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California MUTCD 2012 Edition <br /> FINAL DRII ~'T <br /> (F14WA's MUTCD 2009 Edition,as amended for use in California) <br /> Notes for Figure 6H-1—Typical Application 1 <br /> Work Beyond the Shoulder <br /> Guidance_ <br /> 1.If the work space is in the median of a divided highway, an advance warning sign should also be placed on <br /> the left side of the directional roadway. <br /> Option: <br /> 2. The ROAD WORK AHEAD sign or Workers(W21-1 a)sign may be replaced with other appropriate signs such <br /> as the SHOULDER WORK sign.The SHOULDER WORK sign may be used for work adjacent to the <br /> shoulder. <br /> 3.The ROAD WORK AHEAD sign or Workers(W21-1 a)sign may be omitted where the work space is behind a <br /> barrier,more than 24 inches behind the curb,or 15 feet or more from the edge of any roadway. <br /> 4. For short-term,short duration or mobile operation,all signs and channelizing devices may be eliminated if a <br /> vehicle with activated high-intensity rotating,flashing,oscillating,or strobe lights is used. <br /> 5.Vehicle hazard warning signals may be used to supplement high-intensity rotating,flashing,oscillating,or <br /> strobe lights. <br /> Standard: <br /> 6.Vehicle hazard warning signals shall not be used instead of the vehicle's high-intensity rotating, <br /> flashing,oscillating,or strobe lights. <br /> Chapter 631—Typical Applications FIN 9 L DDA FT December 30,2011 <br /> Part 6—Temporary Traffic Control <br />