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PBS&J wins Honor Awards for projects in Tennessee

The American Council of Engineering Companies of Tennessee (ACEC of Tennessee) recognized PBS&J with honors for the Tennessee Department of Transportation's (TDOT's) 25-Year Long Range Transportation Plan and the I-124 (US 27) Interstate Reconstruction project. The awards recognized PBS&J's efforts in multimodal planning and survey efficiency. The 25-Year Long Range Plan brought home an honor award in the category of Studies, Research, and Consulting Services. Several years ago, TDOT recognized the need to take a more comprehensive, long-range look at the state's vast transportation system to ensure it would continue to support growth. The decision was made to define a transportation vision, and to give that vision a sound basis for success.

PBS&J was entrusted by TDOT to be a partner in development of this plan. The result is Tennessee's first truly multimodal transportation plan. The plan systematically examines the needs and opportunities of all transportation modes, identifies funding strategies, provides short- and intermediate-range tools, and defines strategies for achieving the long-term vision. The plan is also TDOT's first to fully utilize their new approach of engaging the public in an ongoing, proactive, and inclusive process for creating consensus-based strategies and solutions.

The I-124 (US 27) project brought home an honor award in the category of Surveying/Mapping Technology for the use of highly efficient surveying methods for TDOT's I-124 (US 27) Reconstruction project. PBS&J performed a high-definition survey (HDS) for Clinard Engineering Associates, LLC, which provided fast, efficient collection of as-built geometry with a higher level of accuracy than conventional survey methods. This project involved more than five miles of linear roadways, including all ramps, side streets, and intersections.

What would have taken two months using conventional survey methods was completed in less than three weeks through PBS&J's use of HDS. The cost of HDS is typically ten percent less than conventional methods, which require lane closures that significantly impact traffic flow. With HDS, no traffic control was needed and no lanes were closed on this heavily traveled highway.

The accuracy of HDS is due to its ability to capture more data points than traditional methods. It provides clients with detailed data of the roadway, cross-slope, intersection, and bridge as-built geometry. Crews collected data with an average of three-inch spacing throughout the project. Enhanced safety for survey crews and the traveling public is another key feature of HDS. Scans were gathered using Wi-Fi technology, enabling PBS&J technicians to work from a secure location away from traffic.



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