(2) The area will be fine surveyed and isopleths drawn . which define the region which exceeds local background. {£; Vertical soil profiles will be taken to evaluate the effectiveness of excavation as a means of reducing the Resuspension rs Potential . fo: An iterative excavation plan will be executed to: 1. Reduce the half hectare orea average concentration 2. Recuce tn average concentration of the "defined below 100 nCi/s. region" te some lower nucber «hich shall be determined by cost-benefit considerations but will usz22ly not be below local background. The region will be resurveyed and the results documented. (3} Condition C: ¥nren a quarter hectare is determined by either cirect measurement cr extrapolation to exceed 40 pCi/g (at the 67 percent confidence l4.22 nunber), the following actions will be taken: c ‘2) The aree will be fine surveyed and isopleths drawn which detins the region waich exceeds local background. Verticel soil profiles will be taken to evaluate the }4 “s} ws effectiveness 72 excavetizn as a means of reducing the Resuspension Sew Potential. fc} An iterative excavation plan will be executed to: 1. Reduce the quarter hectare area average concentration C-2-E-6 Cr) (d)