Temporary Portable Rumble Strips (TPRS) are authorized for use on two-lane two-way roadways.
Do not use TPRS when the air temperature is less than 40 degrees Fahrenheit.
When installing TPRS, begin at the roadway centerline and continue across to the right. TPRS shall extendacross the entire lane width. Any excess portion of the TPRS can be placed beyond the edgeline onto the shoulder.
All TPRS must be the same color. The color may be black, white, or orange.
Maintain 100' minimum spacing between signs facing the same direction.