Cable-accesses shaft cover plate - has ribs on underside and central opening and is lightweight and damage resistant

摘要

Cover plate for a cable access shaft etc. has ribs on the underside, and a central opening. Ribs can be arranged in a star shaped pattern, running from the opening to the edges. Top surfaces of the plate can be ribbed, and it can be of injection-moulded plastic. ADVANTAGE - Lightweight and resistant to damage. (Dwg.1/3)