Practical and

Those are the solutions HZ United, LLC is dedicated to create for our clients and partners. Based in Minneapolis, we’re a civil engineering and environmental planning firm with a reputation for practical and environmentally conscious designs.

Featured Services

Providing Quality Services

We focus on providing quality services to our clients. We bring the latest technology and knowledge of current regulatory standards to meet and exceed our client's expectations with our dedication and energy. Here are a few of our featured services:

Hydrologic & Hydraulic Modeling

  • Urban Stormwater Modeling
  • Lake and Reservoir Modeling
  • Stream and Rural Modeling
  • Hydraulic Structures
  • Bridge Scour Analysis
  • Dam and Levee Failure Analysis
  • Floodplain Impact and Mitigation
  • Wetland Impact and Mitigation


  • Roadway and Parking Design
  • Highway Design
  • Multiuse Recreational Trails
  • Environmental Documentation
  • Drainage and Stormwater Management
  • Water Quality, SWPPP and BMPs for transportation projects
  • ADA Review and Design

Traffic Engineering

  • Traffic Signal Design
  • Traffic Studies and Analysis
  • Maintenance of Traffic (MOT)
  • Construction Staging
  • Signing and Pavement Markings
  • ADA Compliance
  • Roadway Lighting
  • Parking Studies and Design
  • Noise Wall Studies
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Featured Projects

Sustainable Solutions

Since 2005, we have designed elements of major infrastructure developments, improvements, and environmental engineering projects throughout the country. Here are a few of our featured projects:

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About Us

Civil Engineering

We specialize in water resources, transit and roadway design, floodplain management, environmental engineering, and traffic engineering. Our staff members have extensive experience and excellent reputations within the industry.

Want to Work With Us?

Contact us about your project goals and needs. We look forward to hearing from you.