Basi Interliner ndi basi ya mamitala 13 yopangidwira ntchito zonyamula anthu, sukulu ndi mayendedwe apakati pa mizinda amtunda waufupi. Basiyi ili ndi mipando 63, ndipo gawo lapakati likhoza kusinthidwa kukhala malo oyimirira ndi malo a njinga za olumala pogwiritsa ntchito mipando yopindika. Chokwezera njinga za olumala chikhoza kupezeka pofunsidwa. Kunja kwake kuli ndi nkhope yakuda yosongoka yokhala ndi magetsi akutsogolo ogawanika, thupi lamphamvu komanso chophimba chothandiza kuyenda bwino mumlengalenga cha matanki a gasi wachilengedwe wopanikizidwa. Chimango cha monocoque chapangidwa ndi chitsulo ndi aluminiyamu. Interliner cholinga chake ndi kukhala njira yotsika mtengo komanso yotulutsa utsi wochepa pa njira zanthawi zonse.