| 摘要 |
A concave street post foundation is provided to prevent the corrosion of an anchor bolt installed to a road or a footpath and the breakage of concrete of a street post foundation and to improve the appearance of the streets by keeping a base plate, a triangular support and an anchor bolt concealed. A concave street post foundation(100) includes a concrete foundation provided with a groove to insert a base plate and a triangular support of a street post, a fastener(130) such as an anchor bolt inserted to the bottom of the groove of the concrete foundation to fix the base plate of a street post, a street post foundation cover put on the base plate and the triangular support of a street post as well as the fastener and the top of the concrete foundation, a separation prevention fastener buried under the upper part of the concrete foundation to fix the street post foundation cover, an electric wire tube connected to the bottom of the groove of the concrete foundation and the outside of the concrete foundation and fitted with an electric wire to connect with a street post electrically, a drainpipe connected to the bottom of the groove of the concrete foundation and the outside of the concrete foundation to keep water not to be gathered in the groove of the concrete foundation, fillers filled in the groove of the concrete foundation and manufactured with Styrofoam, rubber, plastics or urethane foam, a copper plate coupled to the lower part of the concrete foundation by the anchor bolt to ground and to secure stability, and a ground wire connecting the street post and the copper plate. |
