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Chapter 2C -Warning Signs

Millennium Edition Summary of Changes Chapter 2C -Warning Signs 1988 MUTCD Statement of all signs being either retroreflective or illuminated is repeated in the Chapter. Colors for warning signs are repeated in the Chapter. 2000 MUTCD Referenced in Section 2A.8. Referenced in Table 2A.5.

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Chapter 2C -Warning Signs

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  1. Millennium EditionSummary of Changes Chapter 2C -Warning Signs

  2. 1988 MUTCD Statement of all signs being either retroreflective or illuminated is repeated in the Chapter. Colors for warning signs are repeated in the Chapter. 2000 MUTCD Referenced in Section 2A.8. Referenced in Table 2A.5. Visibility & Color Warning Signs

  3. 1988 MUTCD The Chapter includes a discussion regarding the design of warning signs. 2000 MUTCD Include a general Table 2C.2 to show the various warning sign sizes. Sizes of Warning Signs

  4. 1988 MUTCD Discussion of warning signs in the order of sign reference numbers. 2000 MUTCD Reorder the discussion of warning signs so that the sections are discussed by category type and grouped by application. New Table 2C.1 Order of Warning Signs Discussion

  5. 1988 MUTCD 2000 MUTCD Increase Minimum Size of Signs Table 2C.2

  6. 1988 MUTCD 2000 MUTCD Increase Minimum Size of Signs (cont.) Table 2C.2

  7. 1988 MUTCD Not in MUTCD and only discussed in the Standard Highway Signs Book. 2000 MUTCD Explains when Standard, Minimum, and Expressway/Freeway size signs are used. Table 2C-2 relates the warning sign sizes to roadway classification. Explanation of Sign Sizes Section 2C.4, par. 2

  8. 1988 MUTCD Discussions on horizontal alignment signs (W1-1 thru W1-5) were in separate sections. 2000 MUTCD Discussion on horizontal alignment signs would be combined. Add new Table 2C-4, Horizontal Alignment Sign Usage. Horizontal Alignment Signs Section 2C.6

  9. 1988 MUTCD Not in MUTCD. 2000 MUTCD Add a new discussion and new sign for Combination Horizontal Alignment/Advisory Speeds. CombinationHorizontal Alignment/Advisory Speed Sign Section 2C.7

  10. 1988 MUTCD Not in MUTCD. 2000 MUTCD New sign and new section which allows the Turn & Curve signs to be combined with the Cross Road & Side Road signs. Combined Intersection Warning Signs Section 2C.8, par. 1

  11. 1988 MUTCD Not in MUTCD 2000 MUTCD Option to install this sign on the far side of a horizontal alignment intersection. Chevron Alignment Sign

  12. Placement of “No Parking” Signs Guidance that “No Parking” signs should be placed near the entrance to truck escape ramps. Section 2C.12, par. 1

  13. 1988 MUTCD Use of the term “runaway truck ramp.” Not in MUTCD. 2000 MUTCD Option of using the term “truck escape ramp.” New word message sign (W7-4c) Truck Ramp Signs Section 2C.12

  14. 1988 MUTCD Section 2C-26, par. 6 discusses truck escape turnouts at hill crest & the optional use of diagrammatic signs for these situations. 2000 MUTCD To delete this discussion from the text in Section 2C.12. Truck Escape Turnouts

  15. 1988 MUTCD OPTION not in MUTCD. 2000 MUTCD Add an OPTION of using the Advisory Speed (W13-1) plaque with the ROAD NARROWS sign. Advisory Speed Plaque Section 2C.13

  16. Low Clearance Sign The use of the Low Clearance Sign to warn road users of overhead clearances less than the statutory maximum vehicle height is a STANDARD. Section 2C.20

  17. 1988 MUTCD Not in the 1988 MUTCD 2000 MUTCD A new section and word message sign added. Speed Hump Sign

  18. 1988 MUTCD The Advisory Speed plaque is not discussed in conjunction with the “Pavement Ends” sign. Permitted use of the “Pavement Ends” symbol sign (W8-3a). 2000 MUTCD The Advisory Speed plaque may be used to supplement the “Pavement Ends” word message sign when road conditions require change in speed. Delete the use of the “Pavement Ends” symbol sign (W8-3a). “Pavement Ends” Sign Section 2C.23

