BARRIER ROAD FENCE OF MOTOR ROADS (VERSIONS) Russian patent published in 2013 - IPC E01F15/00 

FIELD: construction.

SUBSTANCE: barrier road fence comprises vertical stands and a longitudinal beam attached to them, at the same time, according to the first version, the longitudinal beam is made either in the form of one lengthy panel from at least two attached tread parts unfolded into strips and coupled with tread surfaces and displaced relative to each other in the transverse direction by the value (0.2÷0.5)B (where B - strip width), or in the form of the fixed at least two such panels to form longitudinal areas of lens-like cross section in areas of their coupling; according to the second version, the beam is made either in the form of one lengthy panel, in which, in contrast to the first version, on the upper and lower edges of the panel the open sections of the tread surfaces are closed with coupled tread surfaces of sections of similar strips fixed with it aflush with panel dimensions, or in the form of at least two fixed similar panels to form longitudinal areas of lens-like cross section in areas of their coupling.

EFFECT: reduced injury rate for a driver and passengers, and also lower damageability of a vehicle in case of an emergency run-down at a road fence, higher manufacturability of barrier fence assembly, higher durability of a paint coat, reduced cost of construction and maintenance of road fences in working order.

2 cl, 6 dwg