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Hanging from a nearly 900-foot structure

At a Glance

  • 1060

    Foot Arch Span

  • 6

    Inspectors

Location
Boulder City, Nevada

Mike O¡¯Callaghan-Pat Tillman Memorial Bridge Inspection

How many engineers hang by a rope from enormous concrete structures just to get a closer look? Â鶹´«Ã½¡¯s bridge engineers did just that when they inspected the majestic Mike O¡¯Callaghan-Pat Tillman Memorial Bridge just downstream from the iconic Hoover Dam.

This aesthetic spandrel arch bridge spans 870 feet above the Colorado River. Under our bridge inspection contract with NDOT, Â鶹´«Ã½ provided the first routine inspection of this bridge¡ªthe first performed under live traffic. Then again in 2017, we were out inspecting this famous bridge again.

The concrete arch span structure¡ªwith its open spandrel arch main span and a total length of 1,896 feet¡ªis used by thousands of vehicles and hundreds of pedestrians every day. We completed the complex, hands on inspection of the entire bridge in approximately six days. The success of this high-profile rope access inspection is credited to the experience, certification, and training of our structural engineering climbing team and the application of the Society of Professional Rope Access Technicians¡¯ Safe Work Practices at every phase of the inspection.

At a Glance

  • 1060

    Foot Arch Span

  • 6

    Inspectors

Location
Boulder City, Nevada

How drones are making bridge inspections more efficient

New technologies are helping to make the most of infrastructure evaluation. Â鶹´«Ã½, along Skydio, delivered an innovative bridge inspection for the Nevada Department of Transportation at the O'Callaghan-Tillman Memorial Bridge.

Meet Our Team

Nick Cioffredi, Senior Principal, Transportation

You¡¯d be amazed how many bridges you drive over on a daily basis and don¡¯t realize that you¡¯re on a bridge. My job out there is to keep our neighbors and communities safe.

Scott Rostek, Director, Construction Management

I¡¯ve always had a fascination for bridges, so being able to repair or build new ones is incredible. I love transforming our communities.

Craig Jenkins, Senior Associate, Bridge Inspector

I¡¯m proud to help maintain and rehabilitate some of the most valuable components of transportation infrastructure: our bridges.

Nick Cioffredi

Senior Principal, Transportation

Scott Rostek

Director, Construction Management

Craig Jenkins

Senior Associate, Bridge Inspector

We¡¯re better together

  • Become a client

    Partner with us today to change how tomorrow looks. You¡¯re exactly what¡¯s needed to help us make it happen in your community.

  • Design your career

    Work with passionate people who are experts in their field. Our teams love what they do and are driven by how their work makes an impact on the communities they serve.

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