TRANSPARENT SOUND PROOFING WALLS USING HORIZONTAL SUPPORTING BAR ATTACHED TO FRONT SIDE OF POSTER

摘要

PURPOSE: A transparent soundproof wall using a horizontal support bar attached to the front side of a post is provided to improve the beauty of surroundings of a soundproof wall and ensure easy construction and maintenance of a soundproof wall. CONSTITUTION: A transparent soundproof wall is composed as follows. Soundproof panels(4) are installed using horizontal support bars(3) between vertical posts(2) that are installed at regular intervals on concrete foundation. Each horizontal support bar comprises a main body(31) having a semicircular longitudinal cross section, a pair of bolt holders(32) having a C-type longitudinal cross section so that bolt head holding grooves(32a) are provided on the upper and lower sides of the main body, and soundproof panel insertion grooves(33) which are formed in the longitudinal direction between the upper and lower surfaces of the main body and the bolt holders.