Change List for this Rule


General Order 128


Section IV


Requirements for Communication Systems


42    Manholes and Handholes


The provisions in this rule relating to manholes shall also be applicable to vaults and trenches (permanent cable trenches).

42.1        Definitions
42.2        Maintenance and Inspection
42.3        Material and Strength
42.4        Size and Shape
42.5        Openings
42.6        Drainage
42.7        Covers
42.8        Location
42.9        Foreign Pipes
42.10      Explosion Protection