Patent ID: 6474904
Filing Date: 2002-11-05
Classification: E01F

Abstract:
A traffic barrier including a plurality of attached traffic barrier modules, each module of said attached traffic barrier modules comprising, in combination:a module body defining a hollow interior for accommodating water or other liquid and having a top, a bottom, opposed side walls and opposed end walls, said module body including passageway defining structure defining a passageway passing through said hollow interior and separated from any water or other liquid in said hollow interior, said passageway defining structure extending completely between said opposed end walls and said passageway communicating with openings in said opposed end walls; first attachment means connected to said module body attaching said module body to at least one adjacent module body whereby said traffic barrier attains a first level of impact resistance performance when impacted by a vehicle; and second attachment means for selective connection to said module body at a location on said module body spaced from said first attachment means or, alternatively, for removal from said module body, said second attachment means when connected to said module body extending completely through said passageway and projecting from both the opposed end walls attaching said module body to one or more adjacent module bodies whereby said traffic barrier attains a second level of impact resistance performance when impacted by a vehicle which exceeds said first level of impact resistance performance.