Flatiron’s Interstate 5 Oso Parkway project in Orange County, California, is open to the public. This section of I-5 is the third most traveled roadway in the…

Flatiron, in collaboration with our joint venture partners Drill Tech, has completed the Mugu Secant Walls project, aka “Ventura Slope” north of Malibu, California.  As one of…

At Flatiron, we set an ambitious goal — to recycle at least 80% of materials annually by the end of 2025. Great news -- in 2023 we…