Signs produced and installed according to the Uruguayan Vertical Road Signs Standards of the M.T.O.P. (Ministry of Transport and Public Works). These are totally reflective and are classified according to ASTM D 4956:17 Standards as follows:
Signs class 1, ordinary reflectivity, type I, Engineer grade.
Signs class 2, superior reflectivity, type III, High Intensity grade
Signs class 3, maximum reflectivity, type IX, Diamond grade.
Signs produced and installed according to the demands of the departmental governments, with the same classification as the road signs.
Signs that are a guide, both, for drivers and for pedestrians, produced according to the requirements of the different local governments.