VonArx Engineering, Inc.

Going the Extra Mile, Solving Your Problems

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About the firm

VonArx Engineering, Inc. is a civil and structural engineering practice based in Hillsboro, Missouri. Established in 1977, it provides public and private clients with solutions in transportation engineering, stormwater design, site development, structural systems, sewer and water infrastructure, and structural inspections. It serves municipal, institutional, and private clients throughout Missouri.

Established
1977
Firm type
Civil Engineering · Structural Engineering · Transportation Engineering · Water / Wastewater Engineering

People

David VonarxPresident / Principal

Kelley VonarxCEO, Operations & Marketing

Capabilities

Transportation Engineering

Service website

Safety and traffic capacity solutions connecting communities, including intersection improvements, roadway realignments, and bridge replacements.

  • Intersection Improvements
  • Roadway Realignment
  • Widening & Reconstruction
  • Pedestrian Improvements
  • Bridge Replacements
  • Drainage Improvements

Storm Water Management & Design

Service website

Engineering of stormwater management infrastructure, floodplain analysis, and stream bank stabilization.

  • Floodplain & Floodway Analysis
  • FEMA Letters of Map Amendment
  • Stream Bank Restoration & Stabilization
  • Detention & BMP Design
  • Bio-retention & Low-Impact Development
  • Drainage Improvements
  • SWPPPs

Residential & Commercial Site Development

Service website

Site development and infrastructure planning for subdivisions, apartments, schools, parks, and light industrial facilities.

  • Conceptual Design
  • Zoning Services
  • Construction Plans
  • Construction Administration

Structural Design

Service website

and safety assessments for foundations, steel and wood buildings, and retaining walls.

  • Foundation Design
  • Retaining Wall & Dock Anchoring Design
  • Wood & Steel Frame Design
  • Historic Building Modifications

Sewer & Water Systems

Service website

Design of sanitary sewer collection networks and potable water distribution systems.

  • Sanitary Sewer Design
  • Water Distribution Systems

Structural Inspections

Service website

, assessment reports, and permanent foundation compliance certifications for residential properties.

  • Residential Structural Assessments
  • Manufactured Home Foundation Certifications

Industries

Commercial · Residential · Multifamily Residential · Land Development · Education · Religious · Sports & Recreation · Parks & Open Space · Government · Public Safety · Water Supply · Wastewater · Stormwater & Flood Control · Agriculture · Transportation · Highways & Roads · Bridges · Industrial · Historic Preservation

Projects

Oak Ridge Estates

Residential

Project details

Residential site development and engineering for Oak Ridge Estates.

Team Activities for Special Kids (TASK)

Sports & Recreation · Client: Team Activities for Special Kids (TASK)

Project details

Site development and engineering services for Team Activities for Special Kids (TASK).

Mackenzie Creek Tributary

Stormwater & Flood Control

Project details

Stormwater management, stream bank stabilization, and drainage improvements at the Mackenzie Creek Tributary.