n bach , ▁in ▁the ▁south west ▁on ▁the ▁municipality ▁of ▁W ahn w egen ▁and ▁in ▁the ▁north west ▁on ▁the ▁municipality ▁of ▁Kon ken . ▁ ▁Municip ality ’ s ▁layout ▁H ü ff ler ’ s ▁municipal ▁area , ▁which ▁is ▁not ▁very ▁big , ▁sust ained ▁great ▁losses ▁with ▁the ▁building ▁of ▁the ▁Aut ob ahn ▁in ▁the ▁years ▁ 1 9 3 8 - 1 9 4 1 ▁and ▁ 1 9 6 6 - 1 9 7 0 . ▁On ▁the ▁other ▁hand , ▁the ▁work ▁un ear th ed ▁many ▁foss ils ▁from ▁early ▁ge ological ▁form ations . ▁The ▁draw back ▁was ▁that ▁this ▁involved ▁the ▁eastern ▁part ▁of ▁the ▁municipal ▁area ▁being ▁utter ly ▁split ▁off ▁from ▁the ▁rest , ▁making ▁it ▁very ▁difficult ▁to ▁reach . ▁From ▁ 1 9 7 4 ▁to ▁ 1 9 7 9 , ▁the ▁Cultural ▁Office ▁under to ok ▁a ▁classic ▁Fl urb ere in igung , ▁as ▁part ▁of ▁which ▁the ▁B led es bach ▁and ▁the ▁Ke hl bach ▁were ▁grad ed , ▁and ▁their ▁banks ▁were ▁rein for ced ▁with ▁hard ▁stone . ▁R ural ▁c adas tr al ▁names ▁were ▁not ▁changed ▁as ▁a ▁result ▁of ▁the ▁work . ▁The ▁pattern ▁of ▁the ▁built - up ▁area ▁can ▁be ▁recognized ▁even ▁in ▁the ▁original ▁c adas tr al ▁survey ▁undert aken ▁in ▁ 1 8 4 9 . ▁Then , ▁properties ▁stood ▁only ▁along ▁the ▁highway ▁on ▁the ▁bro ok ’ s ▁right