Regulations last checked for updates: May 04, 2025

Title 49 - Transportation last revised: Mar 20, 2025
All TitlesTitle 49Chapter IIPart 236Subpart G - Subpart G—Definitions
View all text of Subpart G [§ 236.700 - § 236.838]
§ 236.708 - Block.

A length of track of defined limits, the use of which by trains is governed by block signals, cab signals, or both.

authority: 49 U.S.C. 20102-20103,20107,20133,20141,20157,20301,20306,20501,20701,21301,21304; 28 U.S.C. 2461 note; and 49 CFR 1.89
source: 33 FR 19684, Dec. 25, 1968, unless otherwise noted.
cite as: 49 CFR 236.708
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