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<br />Tiller Corporation Elk River and Livonia Quarries <br /> <br />Noise Assessment <br /> <br />Table 1.1 <br />Table 3.1 <br />Table 3.2 <br />Table 3.3 <br />Table 4.1 <br />Table 4.2 <br />Table 4.3 <br /> <br />List of Tables <br /> <br />Minnesota Noise Standards for Residential Land Uses ..................................... 1 <br />Monitored (L50) Sound Levels (dBA) at Non-Mining Sites ............................ 10 <br />Assumed Sound Level Spectra for Mine Sources (dB at 100 feet) .................. 11 <br />Predicted Crusher Complex Sound Levels (dBA) ............................................ 11 <br />Livonia Mining Operation Sound Levels (L50 in dBA) ................................... 13 <br />Elk River Mining Operation Sound Levels (L50 in dBA)................................ 15 <br />Elk River Wash Plant Sound Levels (L50 in dBA)........................................... 17 <br /> <br />David Braslau Associates, Inc. <br />