Codes and Standards
Monitoring codes and standards that affect the deep foundations industry, and in alliance with other geotechnical societies and structural engineering groups, proposing and defending code change proposals that improve practice.
Dan Stevenson, P.E.
Berkel & Company Contractors
Dan is the Chief Structural Engineering for Berkel & Company Contractors. He joined Berkel after working for nearly 20 years in the consulting business designing all types of structures, including industrial facilities, office buildings, schools, hospitals, etc. He has a Bachelor of Science Degree in Civil Engineering from the University of Maryland and a Master of Science Degree from Johns Hopkins University. Dan has been a registered engineer since 1993 and has extensive experience designing cast-in- place pile foundation systems for commercial, industrial, government, and transportation projects
Calendar of Events
48th Annual Conference on Deep Foundations
October 31 – November 3, 2023 – Seattle, Washington
S3 2023: Slopes, Support and Stabilization
August 8-10, 2023 – Boston, Massachusetts
GeoCoalition Code Council
Active member of the GeoCoalition Code Council proposing code change proposals for Chapter 18 Deep Foundations of the International Building Code.
Reviewing and proposing updates to foundation-related standards.
- ASTM D1143 – Updated Standard Test Methods for Deep Foundation Elements Under Static Axial Compressive Load provided comments in collaboration with ASTM D18.11
- ASTM D3689 (tension load testing) and D3966 (lateral load testing) – providing comments in collaboration with ASTM Committee D18.11
ASCE Foundation Standard
Collaborating with colleagues at ASCE to write a new foundation standard
GeoCoalition Code Committee
International Code Council (International Building Code)
AASHTO Committee T-15