The Penna. Law requires grading the highwall to a 45 deg. Angle, near a road or building. Completed on right - not completed on left.

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2008-08

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Ohio Agricultural Research and Development Center

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The Penna. Law requires grading the highwall to a 45 deg. Angle, near a road or building. Completed on right - not completed on left. Location - Near Florence, Penna. Item #5778

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