Geotechnical Engineering

Siegfried, a leading engineering firm in Northern California, is expanding our portfolio of services to include Geotechnical Engineering! Led by Brad Quon, GE, PE, with over 20 years of experience, providing geotechnical services in-house allows our clients to streamline projects with one company. Brad’s expertise and experience range from large scale buildings, to bridges, to parking lots and soil investigations.


Bradford Quon
GE, PE
Geotechnical Manager, Principal
Brad has over 20 years of geotechnical engineering design and construction experience for infrastructure, earthwork, and flood control projects. His geotechnical engineering experience includes performing field explorations, laboratory testing of soils, geotechnical engineering analysis (i.e. shallow and deep foundations, retaining structures, slope stability, and seepage analyses), and geotechnical investigation report preparation. He has observed and inspected the civil and geotechnical aspects of numerous roadway/infrastructure, foundations, and flood protection projects during construction including roles as field technician, project engineer, Quality Control Engineer, Resident Engineer, and Geotechnical Engineer of Record.
License

California Civil Engineer No. C62900
California Geotechnical Engineer No. 2841
Nevada Civil Engineer No. 018589

Affiliations

American Society of Civil Engineers, Sacramento Section
American Society of Civil Engineers, Construction Institute, Current Chair of Sacramento Section
American Society of Civil Engineers, Geo-Institute

Education

BS Civil Engineering
University of the Pacific, Stockton, CA

  • Geopier Soil Reinforcement Technical Training
  • Certificate of Participation for State of Practice QC and QA of Deep Foundation Seminar
  • Certificate of Participation for Integrity Testing of Concrete Foundations by Low Strain Dynamic Testing
Markets

Commercial
Cultural
Entertainment
Government
Institutional
Higher Education
Hospitality
Healthcare
Mixed-use/Retail
Parking Structures
Public Assembly
Manufacturing
Transportation
Public Works

Services

Public Works

  • Urban Redevelopment
  • Reclamation Districts
  • Underground Infrastructure
  • Pump Stations
  • Parks and Multifunctional Lakes
  • Flood Control Projects
  • Assessment Segregations for Special Districts
  • Engineer’s Reports
  • Peer Review

Hydrology and Hydraulics

  • Water Supply and Distribution
  • Flood Protection
  • Grading and Drainage
  • Storm Water Quality Design
  • Low Impact Design (LID)
  • Hydromodification Design
  • FEMA/CLOMR/LOMR
  • Sewer Collection and Disposal
  • Well Design

Educational

  • K-12 Schools
  • Community College
  • Higher Education
  • Private Institutions

Transportation

  • Streets, Roadways, and Trails
  • Bike Lane Installations
  • Traffic Calming Measures
  • Road Diets
  • Railroad Crossings
  • Safe Routes To School (SRTS)

Commercial and Residential

  • Subdivisions
  • Master Planned Communities
  • Residential Complexes with Recreational Lakes and Golf Courses
  • Office Complexes
  • Industrial Parks
  • Retail Centers
  • Restaurants

Civic

  • Fire Stations
  • Correctional Facilities
  • Police Facilities
  • Churches

LEED Sustainable Design

  • Siegfried has had success with Platinum, Silver, and Gold projects seeking LEED certification
Project Delivery Experience

Design-Build (DB)
Design Bid Build (DBB)
Integrated project (IPD)
Public-Private-Partnership (3P)
Construction Manager at Risk (CMAR)