Merck sharp amp; dohme chaussee marker has the test of the trail - snow, and method and apparatus for installing

摘要

P marker of the roadway of low height intended to be used in the regions create artificial snow-covered to form, on a road in good condition, a visible frame for the drivers of vehicles reaching this marker, and is protected against the risks of damage by the blades of the caster angle - snow. / p & & p & it comprises: two gates 41, 45, each of which comprises a lower part 48 back to the - below of a base plane p which is coincident with the road surface 20, and an upper part intended to come into - the top of the base plane, each of these upper parts having an inclined surface which is of a lower end of the extreme upper end to end so as to constitute an inclined ramp; and a signalling means 70 to be disposed between the extreme upper ends of these ramps and the - bottom of these ends, a lower part of the signalling means are located below the plane of the base and an upper part of this means is located at the - the top of the base plane. / p