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 6 - Temporary Traffic Control
Chapter 6F - Temporary Traffic Control Zone Devices
Section 6F.107 - INCREASED ENFORCEMENT AREA Sign (NYW8-46)

Option:

01 The INCREASED ENFORCEMENT AREA (NYW8-46) sign (see Sign Drawing SD-W33) may be used when a police presence is expected to be active during a significant portion of the scheduled work zone operations.

Guidance:

02 When used, the INCREASED ENFORCEMENT AREA sign should be placed 300 feet in advance of all other work zone signs (including the "FINES DOUBLED FOR SPEEDING IN WORK ZONES" sign) on low-speed (less than 45 MPH) highways, and 500 feet in advance on high-speed (45 MPH or higher) highways.

Standard:

03 The INCREASED ENFORCEMENT AREA sign shall be removed at the conclusion of the project.