Hennepin County

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PROJECT QUESTION: The soil spec calls for a pH of 6.0 to 7.1. Please clarify if this is accurate since MN sand has a pH of 8.1 to 8.5 and hitting the specified pH range is difficult.

Question:
The soil spec calls for a pH of 6.0 to 7.1. Please clarify if this is accurate since MN sand has a pH of 8.1 to 8.5 and hitting the specified pH range is difficult.

Response:
Bid the project per the specified range.