Technical Specifications for Design and Construction of Track and Other Rail Related Infrastructure

These conditions, specifications and guidelines are provided by Union Pacific to assist in the design and construction of track and other rail related infrastructure. This information will be revised periodically. It is the responsibility of the user to obtain the most current information.
Union Pacific makes no representations or warranties as to the validity, accuracy, legal compliance or completeness of this information and any reliance by user on this information is at the risk of the user.

WHAT'S NEW - STANDARDS REV

BALLAST, ROADBED SECTIONS and GEOMETRY

CONCRETE, WOOD and STEEL TIES and PANELS

DERAILS, SWITCH STANDS, RODS and ROLLERS

DESIGN DOCUMENTS

FROGS and FROG PLATES

GAGE PLATES, STOCK RAILS and POINT GUARDS

GUARD RAILS

JOINT BARS, TRANSITION RAILS and BOLTS

MANUFACTURER DRAWINGS

MISC and CROSSING DIAMOND INDEX

RAIL SECTIONS

ROAD CROSSINGS

ROADWAY SIGNS and I.D. TAGS

SWITCHES: POINTS, STOCKS and PLATES

TIE PLATES, FASTENERS, and ACCESSORIES

TURNOUT LAYOUTS, GEOMETRY, and BILLS OF MATERIAL


All Standard Files (.zip format)   
Track Maintenance Field Handbook   

Technical Specifications for Design and Construction of Track and Other Rail Related Infrastructure

These conditions, specifications and guidelines are provided by Union Pacific to assist in the design and construction of track and other rail related infrastructure. This information will be revised periodically. It is the responsibility of the user to obtain the most current information.

Union Pacific makes no representations or warranties as to the validity, accuracy, legal compliance or completeness of this information and any reliance by user on this information is at the risk of the user.