creep ratiocreep recoverycreep strengthcreep testcreepless concretecreosotecreosotingcrestcrest control devicecrest elevationcrest gatecrest lengthcrest levelcrest level of the damcrest of weircrest widthcrevassecrevicecrewcribcrib and deck damcribbingcribworkcrime deterrentcrimped sheet ironcrimped wirecrimpercrimpingcripplingcrippling of webcriterioncriticalcritical activitycritical areacritical buckling loadcritical capillary headcritical circlecritical concentrationcritical conditioncritical dampingcritical densitycritical depthcritical depth metercritical depth of excavationcritical dischargecritical equationcritical flowcritical formcritical gradientcritical head