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Part 3 – Markings . 2009 MUTCD Revisions Lindsay Carter. Section 3B.04 White Lane Line Pavement Markings and Warrants. Dotted (not broken) lane lines shall be used for non-continuing lanes: Lane drops Auxiliary lanes Deceleration lanes Acceleration lanes
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Part 3 – Markings 2009 MUTCD RevisionsLindsay Carter
Section 3B.04White Lane Line Pavement Markings and Warrants • Dotted (not broken) lane lines shall be used for non-continuing lanes: • Lane drops • Auxiliary lanes • Deceleration lanes • Acceleration lanes • Applies on freeways, expressways, and conventional roads
Auxiliary Lanes Between Ramps 2 miles or less
Auxiliary Lanes Between Intersections Now to be widedotted lane line 1 mile or less
Compliance Date Replace existing broken lane lines with dotted lane lines for non-continuing lanes: December 31, 2016 or resurfacing, whichever occurs first
Section 3B.05 Other White Longitudinal Pavement Markings 2009 MUTCD 2003 MUTCD Standard for all exit and entrance ramps Channelizing lines shall be placed on both sides of the neutral area
Section 3B.09 Pavement Word, Symbol, and Arrow Markings Lane Reduction Markings • Lane line – NO CHANGE from 2003 • Lane reduction arrows should be used if speed limit is > 45 mph [new w/ 2009] • -Not applicable to typical parallel accelleration lanes, but: • -May use lane-reduction arrows in long acceleration lanes based on • engineering judgment • OPTION to delete edge line and delineators in transition for low-speed urban locations with curbs [new w/ 2009]
Section 3B.18Crosswalk Markings New marked crosswalks alone, without other measures designed to reduce traffic speeds, shorten crossing distances, enhance driver awareness of crossing, and/or provide active warning of pedestrian presence should not be installed across uncontrolled roadways with: • - ≥4 travel lanes • - Speed limit >40 mph, and • ADT > 12,000 without raised median or pedestrian refuge, or • ADT > 15,000 with raised median or pedestrian refuge
Section 3B.20Pavement Word, Symbol, and Arrow Markings Optional use of pavement markings simulating route shield signs
Section 3B.24 Chevron and Diagonal Crosshatch Markings New section includes support, guidance, and standards for chevrons and diagonal crosshatch markings Spacing: Engineering Judgment 30 – 45 degrees +/- < 45 mph: Min. 8” wide >45 mph: Min. 12” wide
CHAPTER 3CROUNDABOUT MARKINGS Updated practices for pavement markings at roundabouts, including lane lines, edge lines, yield lines, crosswalk markings, and pavement word, arrow, and symbol markings
Section 3C.06Word, Symbol, and Arrow Pavement Markings for Roundabouts Optional fish-hook lane-use arrows for approaches to roundabouts
Section 3F.03Delineator Application Delineators should be used with guardrails and other barriers
Section 3F.04Delineator Placement & Spacing Option for “ribbon” delineation on the face of guardrails or barriers
Section 3H.01Channelizing Devices Standard specifies that for channelizing devices outside of temporary traffic control zones, retroreflective bands shall be white if devices separate traffic flows in same direction and yellow if the devices separate traffic flows in opposing directions
Reference FHWA MUTCD Training http://www.mutcd.fhwa.dot.gov/ser-Training.htm Thank you!