RF (Metric)

Drainage
 
All Metric RD Standards are VOID. Use English RD Standards
 
RAm    Storm and Sanitary Sewer Structures
RBm    Miscellaneous Construction
RCm    Roadside Development and Erosion Control
RDm    Signs (Use English Versions)
REm    Traffic Barriers
RFm    Drainage (Use English Versions)
RGm    Pavement Widening and Resurfacing
RHm    Rigid Pavement
RJm     Flexible Pavement
RKm    Bridge Approach Pavement
RLm    Earthwork
RMm   Signals and Lighting
RPm    Roadway Superelevation
RRm    Pavement Rehabilitation (Use English Versions)
RVm    Ramp and Median Crossover Geometrics
TCm Traffic Control (Use English Versions)