Laserfiche WebLink
7030.0080 NOISE POLLUTION CONTROL 8 <br />A. date; <br />B. time; <br />C. location; <br />D. noise source; <br />E. wind speed and direction; <br />F. temperature; <br />G. humidity; <br />H. make, model, and serial number of measuring equipment; <br />I. field calibration results; <br />J. monitored levels; and <br />K. site sketch indicating noise source, measurement location, directions, distances, and <br />obstructions. <br />Statutory Authority: MS s 116.07 <br />History: 11 SR 43; 17 SR 1279; 18 SR 614 <br />Published Electronically: December 12, 2003 <br />7030.0070 SOUND ATTENUATION MEASUREMENT METHODOLOGY. <br />Subpart 1. Purpose. Sound level measurements made for assessing sound attenuation as specified <br />in part 7030.0050, subpart 3, item B, C, or D, shall be made according to the requirements of this part. <br />Subp. 2. Equipment. The equipment shall meet the requirements specified in part 7030.0060, <br />subpart 2. <br />Subp. 3. Calibration. The equipment must meet the calibration requirements specified in part <br />7030.0060, subpart 3. <br />Subp. 4. Measurement procedure. The measurement procedure described in FHWA- DP- 45 -1R, <br />section 8 must be used for determination of the sound attenuation. <br />Subp. 5. Equivalent methods. Methods equivalent to those described in subpart 4 may be <br />used provided they are approved by the commissioner of the Minnesota Pollution Control Agency. The <br />commissioner shall approve an alternative method if the commissioner finds that the method will produce <br />representative data and results which are as reliable as the methods specified in subpart 4. <br />Statutory Authority: MS s 116.07 <br />History: 11 SR 43; L 1987 c 186 s 15; 18 SR 614 <br />Published Electronically: December 12, 2003 <br />7030.0080 VARIANCE. <br />If, upon written application of the responsible person, the agency finds that by reason of exceptional <br />circumstances strict conformity with any provisions of any noise rule would cause undue hardship, would be <br />unreasonable, impractical, or not feasible under the circumstances, the agency may permit a variance upon <br />Copyright ©2003 by the Revisor of Statutes, State of Minnesota. All Rights Reserved. <br />