nab ot å get ▁service . ▁Pre viously , ▁the ▁trains ▁were ▁also ▁used ▁on ▁the ▁Sol ør ▁Line , ▁further ▁north ▁on ▁the ▁Nord land ▁Line ▁and ▁on ▁the ▁now ▁elect r ified ▁Ar end al ▁Line . ▁In ▁ 2 0 0 0 , ▁a ▁unit ▁was ▁involved ▁in ▁the ▁Å sta ▁accident ; ▁which ▁killed ▁ 1 9 ▁people . ▁The ▁trains ▁were ▁ref urb ished ▁in ▁ 2 0 0 5 ▁and ▁ 2 0 0 6 , ▁and ▁N SB ▁plans ▁to ▁replace ▁them ▁by ▁around ▁ 2 0 1 9 . ▁Each ▁tw in ▁unit ▁seats ▁ 1 6 8 ▁people , ▁is ▁ ▁long ▁and ▁we igh s ▁. ▁The ▁front ▁car ▁is ▁power ed ▁with ▁two ▁electric ▁mot ors , ▁giving ▁a ▁power ▁output ▁of ▁ ▁and ▁a ▁maximum ▁speed ▁of ▁. ▁ ▁__ TO C __ ▁ ▁History ▁ ▁By ▁the ▁ 1 9 8 0 s , ▁the ▁ 4 0 - year - old ▁Class ▁ 8 6 ▁and ▁Class ▁ 9 1 ▁trains ▁were ▁in ▁need ▁of ▁replacement . ▁N SB ▁described ▁them ▁as ▁unable ▁to ▁satisfy ▁dem ands ▁in ▁terms ▁of ▁economy , ▁comfort ▁or ▁speed . ▁Class ▁ 9 2 ▁was ▁bought ▁to ▁take ▁over ▁all ▁passenger ▁transport ▁on ▁the ▁R ø ros ▁Line ▁and ▁on ▁the ▁Nord land ▁Line ▁south ▁of ▁Gr ong . ▁The ▁ 1 5 ▁two - car ▁units ▁cost ▁N OK   2 0 0 ▁million ▁and ▁were ▁built ▁by ▁Due w ag ▁in