North Tongass Bridge Improvements – Waterfall Creeks

Location: Ketchikan, AK Project Dates: 2019 Owner: AK DOT&PF This federally funded project removed and replaced the first Waterfall Creek Bridge (#0414) and Second Waterfall Creek Bridge (#0415), regraded and repaved bridge approaches, improved drainage, relocated utilities, and installed new guardrails and signs. proHNS Engineering Technicians tested aggregates, concrete, and asphalt paving both in the field and in the DOT&PF laboratory, and simultaneously performed constructio...
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Ketchikan Airport Creek Bridge Replacement

Location: Ketchikan, AK Project Dates: 2019 Owner: AK DOT&PF This FHWA-funded AK DOT&PF project replaced an existing temporary bridge structure across Airport Creek on Lewis Reef Road with a new, two-lane concrete bulb tee girder bridge with a finished width of 39 feet. Improvements included realignment of Lewis Reef Road and modifying the approach intersection of Bostwick/Seely Road. The concrete bridge abutments were Cast-In-Place (CIP) atop steel H-piles rock socketed into be...
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Front/Mill/Stedman Street Improvements

Location: Ketchikan, AK Project Dates: 2018 Owner: AK DOT&PF For this multi-street project, our Materials Testing Technician tested aggregates, concrete, and asphalt paving both in the field and in the DOT&PF laboratory. They also performed construction inspection duties, filling out daily reports and coordinating directly with the DOT&PF Project Engineer. In an effort to extend the road’s life in high-traffic areas, the Contractor used Superpave asphalt for the wearing cour...
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Trollers Creek Bridge Construction Monitoring

Location: Ketchikan, AK Project Date: 2017 Owner: Alaska Department of Transportation and Public Facilities proHNS was contracted by Orion Marine Contractors Inc. to perform construction monitoring during the 2017 replacement of the Trollers Creek Bridge. Our firm is responsible for carrying out pre- and post-construction inspections of residential structures adjacent to the project site, work that includes preparing detailed reports of our findings to reduce the liability of the contra...
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