[K.S.H]

I think you'll find the bridge is plenty strong enough for the steel wagons as they only run at 44 ton, there used to be a packaging firm down bridge street and they used to get wagons going in well over 44 ton, nearing 100 at times, to travel at them weights you run out of "construction and use" regulations and go into the STGO cat 1, 2 or 3, and everything is checked for the route you are taking, ie road/bridge weight limits, bridge heights, bt cables etc
Only problems I have known on the bridge are with low loaders being too low, no problem with an ordinary artic