wigwag การใช้

• wigwag signals at many of its crossing in the 1920 1940s.
• A link between downtown Southern Pacific wigwags remaining from the PE era.
• A few wigwags continue in operation as of 2006.
• Disappearing banners were the only style of wigwag approved for use in Canada.
• Several movie clips of the wigwags in this area were made in 2009.
• This scheme was rare, partly because the L & N used few wigwags.
• Wigwags were also manufactured by Union Switch and Signal ( US & S ).
• PE's earliest wigwags were gear-driven, but proved difficult to maintain.
• Nevada was served by the wigwag signals.
• In 2011, working wigwags were installed at Disney California Adventure Park in Anaheim, California.
• US & S and WRRS wigwags were also used by the CPR on its Canadian lines.
• The Magnetic Flagman wigwag waves its target with large, black electromagnets pulling against an iron armature.
• There are a number of US & S wigwags that have been preserved and restored by museums.
• A total of 44 states have at least one railroad crossing having a wigwag as its warning device.
• They would wigwag at an Aboriginal, seeking to learn the name of some particular place or physical feature.
• The wigwag, the last " Model 10 " in active use, was replaced by standard highway flashers.
• The first known building on the site was a small wayside inn built in 1820 and named Tecumseh Wigwag.
• There are several US & S wigwags employed today in Chile, but little literature about this style has survived.
• PE operated frequent freight trains under electric power throughout its service area ( as far as 65 miles ) to wigwag.
• In the interest of safety, signs will be posted at the wigwags stating that the signals are non-operational.