News & Insights

  • November 20, 2025
South Hanover GIS

South Hanover Comprehensive GIS Services

As the Engineer of Record for South Hanover Township, a vibrant community of over 7,000 residents neighboring Hershey, Pennsylvania, RETTEW hosts and manages the Township’s GIS within our ArcGIS Online...

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  • November 20, 2025
Wormleysburg GIS

Wormleysburg Comprehensive GIS Services

As the Engineer of Record for Wormleysburg Borough, a vibrant community of over 3,000 residents just across the Susquehanna River from Harrisburg, RETTEW supplemented our engineering efforts by consolidating the...

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  • November 19, 2025
Ingrid Graham Property

Ingrid Graham Property Environmental Site Assessment

RETTEW completed a comprehensive boundary survey and Phase I environmental site assessment (ESA) for the Lancaster Conservancy’s acquisition of the 56-acre Ingrid Graham property, now set to become the Ingrid...

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  • July 2, 2024
Camp Hill Bypass Feasibility

Camp Hill Bypass Feasibility Study

Camp Hill Borough, known for its walkable community, faced a critical challenge along Cumberland Boulevard. Despite its residential character, this corridor carries nearly 34,000 vehicles daily, making pedestrian safety a...

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  • June 7, 2024
Burd Run Stream Restoration

Burd Run Stream Restoration

RETTEW collaborated with Highspire Borough in applying for and securing a Pennsylvania Department of Environmental Protection (PA DEP) grant to fund this project. With that funding, RETTEW designed a stream...

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  • June 7, 2024
tributary to manada creek

Unnamed Tributary to Manada Creek Stream Restoration

As part of their pollution reduction plan, South Hanover Township completed an MS4 project involving a stream restoration for an unnamed tributary to Manada Creek. The site was chosen to...

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  • June 7, 2024
Tributary beaver creek

Unnamed Tributary to Beaver Creek Stream Restoration

RETTEW developed a comprehensive stream restoration and riparian forest buffer plan to address stream impairments along a tributary in West Hanover Township to meet the sediment and nutrient reduction requirements...

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  • June 7, 2024
Beaver Creek Stream Restoration

Beaver Creek Stream Restoration

RETTEW devised a comprehensive stream restoration and riparian forest buffer plan targeting stream impairments in Beaver Creek, meeting requirements of the MS4 Permit to reduce sediment and nutrient loading rates....

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  • April 1, 2024
little-conowingo-creek

Little Conowingo Creek Stream Restoration

The Little Conowingo Creek stream restoration project for the Donegal Chapter of Trout Unlimited addressed severe erosion and habitat deficiencies along a stream in Fulton Township. RETTEW prepared a comprehensive...

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  • April 1, 2024
Kinseyville-Road

Kinseyville Road Bridge Replacement Streambank Stabilization

The Kinseyville Road Bridge superstructure replacement addressed critical safety concerns stemming from the deteriorating condition of the existing bridge and streambank at Reynolds Run on Kinseyville Road in Little Britain...

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