ric ia . ▁ ▁Between ▁the ▁wars ▁From ▁ 1 9 2 2 ▁to ▁ 1 9 2 6 , ▁Case y ▁was ▁the ▁officer ▁in ▁charge ▁of ▁the ▁Engine er ▁Unit ▁of ▁the ▁Reserve ▁Offic ers ▁Training ▁Corps ▁( RO TC ) ▁at ▁the ▁University ▁of ▁Kansas ▁in ▁Lawrence , ▁Kansas , ▁rever ting ▁to ▁his ▁substant ive ▁rank ▁of ▁first ▁lieutenant ▁on ▁ 2 7 ▁November ▁ 1 9 2 2 . ▁He ▁again ▁returned ▁to ▁Camp ▁Hum pre ys ▁in ▁ 1 9 2 6 ▁to ▁attend ▁the ▁Company ▁Offic ers ▁Cour se . ▁In ▁ 1 9 2 7 , ▁Case y ▁received ▁his ▁first ▁civil ▁works ▁assignment , ▁as ▁assistant ▁District ▁Engine er ▁at ▁the ▁Pitts burgh ▁District . ▁Case y ▁took ▁over ▁the ▁task ▁of ▁prepar ing ▁a ▁vol umin ous ▁report ▁on ▁flo od ▁control . ▁The ▁Corps ▁of ▁Engine ers ▁was ▁critic ized ▁by ▁the ▁Pitts burgh ▁Flo od ▁Control ▁Commission ▁for ▁over - engine ering , ▁in ▁planning ▁for ▁a ▁" f lo od ▁that ▁had ▁never ▁happened ▁and ▁never ▁would ▁happen ", ▁and ▁the ▁report ▁was ▁sh el ved . ▁However , ▁in ▁ 1 9 3 6 ▁the ▁flo od ▁did ▁happen . ▁The ▁report ▁was ▁then ▁d usted ▁off ▁and ▁its ▁recommend ations ▁were ▁adopted . ▁The ▁Flo od ▁Control ▁Act ▁of ▁ 1 9 3 6 ▁assigned ▁responsibility ▁for ▁flo od ▁control ▁to ▁the ▁Corps ▁of ▁Engine ers ▁and ▁other ▁Federal ▁ag encies . ▁Case y ▁was ▁also ▁responsible ▁for