Expansion joint for longitudinal load transfer

An expansion joint system for imposition under compression between a first substrate and a second substrate, the first substrate and the second substrate being substantially co-planar with a first plane, the first substrate being distant the second substrate by a first distance, comprising:

• an elongated core,
• the elongated core composed of a resiliently compressible foam,
• the elongated core having an elongated core longitudinal axis,
• the elongated core having an elongated core longitudinal length,
• the elongated core having an elongated core top,
• the elongated core having an elongated core bottom,
• the elongated core having an elongated core height intermediate the elongated core top and the elongated core bottom,
• the elongated core having an elongated core first side,
• the elongated core first side being generally perpendicular to the elongated core top,
• the elongated core having an elongated core second side,
• the elongated core second side being generally perpendicular to the elongated core top,
• the elongated core having an elongated core lateral width,
• the elongated core lateral width configured to be greater than the first distance prior to imposition;
• and
• at least one longitudinal load-transfer member,
• the at least one longitudinal load-transfer member being incompressible,
• the at least one longitudinal load-transfer member having a longitudinal load-transfer member axis,
• the elongated core longitudinal axis and the longitudinal load-transfer member axis being parallel,
• the at least one longitudinal load-transfer member having longitudinal load-transfer member length,
• the elongated core longitudinal length and longitudinal load-transfer member length being equivalent,
• the at least one longitudinal load-transfer member bonded to the elongated foam core at the elongated core top,
• the at least one longitudinal load-transfer member having a longitudinal load-transfer member lateral width,
• wherein the longitudinal load-transfer member lateral width is not more than one-fourth the first distance;
• and
• at least one support member,
• the at least one support member having a support member top, a support member thickness, a first support member side, a second support member side, and a support member height,
• the at least one support member top adjacent the at least one longitudinal load-transfer member,
• the support member thickness equivalent to the longitudinal load-transfer member lateral width
• the support member height at least one half the elongated core height, and
• the first support member side contacting the elongated core and the second support member side contacting the elongated core.