63-0083 CONTROL POINT DATA BL POINT DESC. NORTH EAST ELEVATION L STATION OFFSET ------------ ---------------- ---------------- ---------------- ---------------- ---------------- ---------------- BL1 BL-1 817673.0801 2272138.0411 202.16 OUTSIDE PROJECT LIMITS BL2 BL-2 817979.4670 2272049.0260 192.61 11+89.81 14.59 RT BL3 BL-3 818332.5055 2271917.3431 195.06 15+64.86 14.37 LT **************************************** TBM1 ELEVATION = 192.39 N 818045 E 2271974 L STATION 12+75.00 37 LEFT BRIDGE SPIKE IN BASE OF 20" RED OAK ****************************************