DESCRIBED BY HARTMAN GEODETIC SERVICES TO REACH THE STATION FROM THE OHIO TURNPIKE TRAVEL TO EXIT 12 AND PROCEED NORTH ON ROUTE 8 FOR 3.5 MILES TO I-271. GO SOUTH ON I-271 TO FRO APPROXIAMTELY 3 MILES TO MILE MARKER 15.4. STATION IS APPROXIMATELY 9 FEET WEST OF THE WEST EDGE OF THE SHOULDER ABOUT 1' LOWER THAN ROAD LEVEL. MONUMENT IS STAMPED "K-5 SET 1990". NOTE: STATION IS MARKED BY A CORPS OF ENGINEERS BERNSTEN MONUMENT STAMPED U.S. ENVIRONMENTAL PROTECTION AGENCY, CORPS OF ENGINEERS, MISSOURI RIVER DIVISION, ST. LOUIS DISTRICT. LAS VEGAS, NV. IT IS 69.99 FEET SW OF AN 'X' CUT IN THE BOTTOM BOLT OF THE LAST GUIDE RAIL POST; 10.61 FEET NW OF A PK NAIL IN THE SHOULDER.