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The General Code of Operating Rules (GCOR) is a set of operating rules for railroads in the United States. The GCOR is used by Class I railroads west of Chicago , most of the Class II railroads , and many Short-line railroads .
The NMRA is home of the A.C. Kalmbach Memorial Library, which houses model and prototype railroad books, periodicals, photos, videos, and reference materials, and was designated as the official railroad library of the state of Tennessee in 2004. [3] In 2013 the NMRA started the process of moving the library to the California State Railroad ...
The NORAC rules are intended to enhance railroad safety. The rules cover employee responsibilities, signaling equipment, procedures for safe train movement, dealing with accidents and other topics that directly and indirectly affect railroad safety. These rules govern operation on main lines, defined as those with some form of block control system.
Derives from Rule 241, which is used to grant such permission under certain rule sets. [5] 14L, 14(l), or 19b Refers to the "Long Long Short Long" or "- - o -" Horn pattern used by US and Canadian railroads at grade crossings. The term "14L" is derived from Rule 14(l) in the Canadian Rail Operating Rules and Consolidated Code of Operating Rules.
The Advisory Circular AC 20-115( ), Airborne Software Development Assurance Using EUROCAE ED-12( ) and RTCA DO-178( ) (previously Airborne Software Assurance), recognizes [1] the RTCA published standard DO-178 as defining a suitable means for demonstrating compliance for the use of software within aircraft systems.
With the release of the expanded AC 20-152A and its companion AC 00-72, Best Practices for Airborne Electronic Hardware Design Assurance Using EUROCAE ED-80() and RTCA DO-254(), chapters 3 through 6 of FAA Order 8110.105A were removed in a Revision B released in 2024 to eliminate any duplication or conflict with the new ACs. The removed ...
This article is an incomplete list of Financial Accounting Standards Board (FASB) pronouncements, which consist of Statements of Financial Accounting Standards ("SFAS" or simply "FAS"), Statements of Financial Accounting Concepts, Interpretations, Technical Bulletins, and Staff Positions, which together presented rules and guidelines for preparing, presenting, and reporting financial ...
First adopted in 1975, the Federal Rules of Evidence codify the evidence law that applies in United States federal courts. [1] In addition, many states in the United States have either adopted the Federal Rules of Evidence, with or without local variations, or have revised their own evidence rules or codes to at least partially follow the federal rules.