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  2. Nadal formula - Wikipedia

    en.wikipedia.org/wiki/Nadal_formula

    Typically, the axle load for a railway vehicle should be such that the lateral forces of the wheel against the rail should not exceed 50% of the vertical down-force of the vehicle on the rail. [2] Put another way, there should be twice as much downward force holding the wheel to the rail, as there is lateral force which will tend to cause the ...

  3. Railway Recruitment Control Board - Wikipedia

    en.wikipedia.org/wiki/Railway_Recruitment...

    This is an accepted version of this page This is the latest accepted revision, reviewed on 4 February 2025. Public recruitment body in India Railway Recruitment Control Board Abbreviation RRCB Formation 27 April 1998 ; 26 years ago (1998-04-27) Type Governmental Purpose Recruitment Headquarters Rail Bhavan Location New Delhi, India Region served India Parent organization Railway Board ...

  4. Minimum railway curve radius - Wikipedia

    en.wikipedia.org/wiki/Minimum_railway_curve_radius

    The minimum railway curve radius is the shortest allowable design radius for the centerline of railway tracks under a particular set of conditions. It has an important bearing on construction costs and operating costs and, in combination with superelevation (difference in elevation of the two rails) in the case of train tracks , determines the ...

  5. Indian Railway Service of Engineers - Wikipedia

    en.wikipedia.org/wiki/Indian_Railway_Service_of...

    The recruitment to the IRSE was done through the Engineering Services Examination exam until 2022. From 2023 onwards, recruitment is done through the Indian Railway Management service exam conducted separately only for the sole purpose of the 8 combined railway services. The combined services include:

  6. Indian Railway Personnel Service - Wikipedia

    en.wikipedia.org/wiki/Indian_Railway_Personnel...

    The Indian Railway Personnel Service (IRPS) is a Prestigious Group 'A' Central Civil Service cadre of the Government of India. The central civil servants of this service are responsible for managing the Human Resources of the Indian Railways and welfare of railway employees and their families. Railways has a work force of about 1.4 million ...

  7. Special Class Railway Apprentice - Wikipedia

    en.wikipedia.org/wiki/Special_Class_Railway...

    Special Class Railway Apprentice (SCRA) was a programme by which candidates are selected by the Union Public Service Commission (UPSC) India, to train in the undergraduate program in mechanical engineering at the Indian Railways Institute of Mechanical and Electrical Engineering, Jamalpur. This programme started in 1927 and is one of the oldest ...

  8. Indian Railway Service of Signal Engineers - Wikipedia

    en.wikipedia.org/wiki/Indian_Railway_Service_of...

    In 2020 Railways separated itself from Engineering Services Exam (ESE) and made Indian Railway Management Services (IRMS). Earlier the recruitment used to be through UPSC Engineering Services Exam for Engineers but now after 2 years halt it's through UPSC Civil Services Exam from 2022; an all India written test followed by interview for ...

  9. Cant (road and rail) - Wikipedia

    en.wikipedia.org/wiki/Cant_(road_and_rail)

    [1] Track unbalanced superelevation (cant deficiency) in the United States is restricted to 75 mm (3 in), though 102 mm (4.0 in) is permissible by waiver. The maximum value for European railways varies by country, some of which have curves with over 280 mm (11 in) of unbalanced superelevation to permit high-speed transportation.