Trigon Associates, llc

Environmental Assessments for Roadways; Orleans, Plaquemines & Jefferson Parishes, LA

Environmental Assessments for Roadways; Orleans, Plaquemines & Jefferson Parishes, LA

New Orleans Regional Planning Commission Louisiana Department of Transportation and Development Location:  Orleans, Plaquemines & Jefferson Parishes, LA Completed: Ongoing Trigon Associates, LLC (Trigon) is serving as a sub-consultant on multiple projects consisting of the preparation of Stage 1 Environmental Assessments (EA) for roadway projects. The projects are being administered by the New Orleans Regional […]

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Engineers Road/Cazalard Road Drainage Improvements

Plaquemines Parish Government Location: Plaquemines Parish, Louisiana Project Cost: $2M Completed: 2013 Trigon is the prime engineer for study, engineering, design & construction services for $2M of Hazard Mitigation drainage work. Consists of evaluating a 100+ acre drainage basin – multiple open canals and ditches (approximately 3,000 LF), culvert crossings of major roadways and railroads, […]

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