Option:
01 Special Warning (NYW9-21) signs (see Sign Drawing SD-W37) may be used to warn of special conditions for which no standard warning sign is applicable, or where overhead warning is desirable and available standard warning signs involve letter sizes deemed inadequate for overhead use in an Overhead Warning Assembly (NYW9-20) sign (see Section 2C.121.
Guidance:
02 The legend on a Special Warning sign should be brief and accurate, and should be limited to two lines where possible.
03 Distances displayed in legends should be:
04 The Special Warning sign width should vary depending on the length of the legend. The vertical dimension of the sign should be:
Option:
05 Where a legend too long for one Special Warning sign is unavoidable, additional signs may be placed in sequence.
Guidance:
06 Additional Special Warning signs placed in sequence should be carefully spaced to permit drivers adequate reading time without losing legend continuity, and without unsafely diverting their attention from the roadway.
N.Y. Comp. Codes R. & Regs. Tit. 17 § 2C.122