question: How long is the railway on which Newby Bridge Halt is located?
answer: 3.2 mi
context: Title: King's Bridge Halt railway station
  Passage: Kings Bridge halt was part of the Belfast and County Down Railway system.  King's Bridge Halt opened on 01/11/1929 and closed 01/1942 during the Second World War.
  Title: Elms Bridge Halt railway station
  Passage: Elms Bridge Halt was a request stop on the former Coleford, Monmouth, Usk and Pontypool Railway.  It was opened on 27 March 1933 to serve the villages near Raglan, Monmouthshire.  It was closed in 1955 following the withdrawal of passenger services on the line.  It was located in a small cutting near a small road bridge about 5 miles and 56 chains from Monmouth Troy.  The halt was of earth and cinder construction, typical of the Great Western Railway.
  Title: Lakeside and Haverthwaite Railway
  Passage: The Lakeside and Haverthwaite Railway (L&HR) is a 3.2 mi heritage railway in Cumbria, England.
  Title: Newby Bridge railway station
  Passage: Newby Bridge Halt (also known, historically, as Newby Bridge Platform) is a railway station on the Lakeside and Haverthwaite heritage railway.  It serves the village of Newby Bridge, Cumbria.
  Title: Warren Halt railway station
  Passage: Romney Warren Halt railway station is a station on the Romney, Hythe and Dymchurch Railway in Kent, England.  It has also been known as Warren Halt and Warren Bridge Halt.
  Title: Lewknor Bridge Halt railway station
  Passage: Lewknor Bridge Halt railway station was a halt on the Watlington and Princes Risborough Railway which the Great Western Railway opened in 1906 to serve the Oxfordshire village of Lewknor.  The opening of the halt was part of a GWR attempt to encourage more passengers on the line at a time when competition from bus services was drawing away patronage.
  Title: Bledlow Bridge Halt railway station
  Passage: Bledlow Bridge Halt railway station was a halt on the Watlington and Princes Risborough Railway which the Great Western Railway opened in 1906 to serve the Buckinghamshire village of Bledlow.  The opening of the halt was part of a GWR attempt to encourage more passengers on the line at a time when competition from bus services was drawing away patronage.
  Title: Jessie Road Bridge Halt railway station
  Passage: Jessie Road Bridge Halt was an intermediate station situated on the Southsea Railway between Fratton and Albert Road Bridge Halt (sometimes called Highland Road).
  Title: Tetbury branch line
  Passage: The Tetbury branch line was a seven and a half mile long single track branch railway line that ran from Kemble railway station on the Great Western Railway's Golden Valley Line to Tetbury via five intermediate stations, Jackament's Bridge Halt , Rodmarton Platform , Church's Hill Halt , Culkerton Halt , and Trouble House Halt .
  Title: Albert Road Bridge Halt railway station
  Passage: Albert Road Bridge Halt (sometimes called Highland Road) was an intermediate station situated on the Southsea Railway, between Jessie Road Bridge Halt and East Southsea.
citations: Lakeside and Haverthwaite Railway Newby Bridge railway station