Mackie Consultants, LLC

Comprehensive design and engineering solutions for land development, optimizing site conditions and ensuring regulatory compliance.

• Grading and Earthwork Analysis

  Optimizes the balance of soil and materials on project sites to manage disposal and procurement costs during construction.

• Sanitary Sewer Planning

  Designs and permits individual holding tanks, septic fields, and regional lift stations to support multi-stage municipal and residential build-outs.

• Water Main Planning

  Designs municipal water main systems, conducts extensive water modeling for pressure and fire flow, and plans phased installations.

• Storm Sewer Planning

  Provides efficient and economical storm sewer system design for projects of all sizes.

• Permitting

  Acts as a liaison with government and permitting authorities to secure agency approvals for development projects.

• NPDES Stormwater Pollution Prevention Plans

  Develops erosion and sediment control plans, utilizing silt fencing, rock check dams, and sediment traps to ensure regulatory compliance.

• LEED Design Services

  Implements green building solutions such as rain gardens, bioswales, infiltration trenches, and permeable pavement to meet LEED certification standards.

Evaluates and designs stormwater management systems that respect natural drainage patterns and environmental features.

• Development Stormwater Management Services

  Provides stormwater detention design, depressional storage computations, wetland hydrologic design, and watershed planning.

• Floodplain Management Services

  Determines base flood elevations, designs compensatory storage, and coordinates FEMA Letters of Map Change (LOMR/LOMA).

• Stormwater Best Management Practices

  Designs naturalized detention systems, biological infiltration features (rain gardens, bioswales), and stream corridor restorations.

Designs and permits roadway networks, intersections, and alternative transportation systems to improve traffic networks.

• Intersection Improvements and Roadway Widening

  Designs and permits intersection enhancements to minimize right-of-way acquisition requirements.

• Roadway Reconstruction

  Develops roadway designs in established urban areas, prioritizing local access and emergency vehicle pathways during construction.

• Roadway Rehabilitation

  Analyzes existing pavement conditions to deliver cost-effective asphalt and base material re-use solutions.

• Roadway Condition Evaluation and Rating Analysis

  Prioritizes municipal roadway improvement needs and establishes long-term maintenance programs.

• Bridges

  Provides structural and civil engineering solutions for roadway bridges and precast crossings.

• Railroads

  Develops railroad networks for industrial material loading and unloading, meeting stringent railway operator standards.

• Bike Ways and Nature Trails

  Integrates dedicated bicycle paths and trail networks into proposed roadway systems and master developments.

Delivers strategic site and land use planning to guide sustainable development.

Provides specialized site designs and long-term reclamation planning for active mining operations.

Supports local government bodies with public works engineering, utility design, and community infrastructure planning.

Work in this area is organized into supported delivery tasks.

• Designs Parks

  Support includes Designs parks.

• Nature Trails

  Support includes nature trails.

• Athletic Complexes That Enhance Community Recreational Space

  Support includes athletic complexes that enhance community recreational space.

Work in this area is organized into supported delivery tasks.

• Deploys Field Crews To Deliver Boundary Surveys

  Support includes Deploys field crews to deliver boundary surveys.

• Topographic Mapping

  Support includes topographic mapping.

• Precise Construction Staking

  Support includes precise construction staking.

Assists clients with contract document preparation, bidding facilitation, construction administration, and field observation.

Utilizes high-definition scanning technology for rapid, accurate as-built documentation and facility capture.