Roads, Highways, and Bridges

From local roads to major interstates and complex bridge structures, SEMA delivers the infrastructure that keeps communities connected and commerce flowing. With decades of experience in highway construction, bridge engineering, and roadway rehabilitation, we take on projects of every size—ensuring safe, efficient results that last.

Our expertise spans earthwork, drainage, utilities, demolition, and bridge construction, including steel, precast concrete, and poured-in-place structures. We work closely with government agencies, municipalities, developers, and private partners to tailor each project to its unique demands. As industry leaders, we’ve introduced innovative construction techniques like curved, precast concrete U-girders to Colorado and Florida, pushing the boundaries of efficiency and design. Whether we're widening roadways, replacing aging bridges, or building from the ground up, our team brings the experience, precision, and problem-solving needed to deliver infrastructure that stands strong for generations.