Twin Ponds


Type: Water Body Rehabilitation
Location: North Hempstead, New York
Client: Nassau County Department of Public Works
Construction Cost: $2,000,000

This project involved improvements to the Twin Ponds. The project consisted of:

  • Perform topographic survey of the pond and adjacent existing ground
  • Pond sediment and water quality testing
  • Evaluation of new retaining wall materials including steel, concrete and vinyl Maintenance and protection of traffic
  • Develop conceptual construction sequence
  • Develop construction access roads
  • Design new wetlands area to the south of South Pond
  • Evaluation of dewatering alternatives, including pumping and wellpoints

Responsible for the preparation of the environmental study, advanced design plans, specifications, construction cost estimate, and securing permits from regulatory agencies. This project was completed on time and within budget.