1. RETTEW Geophysics Expert Plays Key Role in Developing Landmine Solution

    Through a nearly $1 million grant from NATO’s Science for Peace and Security Programme, RETTEW geophysicist and Franklin & Marshall College professor Tim Bechtel, as part of an international team, previously designed a prototype of an autonomous robot used to probe minefields in Ukraine. Now, NATO is funding a new project to significantly improve the…

  2. Overcoming Struggles with Biosolids Processing

    RETTEW continues to bring value to municipal clients as their Engineer of Record! UMJA recently completed a significant wastewater treatment plant upgrade by a third party. This upgrade converted the plant to meet stricter effluent ammonia and phosphorus discharge limits. As part of the upgrade, a new headworks screening system was installed, resulting in a…

  3. RETTEW Joins with SolMare, LLC to Construct One of the Nation’s Largest Floating Solar Arrays

    RETTEW is pleased to announce the execution of contracts with SolMare, LLC for the construction of one of the nation’s largest floating solar arrays for Clayton Sand Company in Jackson Township, N.J. SolMare, LLC will own and operate a 3.2MWdc floating solar array at Clayton Sand Company’s sand mining facility, providing all power needs through…

  4. Bridges: Inspections, Updates, Safety

    Safe practices beget safety. In South Middleton Township in Cumberland County, PA, RETTEW serves as the Township Engineer. This Township is home to many small bridges less than 20 feet long, which do not require regular inspections per federal standards. But as part of our role, we’ve helped institute a bridge inspection program to ensure…

  5. Bridge Survey and Safety

    The next step in a bridge’s transformation is complete, thanks to RETTEW’s Survey and Safety teams. Our Survey group worked hard to establish exact elevation points of each structural steel beam at the Safe Harbor Trestle Bridge, a future part of the Enola Low Grade Rail Trail. The railroad ties on the bridge are slated…

  6. Historic Bridge Ready for the Next 100 Years

    A historic bridge in Meyersdale, PA has been reconstructed! RETTEW led the design process for this historic arch structure, designating reuse of stone masonry, a concrete railing mimicking the original bridge, and refurbished Westinghouse light poles. RETTEW’s team of bridge engineers also designed storm sewer upgrades, internal structural upgrades, and safer pedestrian facilities. A stone…

  7. From the Oldest to the Newest

    The oldest covered bridge in Lancaster County, PA is now revitalized and open to traffic. Pequea No. 7, known locally as Neff’s Mill Covered Bridge, had been rated in poor overall condition. The structural timber was deteriorating and the timber deck showing major signs of wear and tear. Originally built in 1875, the bridge has…

  8. More than 500

    More than 500 bridges are complete! RETTEW is part of the Pennsylvania Department of Transportation’s Rapid Bridge Replacement Project. We’ve been providing environmental permitting and consulting expertise on literally hundreds of projects the agency is undertaking. The public-private partnership project is a massive effort to replace 558 poor-condition bridges statewide. To date, 511 of those…

  9. Grant for Flood Study

    Less flooding = a safer community and environment. For Highspire Borough in Dauphin County, PA, new grant funding will start the process of reducing flooding in the community. With RETTEW’s help, the Borough received a grant from the Pennsylvania Department of Community and Economic Development for more than $190,000 to complete a flood mitigation feasibility…

  10. Allentown is “Beaming”

    The last steel beam is in. At Five City Center in Allentown, PA, City Center’s latest project at 8th and Hamilton Streets, the last beam went up after a beam-signing celebration earlier this fall. The mixed-use development will include offices, apartments, a parking deck, and a hotel. At more than 200 feet tall, the 300,000-square-foot…

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Project Update, Services

RETTEW to Engineer and Permit Floating Solar Array in Cohoes, N.Y.

Lancaster, Pa. — RETTEW has been selected to engineer and permit a 3.2MWdc floating solar array in Cohoes,…

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Corporate News

RETTEW Hosting 2021 OSHA Safety Stand-Down

RETTEW will once again partner with OSHA on a virtual, livestreamed event from our Mechanicsburg office on May 3…

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