There should be room to walk round between the end of the beam and the edge of the quadrant. Under no circumstances should the beam overhang the quadrant
|
This example is at Stockton Brook top lock on the Caldon Canal |
|
|
![]() |
This even worse example, where the overhang is over a steep flight of stone steps at Trentham lock on the Trent & Mersey canal |
|
|
![]() |
Even this innocuous looking overhang forces the operator off the quadrant |
![]() |
...while this beam which overhangs the water is equally dangerous |