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.
DELINEATORS SECTION 824
475 D. Flexible Delineators
1.Place flexible delineators as indicated in the contract.
2.Install flexible delineators in accordance with manufacturer recommendations to a final top
elevation of no less than 36-inches as measured from the ground surface elevation .
a.Do not install delineators in frozen ground .
3.Affix vertical lettering to the top portion of the flexible delineator in accordance with the contract.
824.4Method of Measurement.
The Department will measure the quantity of delineators as the number of delineators installed and accepted.
824.5Basis of Payment.
A.The Department will pay the quantity of delineators at the contract unit price per each. Price and
payment constitute full compensation for providing and installing delineators.
B.The Department will pay for replacement of each damaged delineator at the contract unit bid
price after the engineer verifies the replaced quantity. Price and payment constitute full compensation for removing damaged delineators and providing and instal ling new delineators. ITEM DESCRIPTION UNIT 824001 BARRIER MOUNTED DELINEATOR EACH 824002 POST MOUNTED DELINEATORS EACH 824003 FLEXIBLE DELINEATORS EACH 824005 TUBULAR MARKER , WHITE, 28” EACH 824006 TUBULAR MARKER , WHITE, 36” EACH 824007 TUBULAR MARKER , YELLOW, 28” EACH 824008 TUBULAR MARKE R , YELLOW, 36” EACH 824009 TUBULAR MARKER , ORANGE, 28” EACH 824010 TUBULAR MARKER , ORANGE, 36” EACH PERMANENT WOOD BARRICADE SECTION 826
476 SECTION 826 — PERMANENT WOOD BARRICADE
826.1Description.
This work consists of providing, constructing, and placing pressure treated wood barricades.
826.2Materials.
A.Wood Section 621; Section 1041
B.Sign Panels Section 818
C.Galvanized Hardware Section 1041.5
826.3Construction.
A.Fabricate permanent barricade using No. 1 common yellow pine or fir Surfaced 4 Sides (S4S), in
accordance with the DE MUTCD and the contract.
B.Treat sides, bottoms, and tops of the wood posts and rails with a preservative treatment in
accordance with Section 1041.
C.Install retroreflective sheeting and sign panels with a minimum sheet panel thickness of 1/8 -inch
for the object markers in accordance with the DE MUTCD and the contract.
D.Excavate post holes.
E.Place posts into the excavated holes in accordance with the contract.
F.Backfill as necessary and dispose of unneeded material in accordance with Section 106.8.
G.Grade area as required by the engineer.
826.4Method of Measurement.
The Department will measure the quantity of permanent wood barricades as the number of permanent wood barricades fabricated, placed, and accepted.
826.5Basis of Payment.
A.The Department will pay the quantity of permanent wood barricades at the contract unit price per
each. Price and payment constitute full compensation for:
1.Providing and placing all materials;
2.reflective sheeting;
3.sheet aluminum sign panels;
4.preservative treatment; and
5.excavating and backfilling.
B.The Department considers sign panels for the permanent wood barricade and object markers as
incidental to this item. ITEM DESCRIPTION UNIT 826001 PERMANENT WOOD BARRICADE EA
Source: Delaware Standard Specifications for Road and Bridge Construction, 2025 Edition. Pages 484–486 of 779.