The phrase "a standard gauge" is correct and usable in written English.
It is typically used in contexts related to measurements, particularly in railways, to refer to a specific width between the rails.
Example: "The train operates on a standard gauge, ensuring compatibility with most railway systems."
Alternatives: "a regular gauge" or "a typical gauge".
EAC members are partnering to develop other projects, including a refinery in Uganda and a standard gauge railway.
Interstate connections were notoriously troubled by the lack of a standard gauge between the states, and a truly national railway service was not achieved until 1995.
A similar pattern was evident in holdings of risky stocks, as measured by beta, a standard gauge of portfolio risk (the higher a stock's beta, the greater its price tends to swing).
Subjects completed a standard gauge of their social status, placing an X on one of 10 rungs of a ladder representing their income, education, and how much respect their jobs might command compared with other Americans.
The railroad continued to maintain a standard gauge gondola fleet in the last years of its existence.
A standard gauge track was completed parallel with the broad gauge track from Albury to Melbourne in 1962.
A standard-gauge 3031 class locomotive, number 3012, was then given the name.
Following an agreement between the Met and the GWR, from 1865 the Met ran a standard-gauge service to Hammersmith and the GWR a broad-gauge service to Kensington.
You can take a real driving experience of a standard-gauge, live steam locomotive for several hours on a standard-gauge mainline track.
There are plans to replace the old narrow-gauge line with a new standard gauge line over the next three to five years, with high speed trains cutting the journey time from Nairobi to Mombasa from the current 15 hours to a mere two or three.
A second standard gauge railway line from Romani to Mahamdiyah on the Mediterranean coast was completed by 9 June.
