welcome to ...



    Third Edition

    This is a guide to North American diesel yard switcher locomotives.
    It is intended to be an overview of the many models past and present.
    It contains brief technical & production info and is illustrated with
    photos, many submitted to the site by railfans, some posted to ABPR
    and others used with permission from other railfan websites.

    Table of Contents

    Beginnings

      Background
        "The Evolution of the Diesel Locomotive in the United States"
        Paper by: Benn Coifman

      Early Switchers - Up to 1939
        AGEIR Boxcab
        ALCO
        Baldwin Locomotive Works
        EMC Winton Powered
        Ingersoll-Rand
        Westinghouse Visibility Cab

      Evolution
        Switcher Design Evolution


    Golden Age

      Production
        Production Data

      Builders
        Alco
        Baldwin-Lima-Hamilton
        EMD - Electro-Motive Division
        Fairbanks-Morse
        General Electric
        Lima-Hamilton
        Montreal Locomotive Works

      Rebuilds
        Some Notable & Unique Rebuilds

      Identification Guides
        Alco S1-S4
        EMD - 567 powered switchers
        EMD SW1000 - SW1001


    Modern and Contemporary

      Builders & Re-Builders
        Electro-Motive Division GM
        MotivePower Industries

      Diesel-Hybrid
        RailPower Technologies

      Gen-Set
        National Railway Equipment
        Railserve LEAF
        R. J. Corman Railpower
        MotivePower MP21B, MP14B


    If you would like to contribute any data, photos or corrections
    please send an e-mail to: yardlimit@railfan.net or yardlimit@cogeco.ca

    top of page   about us Yard Limit Home