TABLE 30 Distance from start miles OFF-SITE RADIATION SURVEY FROM JUNCTION OF US 89 AND ARIZONA 64 (NEAR TUBA CITY) NORTH VIA US 89 THROUGH PAGE AND GLEN CANYON, ARIZONA TOWARD XANAB, UTAH Dell Day background mr/hr 0 0.03 10 18 20 0.02 30 0.02 40 0.02 50 60 0.04 0.02 8 28 38 48 70 78 80 88 90 98 100 0.02 0.02 0.02 0.02 0.02 D + Dose Rate (Shield closed) mr/hr 3 Days At time hours 0,01 1809 0.02 1832 0.02 1845 0.02 1855 0.02 1909 0.02 1922 0.02 1945 0.02 1956 0.02 2009 0.02 0.02 1819 1934