— Superelevation & Minimum Curve Radius (AASHTO)
Minimum radius of a horizontal curve for a design speed, Rmin = V²/[127·(emax + fmax)], or the required superelevation rate for a chosen radius (AASHTO point-mass model).
Open data for a field built on precision
— Superelevation & Minimum Curve Radius (AASHTO)
Minimum radius of a horizontal curve for a design speed, Rmin = V²/[127·(emax + fmax)], or the required superelevation rate for a chosen radius (AASHTO point-mass model).