Structures Functional Group

Technical Committee 7 – Timber Structures

This committee is responsible for the development and publication of recommended practices and information related to:

  • Definition and nomenclature of accepted standards and specifications for hardwoods, softwoods and engineered wood products.
  • Design criteria and usage of various types of wood and engineered wood products in railway bridge structures.
  • Design, construction and maintenance of timber railway bridge structures.



Christopher R. Frank

Public Projects Manager

Alfred Benesch & Company


Vice Chair

Stephanie E. Swanson, PE

Asst Dir Bridge Maintenance

BNSF Railway



Jonathan Winer, PE

Area Rail Program Manager



Subcommittees and Current Assignments

DR-2-17: “Fix It Seminar” Handbook & PowerPoint Review

Subcommittee A: Recommendations for further investigation and research.

Subcommittee B: Manual revision.

DB-1-15: Review of chapter contract language. Completion is scheduled for February 2018.

Subcommittee 2: Material Specifications and Design, Rating and Loading Requirements for Timber Structures.

C2-1-16: Review and update Parts 1-3 and associated Commentary of Chapter 7.
D2-1-18: AREMA Timber Rating Seminar Material

Subcommittee 3: Construction, Maintenance & Inspection of Timber Structures.

C3-1-14: Review and update Parts 4 and 5 of Chapter 7.