RECOMMENDED GUIDE SPECIFICATIONS FOR LONG LIFE .
Elements for AASHTO Specification 560 Diamond Grinding Concrete Pavement 26 Elements for AASHTO Specification 561 Milling Pavement 27 Elements for AASHTO Specification 563 Portland Cement Concrete Unbonded Overlays 28 Elements for AASHTO Specification 567 Cracking and Seating 30 AASHTO AND STATE DOT SPECIFICATION SUMMARIES 31 a.