Rule 281
Interlocking		Automatic		Terminal	Name: Clear. Indication: Proceed.

Rule 282
Interlocking		Automatic		Terminal	Name: Approach medium. Indication: Proceed, approaching next signal or block marker at Medium Speed.

Rule 283
Interlocking		Automatic		Terminal	Name: Medium-clear. Indication: Proceed, Medium Speed within interlocking limits.

Rule 284
Interlocking		Automatic		Terminal	Name: Approach slow. Indication: Proceed approaching next signal at Slow Speed. Train exceeding Medium Speed must at once slow to that speed.

Rule 285
Interlocking		Automatic		Terminal	Name: Approach. Indication: Proceed preparing to Stop at next Signal. Train exceeding Medium Speed must at once slow to that speed.

Rule 286
Interlocking		Automatic		Terminal	Name: Medium-approach. Indication: Proceed at Medium Speed preparing to Stop at next signal.

Rule 287
Interlocking		Automatic		Terminal	Name: Slow-clear. Indication: Proceed; Slow Speed within interlocking limits.

Rule 288
Interlocking		Automatic		Terminal	Name: Slow-approach Indication: Proceed, preparing to stop at next signal; Slow Speed within interlocking limits.

Rule 290
Interlocking		Automatic		Terminal	Name: Restricting Indication: Proceed at Restricted Speed.

Rule 291
Interlocking		Automatic		Terminal
					Name: Stop and Proceed. Indication: Proceed at Restricted Speed. See Rule 509. Rule 509: When a train or engine is stopped by an automatic block signal: a) On single track,when authorized by train dispatcher, and will then proceed at restricted speed; or, when communication is lost or not provided, preceded by a flagman until he can see the block signal in advance in the approach or proceed indication, when flagman is taken up and the train or engine proceed to that signal at restricted speed, or, in cab signal territory, until an approach or less restrictive indication is displayed by the cab signal. b) On two or more tracks at restricted speed.

Rule 292
Interlocking		Automatic		Terminal	Name: Stop Indication: Stop.