SPAN WIRE AND MAST ARM SIGN PANELS SECTION 823
472 SECTION 823 — SPAN WIRE AND MAST ARM SIGN PANELS
823.1Description.
This work consists of installing, repositioning, or removing a sign on a span wire or mast arm.
823.2Materials.
A.Sign Panels Section 818
B.U-bolts, Nuts and Washers Section 1039
C.Span Wire Clamps
1.Dual face span wire clamps to hold street name signs and other span wire mounted signs.
2.Submit catalog cut to engineer.
D.Mast Arm Bracket
1.Single face mast arm or pole mount sign hardware.
2.Dual face mast arm or street name sign hardware.
3.Submit catalog cut to engineer.
E.Fabricate connections of industry standard material. The engineer will approve the connections.
823.3Construction.
A.Mast Arm Installation.
1.Install mast arm bracket and associated hardware in accordance with the manufacturer’s
instructions.
2.Attach sign to bracket in accordance with bracket manufacturer’s recommendations.
3.Install the sign a minimum height of 17 -feet above the ground, measured from the pavement to
the bottom of the sign.
B.Span Wire Installation.
1.Install span wire clamps and associated hardware in accordance with bracket manufacturer’s
recommendations.
2.Attach signs to the span wire clamp in accordance with manufacturer’s recommendations.
3.Install the signs a minimum height of 17 -feet above the ground, measured from the pavement
to the bottom of the sign.
C.Repositioning Existing Sign on Pan Wire or Mast Arm.
1.The engineer will determine the horizontal location of the sign on the supporting structure.
2.Replace mounting hardware at the discretion of the engineer.
D.Removing Existing Signs on Span Wire or Mast Arms.
1.Remove existing signs and mounting hardware from mast arms or span wire in accordance with
the contract.
2.Dispose of sign materials not planned for re -use.
SPAN WIRE AND MAST ARM SIGN PANELS SECTION 823
473 823.4 Method of Measurement.
A.The Department will measure:
1.Sign installation on span wire or mast arms as the number of square feet of complete signs
installed and accepted.
2.Existing sign repositioning on span wire or mast arms as the number of span wire or mast arm
signs repositioned and accepted.
3.Existing sign removal from span wire or mast arms as the number of span wire or mast arm
mounted signs removed.
823.5Basis of Payment.
A.The Department will pay the quantity of:
1.Installed span wire or mast arm mounted signs at the contract unit price per square foot of sign
installed and any applicable mounting hardware.
2.Repositioned span wire or mast arm mounted signs at the contract unit price per each. Price and
payment constitute full compensation for providing, preparing, and placing all materials including new hardware.
3.Removed span wire or mast arm mounted signs at the contract unit price per each. Price and
payment constitute full compensation for sign and hardware removal. ITEM DESCRIPTION UNIT 823001 INSTALLATION OF SIGN ON SPAN WIRE OR MAST ARM SF 823002 REPOSITION SIGN ON SPAN WIRE OR MAST ARM EACH 823003 REMOVAL OF SIGN ON SPAN WIRE OR MAST ARM EACH DELINEATORS SECTION 824
474 SECTION 824 — DELINEATORS
824.1Description.
This work consists of providing, installing, relocating, maintaining, and replacing high -performance flexible plastic, post -mounted delineation devices , or delineators mounted on posts or barriers.
824.2Materials.
A.Delineators Section 1073
824.3Construction.
A.High Performance Flexible Plastic Tubular Markers.
1.Provide and place high performance flexible plastic tubular markers meeting the requirements
of the DE MUTCD , and in accordance with the Contract.
2.Remove loose debris from the road surface in the application area.
3.Install and anchor delineators on dry asphalt or concrete surfaces in accordance with the
manufacturer’s instructions. Ensure that the installation method allows for easy replacement of future damaged delineators.
4.Replace damaged delineators within 24 -hours of notification by the engineer.
B.Post -Mounted Delineators.
1.Provide post -mounted delineators meeting the requirements of the DE MUTCD and the
Standard Construction Details, and in accordance with the contract.
2.Submit 2 samples each of the posts, brackets, connecting devices, and driving heads complete
with reflector units.
3.Ship materials to the construction site only after submission of samples and written approval of
the samples from the engineer.
4.Include steel posts and each color of delineator planned for use.
5.Whenever delineators require special keys, wrenches, or locking instruments to remove, place,
maintain, or repair, provide the specialty tools to the engineer. Provide 1 special key, wrench, or locking instrument for each 500 delineators or a portion of 500 delineators.
6.Install post mounted delineators in accordance with the manufacturer’s instructions.
7.Replace damaged delineators within 24 -hours of notification by the engineer.
C.Barrier Mounted Delineators.
1.Install high impact barrier mounted delineators onto permanent PCC barrier.
2.Space the delineators longitudinally in accordance with the DE MUTCD .
3.Install delineators at a height of 29 -inches, measured from the roadway surface to the top of the
delineator.
4.Attach delineators to the traffic side of the PCC barrier wall face in accordance with the
manufacturer’s instructions.
5.Replace damaged delineators within 24 -hours of notification by the engineer.
Source: Delaware Standard Specifications for Road and Bridge Construction, 2025 Edition. Pages 482–484 of 779.