Jehn Engineering - Current Projects
JeHN Engineering Infrastructure Design
JeHN Engineering Feasibility
JeHN Engineering Entitlement
JeHN Engineering Surveying
JeHN Engineering Construction Management
JeHN Engineering Municipal
JeHN Engineering Special District
JeHN Engineering Stormwater Services
JeHN Engineering provides a full array of civil engineering design services. We have projects successfully underway for both private and public sector clients. This diverse mix of project types allows the firm to creatively address the challenges in the current design environment. The project team is structured to include each technical discipline to develop and approve comprehensive design solutions that are sensitive to aesthetics and cost. Our goal is to ensure client satisfaction.

JeHN Engineering provides complete civil engineering design services. These infrastructure design services include:



Residential back to top
  • Residential Subdivision Design
  • Single Family, Multi Family, High-Density
  • HUD Projects
  • Lot Layout and Planning
  • Site Plans
  • Grading Plans
  • Open Space/Park Design
  • Erosion Control Plans
  • Traffic Plans (Signage & Striping)
  • Wet Utilities
  • Drainage Plans and Studies
  • Facilitate Public Process
  • Wetland Mitigation and Permitting
  • Builder Services
  • Major Channel Design
  • Water Quality Ponds




Commercial back to top
  • Commercial/Industrial Site Design
  • Lot Layout and Planning
  • Site Plans
  • Grading Plans
  • Open Space/Park Design
  • Erosion Control Plans
  • Traffic Plans (Signage & Striping)
  • Wet Utilities
  • Water/Sewer Service Sizing
  • Drainage Plans and Reports
  • Facilitate Public Process
  • Wetland Mitigation and Permitting
  • Coordinate with Architectural, Mechanical, Electrical, and Plumbing Firms
  • Fixture Counts




Municipal Engineering back to top
  • Review of Residential/Commercial New Development Design Documents by Others
  • Construction Management, Oversight, and Monitoring of Public Improvements/
  • Infrastructure
  • Design/Construction Standards Development
  • Facilitation of Project Meetings Involving Developers, Engineers, Planners, and Town
  • Officials
  • Work Hand-in-Hand with City & Town Officials









Roadways back to top
  • Survey and Mapping
  • Easements, Vacations, Dedication
  • Plan & Profile Sheets
  • Signage and Striping Plans
  • Major Arterials
  • Municipal and CDOT Standards
  • Access Permits
  • Hydraulic Crossings
  • Structures










Sewer/Water Design: back to top
  • Sewage Collection Systems
  • Water Distribution Systems
  • Pump/Lift Station Design
  • Hydraulic Analysis
  • Septic Systems













Hydrology/Storm Water/Dewatering: back to top
  • Storm Drain and Channel Design
  • Detention and Retention Design
  • Flow Modeling (with capacity, scour, overflow, backwater effect, and depth)
  • HEC-RAS Software
  • Urban Drainage Experience
  • Energy Dissipaters (boulder drops and stilling basins)
  • Major Channel Design
  • CLOMR/LOMR
  • Culvert/Bridge Design
  • Storm Water Collection Systems
  • CDOT Erosion Control Supervisor Certified
  • Drainage Plans and Reports
  • Erosion Control
  • Floodplain Management
  • Storm Water Discharge Permit Applications and Compliance
  • Storm Water Management Plans
  • Erosion and Sediment Control Inspections
  • Construction Dewatering - Industrial Wastewater Discharge Applications
  • MINDI Applications
  • Groundwater Monitoring and Sampling
  • State Required Reporting
  • Dewatering Design/Inspection


JeHN Engineering
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