6-519: The Alexander Y Type was a long-running design of single-decker bus and single-decker intercity bus bodywork built by Walter Alexander Coachbuilders in Falkirk , Scotland. It was built on a wide range of chassis between 1962 and 1983. A small number were built at Alexander 's Belfast subsidiary. From 1971 it became the AY Type (with the A signifying alloy construction) or AYS Type (with
12-538: The North Western Road Car Company with 75 Leopards and 30 Bristol REs, Venture of Consett with 32 Leopards and 12 Reliances, Lancaster City Council with 26 Leopards, and Potteries Motor Traction with 25 Reliances. Single-decker bus A single-decker bus or single-decker is a bus that has a single deck for passengers . Normally the use of the term single-decker refers to a standard two- axled rigid bus , in direct contrast to
18-502: The S signifying service bus specification), although in common usage all are referred to simply as Y Type. The majority of Y Type bodies were fitted to Leyland Leopard chassis, and most were built for the Scottish Bus Group and its predecessors. As can be seen from the table above, SBG was by far the biggest customer, buying over 86% of the total output of Y Types. However other customers also existed, amongst these being
24-655: The single decker is the standard mode of public transport bus travel, increasingly with low floor features. With their origins in van chassis, minibuses are not usually considered single-deckers , although modern minibus designs blur this distinction. Midibuses can also be regarded as both included with and separate from standard single-deckers, in terms of full size length and vehicle weights, although again design developments have seen this distinction blurred. Some coach style buses that do not have underfloor luggage space can also be correctly termed as single-deckers, with some sharing standard bus chassis designs, such as
30-495: The term single-decker may lack common usage, as in one sense, all other main types of bus have a single deck. Also, the term may become synonymous with the name transit bus or related terms, which can correctly be applied to double-deckers too. With the exception of regions of major double deck or articulated bus operation, usually major urban areas such as Hong Kong , cities in the United Kingdom and Singapore ,
36-485: The use of the term double-decker bus , which is essentially a bus with two passenger decks and a staircase. These types of single-deckers may feature one or more doors, and varying internal combustion engine positions. The majority of single-deckers have a length of up to 12 m (39 ft 4 in), although some exceptions of longer buses exist. They also typically weigh between 11 and 14 t (12 and 15 short tons). In regions where double-deckers are not common,
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