Civil Engineering ◊ Surveying ◊ Grant Writing
Heneghan and Associates, P.C.
Celebrating Our 25th Year in Business

Stormwater

HA stormwater management design includes
      stormwater management facilities
      erosion and sedimentation control measures
      National Pollution Discharge Elimination System (NPDES) permits
      stormwater feasibility studies
      floodplain studies
      site grading
      stormwater systems
      construction cost options
      hydraulics and hydrology study/analysis

City of Jerseyville detention basin rehabilitation