US Forest Service Research & Development
Contact Information
  • US Forest Service Research & Development
  • 1400 Independence Ave., SW
  • Washington, D.C. 20250-0003
  • 800-832-1355
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David E. Kretschmann

Research General Engineer
One Gifford Pinchot Drive
Madison, WI 53726-2398
Phone: 608-231-9307

Research Interests

  • Development of fundamental information on the properties of wood and wood based materials
  • Effect of wood quality on product performance
  • Grading and property assignment of lumber and round timbers


  • University of Wisconsin-Madison, M.S. Engineering Mechanics, 1987
  • University of Wisconsin-Madison, B.S. , 1984

Professional Organizations

  • USDA technical representative to the American Lumber Standard Committee, Member
  • ALSC Board of Review, Technical Advisor

Featured Publications & Products

Publications & Products

Research Highlights


Centennial Edition, Wood Handbook—Wood as an Engineering Material

The Wood Handbook—Wood as an Engineering Material serves as a primary reference document for a wide variety of users-from the general publ ...


Traditional Grading System Updated for Structural Lumber

The Forest Products Laboratory has traditionally provided unbiased information on the properties, characteristics, design, and use of structural ...


Wood Construction Goes Beyond Its Traditional Roots

As interest in sustainable building options continues to grow. Wood construction is going beyond its traditional roots in housing and expanding ...


Last updated on : 10/17/2014