M 268-2008
Standard Specification for Retroreflective Sheeting for Traffic Control

Standard No.

M 268-2008

Release Date

2008

Published By

AASHTO - American Association of State Highway and Transportation Officials

Status

Be replaced 2013-08

Replace By

M 268-2010

Latest

M 268-2015

Scope

This specification covers flexible@ non-exposed glass bead lens and microprismatic@ retroreflective sheeting designed for use on traffic control signs@ delineators@ barricades@ and other devices. The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only. The following safety hazards caveat pertains only to the test methods portion@ Section 7@ of this specification. This standard does not purport to address all of the safety concerns@ if any@ associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

M 268-2008 history

• 2015 M 268-2015 Standard Specification for Retroreflective Sheeting for Flat and Vertical Traffic Control Applications
• 2014 M 268-2014 Standard Specification for Retroreflective Sheeting for Flat and Vertical Traffic Control Applications
• 2013 M 268-2013 Standard Specification for Retroreflective Sheeting for Flat and Vertical Traffic Control Applications
• 2010 M 268-2010 Standard Specification for Retroreflective Sheeting for Flat and Vertical Traffic Control Applications
• 2008 M 268-2008 Standard Specification for Retroreflective Sheeting for Traffic Control
• 2006 M 268-2006 Standard Specification for Retroreflective Sheeting for Traffic Control
• 2003 M 268-2003 Standard Specification for Retroreflective Sheeting for Traffic Control (ASTM Designation: D 4956-01a)
• 2000 M 268-2000 Standard Specification for Retroreflective Sheeting for Traffic Control (Twentieth Edition; ASTM D4956-99)
• 1999 M 268-1999 Standard Specification for Retroreflective Sheeting for Traffic Control (Nineteenth Edition; Revised Per Interim Specifications - Specifications - 1999)
• 1998 M 268-1998 MANDATE TO CEN/CENELEC FOR THE ELABORATION AND ADOPTION OF STANDARDS FOR THE MEASUREMENT METHOD FOR THE DETERMINATION OF THE EFFICACY OF FLUORESCENT LIGHTING LUMINAIRES
• 1995 M 268-1995 Standard Specification for Retroreflective Sheeting for Traffic Control (Nineteenth Edition; ASTM D4956-94)
• 1993 M 268-1993 Standard Specification for Retroreflective Sheeting for Traffic Control