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Home / DOT Specifications / Delaware / Standard Specifications for Road & Bridge Construction / 80100
Electrical (16000-16999)

801000 MAINTENANCE OF TRAFFIC LS

DE · 2025 Standard SpecificationsBook pages 438–440View official source ↗

ARROW BOARDS SECTION 802

428 SECTION 802 — ARROW BOARDS

802.1Description.

This work consists of providing, placing, relocating, and maintenance of portable arrow boards.

802.2Materials.

Not applicable .

802.3Construction.

Use and place arrow boards in accordance with the applicable sections of the DE MUTCD . Provide a trailer in accordance with Title 21 Motor Vehicles of the Delaware Code . Maintain arrow boards in good working order so that the arrow board meets, at a minimum, the “marginal” criteria of the brochure entitled “ Quality Guidelines for Temporary Traffic Control Devices ” in accordance with Section 801.3. Remove arrow boards from the roadway when not in use. Do not store arrow boards along the shoulder or adjacent to the edge of the roadway within the clear zone. 802.3.1 Equipment. Provide solar powered arrow boards with a double pointed arrow configuration capable of displaying a left arrow, a right arrow, a double arrow, or a 4 -corner caution mode. Do not display a sequential chevron. Equip the back panel of arrow boards with 3 ind icator lamps indicating the proper functioning of the board. Provide arrow board types as indicated in the table below: Table 802.3 -1. Arrow Board Minimum Size by Type Arrow Board Type Minimum Size A 48 x 24 inches B 60 x 30 inches C 96 x 48 inches

802.4Method of Measurement.

The Department will measure arrow boards as the number of arrow boards used each day. A day consists of any approved usage within 24 -hours of placing the device. The Department will measure each arrow board only once per 24 -hour period, regardless of how many times the contractor relocates the arrow board within the same project. When the contractor uses an arrow board for part of a day, the Dep artment will measure it as 1 each day.

802.5Basis of Payment.

A.Price and payment constitute full compensation for providing, placing, maintaining, and relocating

arrow boards at the contract unit price for each arrow board per day, including the static arrow (W1 -6) sign, when applicable.

B.The Department will pay for accepted quantities at the contract unit price.

ITEM DESCRIPTION UNIT 802001 ARROW PANELS, TYPE A EA-DY ARROW BOARDS SECTION 802

429 802002 ARROW PANELS, TYPE B EA-DY 802003 ARROW PANELS, TYPE C EA-DY

PORTABLE CHANGEABLE MESSAGE SIGN SECTION 803

430 SECTION 803 — PORTABLE CHANGEABLE MESSAGE SIGN

803.1Description.

This work consists of providing, placing, operating, relocating, and maintaining portable changeable message signs (PCMS).

803.2Materials.

Not applicable .

803.3Construction.

803.3.1 Equipment.

A.Provide PCMSs meeting the requirements of the DE MUTCD , consisting of like -new, corrosion

resistant materials and having the following:

1.Trailer – in accordance with Title 21 Motor Vehicles of the Delaware Code .
2.Sign panel – not to exceed 144 inches in length and 90 inches in height.
3.Sighting device for determining proper alignment for maximum visibility.
4.Display capable of:
a.Displaying 3 lines of text.
b.Constructing each line of text using either a discrete matrix or a full matrix display.
c.Displaying each character using a 5 x 7 array with at least 8 array modules per line, if using a

discrete matrix.

d.Providing a 4 1/4 - inch to 7 -inch space between each display line with no glare reflection.
e.Displaying 8 characters per line.
f.A character height as required by the DE MUTCD .
g.LED illumination.
B.Provide plastic drums, in accordance with Section 805, to channelize traffic away from the PCMS

unless placing the PCMS behind guardrail, barrier, or other means of positive protection. Place plastic drums in accordance with the DE MUTCD .

C.Meet the necessary requirements of the NFPA , UL, and NEC.
D.Do not place PCMS on or near bicycle lanes, sidewalks, or shared use paths in a manner that

restricts the use of these facilities by pedestrians or cyclists. Provide a minimum 4 -foot buffer between the edge of the travel lane and the farthest extent of t he PCMS to allow bicycle traffic to pass without encroaching into the travel lane. 803.3.2 Operating Requirements.

A.Ensure that sign message visibility and legibility conform to the distance requirements in

accordance with the DE MUTCD . Align the PCMS toward oncoming traffic with the sighting device to provide alignment for maximum visibility.

B.Use PCMS units in accordance with the DE MUTCD . Place PCMS units at the locations shown in the

contract or as directed by the engineer. Obtain approval from the engineer before placement of

Source: Delaware Standard Specifications for Road and Bridge Construction, 2025 Edition. Pages 438–440 of 779.
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80200 1 ARROW PANELS, TYPE A EA-DY