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and haul roads, and 100 feet o~f any public road right-of-way and at the edge of the • <br />blasting areas. <br />A blasting warning sign, 24" x 35" in size, is located at the mine entrance next to the <br />mine identification sign. this sign reads: NARNING explosives in use, YARNING ;.I GNAL <br />three short whistles, ALL CLEAR SIGNAL radio communication and one long continuous <br />whistle". Examples of these signs are shown in Figure 26-5. <br />• <br />• <br />2 <br />