50-0129 Control Data Chain BL contains: 1 2 3 -BL- ========================================================================================= 1 () N 646450.7480 E 2091089.1870 ELEV 231.40 STA 5+00.00 Course from 1 to 2 N 07^19'43.98" W Dist 238.40 2 () N 646687.2050 E 2091058.7750 ELEV 227.88 STA 7+38.40 Course from 2 to 3 N 05^40'46.36" W Dist 374.77 3 () N 647060.1360 E 2091021.6860 ELEV 227.28 STA 11+13.18 ========================================================================================= BL POINT DESC. NORTH EAST ELEVATION L STATION OFFSET ------------ ---------------- ---------------- ---------------- ---------------- ---------------- ---------------- 1 BL-1 646450.7480 2091089.1870 231.40 10+92.29 14.29 LT 2 BL-2 646687.2050 2091058.7750 227.88 13+30.67 17.75 LT 3 BL-3 647060.1360 2091021.6860 227.28 OUTSIDE PROJECT LIMITS **************************************** TBM1 ELEVATION = 224.32 N 646800 E 2090907 L STATION 14+60.00 156 LEFT RR SPIKE SET IN 18" OAK ****************************************