  19. 1988 MUTCD No discussion in the MUTCD for the “Low Shoulder” sign (W8-9). Some confusion between the above sign and the “Shoulder Drop-off” sign (W8-9a). 2000 MUTCD Include text explaining the “SOFT SHOULDER,” “LOW SHOULDER,” & “SHOULDER DROP-OFF” signs. Use only word messages for these signs Shoulder Signs Section 2C.24

  20. 1988 MUTCD In 1988 MUTCD, Sections 2C-15, 2C-16, & 2C-17 are discussed separately. 2000 MUTCD Combines Stop Ahead; Yield Ahead; & Signal Ahead sections into one section entitled, “Advance Traffic Control Signs.” Advance Traffic Control Signs Section 2C.26

  21. 1988 MUTCD Not in 1988 MUTCD 2000 MUTCD BE PREPARED TO STOP word message sign added to Chapter 2C. Advance Traffic Control Signs Section 2C.26

  22. 1988 MUTCD Not in 1988 MUTCD 2000 MUTCD Option to install a supplemental Street Name plaque above or below any Advance Traffic Control sign. Advance Traffic Control Signs Section 2C.26

  23. 1988 MUTCD Not in MUTCD. 2000 MUTCD Include an OPTION to install a new CROSS TRAFFIC DOES NOT STOP sign (W4-4P). Cross Traffic Does Not Stop CROSS TRAFFIC DOES NOT STOP Section 2C.27

  24. 1988 MUTCD Not in MUTCD. 2000 MUTCD Includes GUIDANCE to clarify between when the Exit Speed (W13-2) signs & the Ramp Speed (W13-3) signs should be used. Exit Speed & Ramp Speed Section 2C.33

  25. 1988 MUTCD Not in MUTCD. 2000 MUTCD The Curve Speed sign may be used to provide the advisory speed on roads and highways at the beginning of horizontal alignment changes. New Curve Speed Sign Section 2C.33

  26. 1988 MUTCD Section 2C-11thru 2C-14 are discussed separately in the 1988 MUTCD. Not in MUTCD. 2000 MUTCD To combine the discussion in Sections 2C-11 thru 2C-14 into one section entitled, “Intersection Signs.” Include a new Advance Street Name plaque to be used with Intersection Signs. Intersection Signs Section 2C.34

  27. 1988 MUTCD Not in MUTCD. 2000 MUTCD Include a new Circular Intersection (W2-6) sign. Circular Intersection Sign Section 2C.34

  28. 1988 MUTCD Not in MUTCD. 2000 MUTCD A new Section 2C.36 entitled, “Motorized Traffic Signs.” Motorized Traffic Signs W11-8 EMERGENCY SIGNAL AHEAD Supplemental Plaque W11-12

  29. 1988 MUTCD 2000 MUTCD Deletion of crosswalk lines on the Crossing Sign. Crossing Signs W11A-2 Advance Crossing Crosswalk Sign (with lines) Section 2C.37

  30. Fluorescent Yellow Green The FHWA has included a change adopted in a final rule 6/19/98. This change allows the OPTIONAL use of the color fluorescent yellow green for pedestrian, bicycle, and school advance crossing and crossing signs. Section 2C.36, pars. 6 & 7

  31. 1988 MUTCD Not in MUTCD. 2000 MUTCD Add a new discussion on the use of supplemental warning plaques. Supplemental Warning Plaques Section 2C.39

  32. Supplemental Warning Plaques (cont.) • “Share the Road” Sign (W16-1) • Distance Plaques (W16-2 thru W16-4 & w7-3a) • Supplemental Arrow (W16-5 thru W16-7) • “Advisory Speed” Plaque (W13-1)

  33. Supplemental Warning Plaques (cont.) • “Hill Grade-Related” Plaques (W7-2 & W7-3 series) • “Advance Street Name” Plaque (W16-9) • “Dead End,” “No Outlet” Plaques (W14-1, W14-2)

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