer: ODOT Project Type: Unmanned Aerial Services – Survey & Bridge Inspections About this Project EST provided drone inspection photos and videos in order to produce final design plans for rehabilitation of a bridge...