PARTS

    • Manholes are underground chambers typically constructed in cylindrical or rectangular profile on regular intervals on sewage lines or other water lines, generally changing the direction of flow passing through or providing sudden changes in flow level as well as allowing personnel access in case of blockages, and manhole covers are objects used to cover manholes against hazards.

    MANHOLE

    • Manholes are underground chambers typically constructed in cylindrical or rectangular profile on regular intervals on sewage lines or other water lines, generally changing the direction of flow passing through or providing sudden changes in flow level as well as allowing personnel access in case of blockages, and manhole covers are objects used to cover manholes against hazards.