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Hi Suzann and Michael, This is an interesting discussion. Suzann is correct about wheelchair travel in the roadway shoulder; it happens not only in locations where no developed sidewalk exists, but where sidewalk is developed but not compliant, and ...

Suzann, I have dealt with this previously, and it can be contentions. But let's look at the math. An ADA ped ramp is 1:12 max. The speed tables in your TC guide is 3" high with a 72" ramp. 3:72 = 1:24, so twice as shallow as a 1:12 ramp. ...

I am glad to see the issue raised. When I managed Houston's traffic calming program, the same concern was brought to us. Our primary device was speed humps, and they had a specific profile. I analyzed that profile and found that it did not exceed the ...

S, You mention that you already do bump outs and islands (horizontal deflection). Why not use that class of calming instead for this corridor? Maybe a choker? Also, you don't mention whether any of your vertical deflection options meet ADA requirements ...