ultra light rail

• ultra-light-rail, ultra-light rail

Said to be an improvement on light rail technology.

ultra light rail (uncountable)

1. A small single-railcar on-demand rail system with trunk-separated stations that does not operate on any fixed route but rather to stations where it has been requested, similar to an elevator.
   • 1992, The Architects' Journal, Volume 196, link

     His solution was ultra-light-rail

   • 2005, Institution of Civil Engineers (Great Britain), Proceedings of the Institution of Civil Engineers: Civil engineering: Issues 1-3, link

     At the same time various proposals for the use of innovative modes such as personal rapid transit or ultra-light rail have failed to progress much beyond concept design or demonstration projects.

   • 2006, Great Britain: Parliament: House of Commons: Transport Committee, Going for Gold‎, page 202:

     A new bus interchange next to the railway station must be worked up, also the suggested use of ultra-light-rail on the short street tramway to the harbour should be evaluated.

   • 2012, Great Britain: Parliament: House of Commons: Transport Committee, Bus Services After the Spending Review‎, page 169:

     The alignment of the “rapid transit busway also prevents any future ultra light rail service along the Harbour railway.

   • 2007, Dr. Ulises Diego Ayala, PhD, An investigation into hybrid power trains for vehicles with regenerative braking, page 42:

     For example, Parry People Movers Ltd (PPM) has integrated a flywheel into an ultra light rail vehicle (ULRV).

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