Manhole ladder

Details Manhole ladder Manhole ladder

B - Operations, Transporting

65

D

B65D 90/10 (2006.01) E06C 1/36 (2006.01) E06C 7/08 (2006.01) E06C 9/04 (2006.01)

Patent

CA 2113025

ABSTRACT OF THE DISCLOSURE A non-metallic ladder for use in a manhole in which permanent manhole steps have been installed and spaced relation from the top of the manhole to a position above the bottom and there being a pair of spaced side members on said ladder connected transversely by spaced steps to form corners at the top in which there are spaces to fit over a respective side members on the step. The spaces may be in the shape of a rectangular cross-section or other configuration. The ladder is "hung" from the step to resist dislodgment therefrom. There may be provided a wall bumper member at the bottom of the ladder to engage the inside wall of the manhole.

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