AMA 49 PM 0.30 38 18 58.5 120 43 20.4 An existing CADH disk in an 18 in round concrete monument. The station is 0.3 mi north along Hwy 49 from the Calaveras/Alameda County line and the Mokelumne River. It is about 0.25 mi north of the centerline of Electra Road, 220 ft north of the centerline of a paved drive to 7610 Hwy 49, 145 ft south of the centerline of a paved drive to 7600 Hwy 49, about 25 ft east of the centerline of Hwy 49, 25 ft west of a power pole and 2 ft higher than the highway. The disk is unstamped and will need a centerpunch.