1990’s (2) Mark II switch tampers – Electromatic tamping heads
1994 Mark II updated with hydraulic tamping heads; John
Deere engine; hyd tamping heads; generator removed
(2) Mark III tampers – completely overhauled and updated by
Norfolk Southern Corp.; Jupiter operating system,
hydraulic tamping heads, 4WD, combo clamp, folding
One unit with light buggies; One without folding light buggies
1993 Mark III tamper; 4WD; combo clamp; graph table
And light buggies
Mark IV Tamper; 6 cyl Cummins eng; DMS-5 Oper System
Foldable buggies 3,784 hours; Ser. # 7190183rm;
2006 Mark VI tamper with Jupiter Gen II operating system
Ser #: 7200170; Wt.: 76,000#
2006 Jackson 3300 tamper; switch capable; Hours: 1,899
Wt.: 29,200#; Serial #.: 4222687-5
Fairmont STM Switch Tamper with jacks and liner;
Detroit 4-71; Model 10437000; Serial #: 4A0230407