07-11-2010, 10:36 AM
Gary S Wrote:I'm heading out there with my NMRA gauge right now. But why doesn't it derail on the other turn-outs?
It's sometimes bad luck if a wheel set that is at the very min/max side meets a turnout that is at the opposite min/max side. In that case the NMRA gauge may fail because both components are marginal within the specs. I use my digital caliper in such cases.
Reinhard