New York Codes, Rules and Regulations
Title 17 - DEPARTMENT OF TRANSPORTATION
Chapter V - New York State Supplement To The National Manual On Uniform Traffic Control Devices For Streets And Highways-2009 Edition
Part 2 - Signs
Chapter 2C - Warning Signs And Object Markers
Section 2C.34 - NO CENTER LINE Sign (W8-12)

INSERT the following paragraph:

Guidance:

01A Where the center line does not exist for a distance of 1000 feet or longer, the W8-12 sign should be supplemented with a Distance plaque (see Section 2C.55). Where additional signs are placed within 1000 feet of the end of the no center line condition, the Distance plaque should be omitted.