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R 
Rail Safety    - Contact: (225) 379-154368
Raveling    - Wearing away of the pavement surface caused by the dislodging of aggregate particles and loss of asphalt binder.
Ready, Willing and Able    - website
Real Estate    - The home page of the Louisiana Department of Transportation and Development Real Estate Section. This site is your gateway to th... ... website23
Recycling Agents    - Organic materials with specific chemical and physical characteristics that are used in pavement recycling to address binder defi...
Reflection Cracking    - Cracking that appears on the surface of a pavement above joints and cracks in the underlying pavement layer due to horizontal an...
Rejuvenating Agent    - Similar to recycling agents in material composition, these products are added to existing aged or oxidized HMA pavements in orde...
Reservoir    - The part of a portland cement concrete pavement joint that normally holds a sealant material, usually formed by a widening saw c...
Rest Areas    -