ADMINISTRATIVE ORDER ON CONSENT. RESPONDENTS TO PERFORM THE REMEDIAL DESIGN FOR THE REMEDY DESCRIBED IN THE OPERABLE UNIT 1 RECORD OF DECISION DATED JULY 8, 1995, FOR THE NL INDUSTRIES SUPERFUND SITE. THERE IS ANOTHER ROD WHICH RELATES TO OPERABLE UNIT 2 DATED SEPT. 27, 1991. RESPONDENTS AGREE TO REIMBURSE EPA FOR ALL RESPONSE COSTS INCURRED BY EPA RELATED TO THE OVERSIGHT AND IMPLEMENTATION OF THIS ORDER, INCLUDING BOTH DIRECT AND INDIRECT COSTS.