Medium-sized marina with multiple docks, several buildings including possible service structures, and a medium gravel/surface parking lot with visible vehicles adjacent to the waterfront.
Seng’s Marina is located on Manistee Lake, a short boat ride away from Lake Michigan via the Manistee River Channel. Seng’s Marina is a family-owned and operated facility that can accommodate any size watercraft.
Marinas typically need to separate slip holder parking from day-visitor parking, trailer areas, launch ramps, and secure dock access points. Modern facilities use barrier gate systems to enforce these zones automatically — allowing permitted vehicles through via transponder or keycard while logging all access events.