When the D&RG (C&T) was built, 3' was the regional standard gauge.
To build the railroad to 4' 8.5" standards would have negated most of the financial benefits of choosing narrow gauge.
Jason Rose
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El DiscĂpulo de los Viejos Gruñones
RioGrandeExplorations.net
Spring, Texas - MP 209.7 - UP Palestine Sub
"All that is necessary for the triumph of evil is that good men do nothing"
"The price of freedom is eternal vigilance" - Wendell Phillips
"Life is tough, but it's tougher when you're stupid." - Sgt Stryker USMC
"Life is too short to deal with other people's drama. - Sgt Jason Rose USMC