Tie Basics 

Basic information about the Engineered Wood Crosstie Industry
 

TieGuide

The TieGuide ya esta disponible en español

Producing and Inspecting Railroad Crossties (2004)

Basic Tie Information:

RTA Tie Defects Poster and Tree to Track Presentation

The RTA TieID Uniform Marking System for Crossties (2004)

Commonly Used Crosstie Species 

Engineering Principles Behind Tie Specifications:

Engineering Manual

SelecTie III Modeling Tool

Now available from Oregon State University