
Precision Civil, LLC
Civil engineering and land development services in Flagstaff and Northern Arizona.
About the firm
Precision Civil is a civil engineering and land development practice serving Flagstaff and Northern Arizona. Established in 2025, it specializes in site design, grading and drainage, utilities, subdivision development, municipal design, entitlements, and pre-construction services. The practice coordinates with a network of surveyors, architects, planners, and contractors to deliver full-service engineering solutions from initial concept to construction completion.
- Established
- 2025
- Firm type
- Civil Engineering · Land Surveying · Design-Build
People
Stephen IrwinFounder and Project Manager
Samuel VosslerRegistered Civil Engineer
Emma AndersonCivil Designer and Project Manager
Capabilities
Site Design
Service websiteSite planning and engineering for commercial, residential, and educational developments.
- Commercial and Multi-Family Site Planning
Site engineering for retail, restaurants, multi-family housing, and hospitality projects.
- Residential Grading Plans
Grading plans and site design tailored for residential lots.
- Drainage Design
Site-specific hydrology and drainage system engineering.
Utility Engineering
Service websiteDesign and coordination of water, wastewater, storm drain, and dry utility systems.
- Water and Sewer Systems
Engineering design for water distribution networks and sewer collection systems.
- Storm Drain Systems
Design of municipal and private storm drain infrastructure.
- ADEQ Permitting
Assistance with environmental quality permitting processes in Arizona.
- Dry Utilities Coordination
Coordination and alignment of power, telecommunications, and other dry utilities.
Municipal Engineering
Service websitePublic infrastructure engineering including roadway design, water/sewer networks, and flood control mitigation.
- Roadway Design
Engineering of municipal roads, rehabilitation projects, and transportation corridors.
- Flood Control & Mitigation
Drainage design, flood control structures, and emergency wildfire flood mitigation.
Subdivision Development
Service websiteComprehensive subdivision engineering from survey and platting to construction plans and observation.
- Topographical and Boundary Surveys
Site surveys supporting site layouts and development plats.
- Drainage Master Plans
Area-wide planning for stormwater management and runoff control.
- Preliminary and Final Platting
Preparation of plats for municipal review and approval.
- Civil Construction Plans
Detailed engineering blueprints and documents for site construction.
- Construction Observation Services
Field oversight and observation during the construction phase.
Entitlements
Service websiteRegulatory planning and coordination including site plan entitlements, rezoning, and conditional use permits.
- Site Plan Entitlements
Securing local government approvals for conceptual site plans.
- Rezone & Map Amendments
Guiding projects through zoning modifications and map adjustments.
- Conditional Use Permits
Navigating application and approval processes for conditional property uses.
Pre-Construction
Service websiteincluding cost estimation, constructability reviews, and value engineering.
- Cost Estimating Services
Development of precise construction cost projections.
- Constructability Reviews
Analyzing designs for ease of construction and field feasibility.
- Value Engineering
Optimizing project scope and engineering to reduce costs without compromising quality.
Industries
Commercial · Retail · Residential · Multifamily Residential · Education · Government · Parks & Open Space · Infrastructure · Transportation · Water Supply · Wastewater · Stormwater & Flood Control
Projects
No projects listed yet.