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Pennsylvania Code (Last Updated: April 5, 2016) |
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Title 67. TRANSPORTATION |
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PART I. Department of Transportation |
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Subpart A. Vehicle Code Provisions |
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Article VII. Vehicle Characteristics |
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Chapter 157. Established Sound Levels |
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SubChapter D. INSTRUMENTATION |
| Section 157.31. Types of measurement systems which may be used |
| Section 157.32. Calibration of measurement systems |
| Section 157.33. Windscreens |