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Authenticated PDF Version


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Statutory Authority: 17 Delaware Code Sections 134, 141 and 21 Delaware Code Chapter 41
(17 Del.C. ยงยง134,141 and 21 Del.C. Ch. 41)


Manual on Uniform Traffic Control Devices (MUTCD)



Proposed changes to the Delaware version of the Federal Manual on Uniform Traffic Control Devices (MUTCD), Parts 2, 3, 4, 5, and 10, were previously advertised in the State Register of Regulations. Comments on the proposed changes were received between May 1, 2007 and May 31, 2007.

Summary of the Evidence and Information Submitted

The comments received and the Department's reactions to those comments are summarized in the accompanying table. These comments caused certain changes to be made in the proposed Manual, although the Department considers none of these changes to be substantive in nature, thus causing the need for a new comment period.



Page Number(s) & Figure Number(s)

DelDOT Response

The Bicycle warning sign (W11-1-DE) should be revised to match the federal version of the Bicycle warning sign (W11-1).

Pages 2C-3 and 2C-25

Figures 2C-9 and 5C-2

Revised per comment

Chevrons and the One Way sign should be shown on Figure 2D-6. The location of the Pedestrian Crossing warning signs should be prior to the crosswalk.

Figure 2D-6

Revised per comment

The striping policy should be revised to include at least 200-feet of double yellow centerline on all approaches to an intersection.

Page 3B-5

Figure 3B-1

Revised per comment

The dotted line lane markings should extend through the left-turn lane taper in Figure 3B-21B.

Figure 3B-7, 3B-7A, 3B-7B, and 3B-21B

Revised per comment

The turn arrows should be relocated in Figure 3B-21B so that the base of the arrow is at the beginning of the solid white line.

Figure 3B-7B and 3B-21B

Revised per comment

Typo on Figure 3B-12B - "aaps" should be "gaps".

Figure 3B-12B

Revised per comment

The hatching shown for non-freeways is inconsistent between ramps and roundabouts. Also, a hatching spacing dimension should be included in a figure of a hatched median.

Figures 3B-13,

3B-13H, 3B-27, and 3B-28

The hatching shown in the roundabout figures (Figures 3B-27 and 3B-28) has been revised to show a 25' spacing. A 25' hatching spacing dimension has been added to Figures 3B-13 and 3B-13H.

Note 2 in Figure 3B-21B is not applicable and should be deleted.

Figure 3B-21B

Revised per comment

The dimensions and spacing for edgeline extensions at roundabouts should be smaller.

Figures 3B-27 and 3B-28

The dimensions for edgeline extensions at roundabouts have been revised to include 2' line segments and 2' gaps.

The mounting heights for delineators used for traffic calming on residential streets can be lower than 4 feet.

Page 3D-3

Revised per comment


Findings of Fact

Based on the record in this docket, I make the following findings of fact:

1. The proposed changes in the Manual on Uniform Traffic Control Devices, Parts 2, 3, 4, 5, and 10, are useful and proper, as amended pursuant to the comment period process required under the Administrative Procedures Act.

2. The adoption of these proposed changes to the MUTCD is in the best interests of the State of Delaware.

Decision and Effective Date

Based on the provisions of Delaware law and the record in this docket, I hereby adopt the amended Delaware MUTCD, Parts 2, 3, 4, 5, and 10, as is more fully appear in the CD version attached hereto, to be effective on August 21, 2007.

IT IS SO ORDERED this 17th day of July, 2007.

Carolann Wicks, Secretary

Delaware Department of Transportation

*Please Note: Due to the size of the proposed regulation, it is not being published here. An authenticated PDF version of the regulation is available at: Manual on Uniform Traffic Control Devices (MUTCD)

11 DE Reg. 227 (08/01/07) (Final)