St ra ße / E tt ling er ▁Straße ▁between ▁Mark t platz ▁and ▁Vier ort bad . ▁ ▁It ▁was ▁estimated ▁that ▁the ▁cost ▁of ▁the ▁project ▁to ▁the ▁city ▁of ▁Kar ls ru he ▁would ▁be ▁€ 4 9 6 ▁million ▁and ▁that ▁its ▁" standard ised " ▁ratio ▁of ▁disc ount ed ▁benefits ▁to ▁cost ▁( Standard is ierte ▁Be wert ung ) ▁would ▁be ▁ 1 . 1 8 6 . ▁In ▁June ▁ 2 0 0 7 , ▁the ▁Federal ▁Republic ▁of ▁Germany , ▁the ▁state ▁of ▁Baden - W ür ttemberg ▁and ▁the ▁city ▁Kar ls ru he ▁agreed ▁on ▁the ▁allocation ▁of ▁costs . ▁In ▁December ▁ 2 0 0 8 , ▁the ▁cost ▁estimate ▁was ▁adjust ed ▁to ▁€ 5 8 8 ▁million ▁to ▁be ▁fund ed ▁by ▁a ▁federal ▁grant ▁of ▁€ 3 1 1 ▁million ▁( 6 0 % ▁of ▁el ig ible ▁costs ), ▁state ▁funds ▁of ▁€ 1 0 3 . 6 ▁million ▁( 2 0 %) ▁plus ▁the ▁city ' s ▁share ▁of ▁€ 1 7 3 ▁million ▁( 2 0 % ▁plus ▁costs ▁that ▁are ▁in el ig ible ▁for ▁federal ▁and ▁state ▁fund ing ). ▁Following ▁the ▁outcome ▁of ▁the ▁tender , ▁the ▁final ▁cost ▁is ▁estimated ▁at ▁approximately ▁€ 6 3 0 ▁million . ▁ ▁Fin ancing ▁and ▁implementation ▁is ▁being ▁handled ▁by ▁a ▁company ▁established ▁for ▁the ▁purpose : ▁Kar ls ru her ▁Sch ienen in frastr u ktur - G es ellschaft ▁m b H