ye the sideline and the deadball line.
Touch line to touch line the pitch must NOT exceed 70 metres
IRB regulations state that the width of a pitch may NOT exceed 70 meters touch line to touch line.
the width of NFL field sideline to sideline is 53.5 yards
try or a field goal
Its refered to a rugby pitch and the whole area is called the rugby ground, this included that stands etc.
160 from sideline to sideline and 300 from inzone to inzone
A sideline of a tennis court is called an alley.