▁ ▁West ▁African ▁Airlines ▁ ▁was ▁a ▁scheduled ▁passenger ▁and ▁cargo ▁air line ▁based ▁in ▁Cot on ou . ▁It ▁operated ▁regional ▁fl ights , ▁with ▁an ▁extension ▁to ▁Europe , ▁using ▁wet - leased ▁aircraft . ▁The ▁air line ▁was ▁established ▁in ▁ 2 0 0 3 , ▁and ▁started ▁operations ▁on ▁June ▁ 2 9 , ▁ 2 0 0 3 . ▁In ▁ 2 0 0 4 , ▁the ▁company ▁went ▁bank rupt ▁▁ ▁The ▁national ▁av iation ▁authority ▁in ▁Ben in ▁is ▁the ▁Ag ence ▁N ationale ▁de ▁l ' A viation ▁C iv ile ▁du ▁B én in ▁( AN AC ). ▁ ▁References ▁▁▁ ▁Much ▁of ▁the ▁material ▁in ▁this ▁article ▁is ▁adapted ▁from ▁the ▁C IA ▁World ▁Fact book ▁ 2 0 0 0 . ▁ ▁External ▁links ▁▁ ▁Map ▁of ▁Ben in ▁ ▁UN ▁Map ▁of ▁Ben in ▁ ▁Air ▁A frique ▁( L ' histoire ▁d ' A ir ▁A frique ▁- ▁Mon ▁« ▁È RE ▁» ▁AF RI QUE ▁de ▁Y ac ou ba ▁N ' Di aye ) <0x0A> </s> ▁A ▁high - press ure ▁steam ▁locomot ive ▁is ▁a ▁steam ▁locomot ive ▁with ▁a ▁bo iler ▁that ▁oper ates ▁at ▁press ures ▁well ▁above ▁what ▁would ▁be ▁considered ▁normal . ▁In ▁the ▁later ▁years ▁of ▁steam , ▁bo iler ▁press ures ▁were ▁typically ▁. ▁High - press ure ▁locomot ives ▁can ▁be ▁considered ▁to ▁start ▁at ▁, ▁when ▁special ▁construction ▁techniques ▁become ▁necessary , ▁but ▁some ▁had ▁bo ilers ▁that ▁operated