Mt.Diablo, Walnut Creek Loop DBT002, 42.1 miles, 4083.feet of climbing GO TOTAL TURN ROAD NAME START AT CAMINO TASSAJARA 0.0 R BLACKHAWK RD. 3.5 3.5 R SOUTH GATE RD. 6.8 10.3 R SUMMIT RD. 4.4 14.7 X MOUNT DIABLO 0.0 14.7 U SUMMIT RD. 4.4 19.1 R NORTH GATE RD. 8.0 27.1 L OAK GROVE RD. 0.1 27.2 L WALNUT AVE. 1.6 28.7 L YGNACIO VALLEY RD. 2.0 30.8 X WALNUT CREEK 0.0 30.8 L MAIN ST. 1.5 32.3 X FREEWAY/NO BIKE ACCESS 0.6 32.9 S DANVILLE BLVD. 4.5 37.4 S HARTZ AVE. 0.3 37.6 L MT.DIABLO RD. 0.4 38.0 X FREEWAY/NO BIKE ACCESS 0.3 38.3 S CAMINO TASSAJARA 3.8 42.1 END BLACKHAWK RD. R=Right, L=Left, X=Cross, U=Uturn, S=straight