The Jackson tamper was introduced in
the 1950s on the Northern Pacific
Railway and continues in a new role
at the Northwest Railway Museum.
|
Vibrating work heads pack ballast
(rock) under the ties.
|
A hyrail excavator from RailWorks
installs a new stringer in one of the
Museum's bridges. Each timber is 9 inches x 18 inches and can be over 30 feet long. |
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