ELECTRO-MECHANICAL INTERLOCKINGS
(Interlocking Towers with Armstrong Lever Assemblies in Service)

December, 1992

(Source:  Pat Seward, Bay City, Michigan from Allen Brougham, publisher
of the Bull Sheet, Baltimore, Maryland)


RAILROAD	TIMETABLE NAME		LOCATION		VERIFIED

CSXT (B&O)	Miller			Cherry Run, WV		12/92
CSXT (B&O)	HO Tower		Hancock, WV		12/92
CSXT (B&O)	Viaduct Jct.		Cumberland, MD		12/92
CSXT (B&O)	Hyndman			Hyndman, PA		12/92
CSXT (B&O)	West Keyser		Keyser, WV		12/92
CSXT (B&O)	Hardman			Hardman, WV		12/92
CSXT (B&O)	UN Tower		New Castle, PA		11/92
IH		Tiffin *		Tiffin, OH		11/92
CCP (IC)	East Cabin		East Dubuque, IL	 7/92
CR (NYC)	Ivanhoe			Gary, IN		 7/92
CR (PRR)	NS Tower		Lima, OH		 6/92
IC		Avenue *		Springfield, OH		 7/92
IHB and CSX	Calumet Tower		Calumet City, IL	 7/88
IHB		State Line		Hammond, IN		 3/90
NS (Wabash)	Chicago Ridge		Chicago Ridge, IL	 7/92
SPCSL (GMO)	Ridgely			Springfield, IL		 7/92
SOO (CMStP&P)	Tower B-12		Bensenville, IL		 7/88

		* Part Time

 
Corrections or additions would be appreciated.    L.S.W.