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Turnpike Design Handbook (TDH)
The Turnpike Design Handbook (TDH) and all associated Guide Drawings have been sunsetted. Refer to the Design Memorandum below regarding the implementation. See the Turnpike Design Criteria Archives for historical versions of the TDH and Guide Drawings.
- Turnpike Design Criteria Documents Sunsetting Implementation Memo (posted 11/08/2022)