Joint 04
Joint 04 : (1) A planned discontinuity in the wearing surface, other than an edge, caused by the overlap or butting together of two materials. This is usually associated with conventional sprayed sealing, geotextile or fibre reinforced sealing and slurry surfacing work. (2) A well-defined fracture or crack in a rock mass, along which there has been no significant movement. (3) The gap between adjoining sections of prestresses concrete construction, usually filled with epoxy resin or concrete