Wixom Road Mussel Surveys

As part of a mussel survey and relocation project, our biologists completed snorkel surveys of the Huron River in metro Detroit.
Environmental
Survey

Alger Ravine

The Alger Ravine Project involved the stabilization of a stream where it became incised and was experiencing high stormwater flows.
Environmental
Engineering

Croton Dam

HEI assisted Consumers Energy with a mussel survey on the Muskegon River.
As part of the Croton Dam wall replacement project, our group assisted Consumers Energy with a freshwater mussel survey on the Muskegon River.
Environmental
Survey

TC Energy Environmental Assistance

Holland Engineering, Inc.’s Environmental Services Division has been busy this fall working with TransCanada’s Pipeline Company throughout Michigan.
Construction Phase Services
Design
Energy
Environmental
Site Feasibility Studies
Permitting
Survey