Standard Road Plans - RR Series Pavement Rehabilitation English PDF RR-1 Full-Depth Patch with "EF" joint in PCC RR-2 Full-Depth PCC Patch Without Dowels RR-4 Full-Depth PCC Patch with Dowels RR-18 Full-Depth Patch Continuous Reinforced P.C. Concrete Pavement RR-21 PCC Crack and Joint Cleaning and Sealing RR-23 Double Reinforced Pavement over Box Culverts RR-24 Reinforced Concrete Panel at Box Culverts RR-25 HMA Wedge for Superelevation RR-26 Subbase Patches