S1U1P3E1R1E1L1E1V4A1T1I1O1N1S1
20 points
SUPERELEVATIONS is validvalid
SUPERELEVATION, the act of superelevating [n]
SUPERELEVATION, the vertical distance between the heights of inner and outer edges of highway pavement or railroad rails [n]
SUPERELEVATION, the act of superelevating [n]
SUPERELEVATION, the vertical distance between the heights of inner and outer edges of highway pavement or railroad rails [n]