20092010JMRI GregMcCartney gpmccartney@gmail.com 1 2016-12-15 GPM Initial version of the signal set. WM 1980 US&S R-2 Two Arm Absolute Mast Signal As described in the 1980 version of the Chessie System Railroads Operating Rules. Appearances of WM two arm absolute US&S R-2 mast signals Clear green dark Page 142 ../../../resources/icons/smallschematics/aspects/WM-1980/WM_RYG-GYR_Absolute/Rule-W281.gif Approach Diverging yellow green Page 142 ../../../resources/icons/smallschematics/aspects/WM-1980/WM_RYG-GYR_Absolute/Rule-W282.gif Diverging Clear red green Page 143 ../../../resources/icons/smallschematics/aspects/WM-1980/WM_RYG-GYR_Absolute/Rule-W283.gif Approach yellow dark Page 143 ../../../resources/icons/smallschematics/aspects/WM-1980/WM_RYG-GYR_Absolute/Rule-W285.gif Diverging Approach red flashyellow Page 144 ../../../resources/icons/smallschematics/aspects/WM-1980/WM_RYG-GYR_Absolute/Rule-W286.gif Slow Approach yellow red Atypical aspect used on mast signal 4R for WB movements on track 2 to the Hanover Sub. ../../../resources/icons/smallschematics/aspects/WM-1980/WM_RYG-GYR_Absolute/Rule-W288.gif Restricting red yellow Page 145 ../../../resources/icons/smallschematics/aspects/WM-1980/WM_RYG-GYR_Absolute/Rule-W290.gif Stop red red Page 146 ../../../resources/icons/smallschematics/aspects/WM-1980/WM_RYG-GYR_Absolute/Rule-W292.gif Stop-Throw Switch red flashred Page 100 1973 WM Rule Book ../../../resources/icons/smallschematics/aspects/WM-1980/WM_RYG-GYR_Absolute/Rule-W293.gif Stop Restricting Stop Clear Clear Diverging Clear Approach Diverging Clear Diverging Clear Diverging Clear Approach Diverging Approach Clear Diverging Clear Diverging Approach Approach Diverging Slow Clear Approach Diverging Approach Slow Approach Approach Approach Diverging Diverging Approach Restricting Approach Slow Approach Diverging Approach Stop and Proceed Approach Slow Approach Diverging Approach Stop Approach Slow Approach Diverging Approach Stop-Throw Switch Approach Slow Approach Diverging Approach