SR-13 (Bluff Street), St. George Boulevard to Sunset Blvd

Bluff Street, a major road in the city of St. George, was widened from 5 to 7 lanes. RB&G’s role on the project as a subconsultant to Lochner was structure design for a drainage box culvert, retaining walls (including a 16-ft high soil nail wall, 4 MSE walls 820 ft total, and a multi-tiered CIP wall.

Services: select structure designs and partial geotechnical design services, structural design, select structure PS&E, and construction engineering design support.

Location: St. George, Utah