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  2. Loading gauge - Wikipedia

    en.wikipedia.org/wiki/Loading_gauge

    The maximum height, width, and length of general Chinese rolling stock are 4,800 mm (15 ft 9 in), 3,400 mm (11 ft 2 in) and 26 m (85 ft 4 in) respectively, with an extra out-of-gauge load allowance of height and width 5,300 by 4,450 mm (17 ft 5 in by 14 ft 7 in) with some special shape limitation, corresponding to a structure gauge of 5,500 by ...

  3. Oversize load - Wikipedia

    en.wikipedia.org/wiki/Oversize_load

    In the United States, an oversize load is a vehicle and/or load that is wider than 8 ft 6 in (2.59 m). Each individual state has different requirements regarding height and length (most states are 13 ft 6 in or 4.11 m tall), and a driver must purchase a permit for each state he/she will be traveling through.

  4. Standard-gauge railway - Wikipedia

    en.wikipedia.org/wiki/Standard-gauge_railway

    The distance between the inside edges of the heads of the rails is defined to be 1,435 mm except in the United States, Canada, and on some heritage British lines, where it is defined in U.S. customary/customary UK units as exactly "four feet eight and one half inches", [7] which is equivalent to 1,435.1 mm.

  5. Tire code - Wikipedia

    en.wikipedia.org/wiki/Tire_code

    The tyre load index (LI) on a passenger-car tire is a two- or three-digit numerical code used to cross-reference a load & inflation table that will give the maximum load each tire can carry at a given pressure. The load index is sometimes used in conjunction with the load range, which appears elsewhere on the tire.

  6. North American power transmission grid - Wikipedia

    en.wikipedia.org/wiki/North_American_power...

    In the United States in the 1920s, utilities formed joint operations to share peak load coverage and backup power. In 1934, with the passage of the Public Utility Holding Company Act , electric utilities were recognized as public goods of importance and were given outlined restrictions and regulatory oversight of their operations.

  7. Limit load - Wikipedia

    en.wikipedia.org/wiki/Limit_load

    Limit load can refer to: Limit load (aeronautics) , the maximum load factor during flight Limit load (physics) , maximum load that a structure can safely carry

  8. Track gauge in the United States - Wikipedia

    en.wikipedia.org/wiki/Track_gauge_in_the_United...

    In most of the southern states, the 5 ft (1,524 mm) gauge was preferred (a broad gauge that later was adopted by Russia for its new railroad and became known as Russian gauge). This configuration allowed for wider rolling stock that could more efficiently accommodate cotton bales, the most commonly transported good in the South at the time.

  9. Federal Bridge Gross Weight Formula - Wikipedia

    en.wikipedia.org/wiki/Federal_Bridge_Gross...

    Provided the truck remains on the NN, in all States and a truck is not subject to State size limits. [8] In a similar fashion, the Federal weight limits and the Federal Bridge Formula apply to the Interstate System in all States. The State truck size and weight regulations apply to the Federal Aid System routes that do not have Federal limits.