DelDOT 836: Traffic Signal Poles and Mast Arms

836.1Description.

This work consists of installing, relocating, or removing steel poles, pedestal poles, and mast arm assemblies on existing pole bases.

836.2Materials.

A.The Department will provide steel mast arms, steel poles, pedestal poles, and all necessary

hardware, unless otherwise indicated in the contract.

B.Where pole relocation is part of the contract, re-use the existing pole and hardware, unless

otherwise indicated in the contract.

C.Non-Shrink Grout Section 1047.2

836.3Construction.

836.3.1 Installation.

A.Notify the engineer 2 working days in advance to obtain the materials from the Department. Pick

up the materials at the DelDOT Sign Shop.

B.Assemble steel poles and mast arms. Before erecting a pole, ensure that the anchor bolt is

revealed per the manufacturer’s specifications and Standard Construction Details. Notify the engineer if the existing anchor bolts do not meet this criteria and wait for instructions. Do not erect the pole until directed.

C.Identify aerial utilities within the area and coordinate the work with the owner of the utility.

Install poles at least 10-feet below or 10-feet away from primary electric cables.

D.Remove conduit caps or knockouts from the conduit that extend from the pole base.

E.Install insulated grounding bushings.

1.Install a #6 AWG copper ground wire between the 3/4-inch ground rod clamp and the insulated

grounding bushing and attach to the lug or stud in the metal pole or pedestal.

2.Continue the #6 AWG copper ground wire, on multi-section steel camera poles, to the top of the

upper section of the pole from the insulated grounding bushing to a bonding lug attached to the camera mounting bolts.

3.Do not install or temporarily place the #6 AWG copper ground wire between the leveling nut

and the pole.

F.Raise steel pole or pedestal pole into position.

1.Place pole on the anchor bolts. Hold the pole in place until completing installation and

tightening of the anchor bolt the nuts.

2.Use a nut under the base of the pole and a nut above the base of the pole on all steel pole

installations.

3.Adjust and tighten the anchor bolt nuts once the pole is set, to position the pole in accordance

with the contract.

4.Connect the ground wire.

5.Place the shroud or skirt or pedestal poles around the pole in accordance with the

manufacturer’s instructions.

6.Attach mast arms to poles in accordance with the mast arm manufacturer’s requirements. Wrap

the area between the base of the pole and pole skirt and the top of the foundation with a stainless steel rodent screen as indicated in Section 834.3.1. Place the anchor bolt covers and the hand hole cover on the pole. Place caps at the top of the poles and at the ends of the mast arms. 836.3.2 Pole Removal.

A.Disconnect, detach, and remove electrical equipment and from the pole.

B.Stabilize the pole and remove the top nuts.

C.Remove the pole with related hardware assemblies from the pole base.

D.Store the pole and related hardware within the project limits for transportation later to a new or

reused pole base.

E.Clean the grout or other materials off the top of the pole base if the pole base is planned for

reuse. Cap the conduit using a conduit plug. Do not cap conduits with tape. If the pole base is not immediately reused, place protection around the pole base to prevent pedestrian injury. 836.3.3 Mast Arm Removal

A.Disconnect, detatch, and remove electrical equipment from mast arm.

B.Stabilize the pole and loosen the mast arm clamp.

C.Remove the mast arm with related hardware assemblies from the pole.

D.Store mast arm and related hardware within the project limits for transportation later, for use on

a new or reused pole.

836.4Method of Measurement.

A.The Department will measure the quantity of placed poles as the number of poles placed and

accepted.

B.The Department will measure the quantity of removed poles as the number of poles removed.

C.The Department will measure the quantity of mast arms installed or removed on an existing signal

pole as the number of mast arms installed and accepted, or removed.

836.5Basis of Payment.

A.The Department will pay the quantity of poles installed at the contract unit price per each pole.

Price and payment constitute full compensation for transporting and setting the poles.

B.The Department will pay the quantity of poles removed at the contract unit price per each pole.

Price and payment constitute full compensation for removing and transporting poles with hardware and pedestals.

C.The Department will pay the quantity of mast arms installed or removed on an existing signal pole

at the contract unit price per each. Price and payment constitute full compensation for transporting and installing or removing the mast arms with hardware.

ITEM DESCRIPTION UNIT 836001 INSTALLATION OF STEEL POLE (EQUAL TO OR GREATER THAN 17 FEET AND LESS THAN FEET) EACH 836002 INSTALLATION OF STEEL POLE (EQUAL TO OR GREATER THAN 40 FEET) EACH 836003 INSTALLATION OF PEDESTAL POLE EACH 836004 REMOVE STEEL POLE (EQUAL TO OR GREATER THAN 17 FEET AND LESS THAN 40 FEET) EACH 836005 REMOVE STEEL POLE (EQUAL TO OR GREATER THAN 40 FEET) EACH 836006 REMOVE PEDESTAL POLE EACH

836008 INSTALLATION OF STEEL MAST ARM POLE WITH SINGLE OR TWIN MAST ARMS UP TO 60 FEET EACH 836009 INSTALLATION OF STEEL MAST ARM POLE WITH SINGLE OR TWIN MAST ARMS GREATER THAN 70 FEET EACH 836010 INSTALL OR REMOVE MAST ARM EACH

Referenced in this section

834POLE BASES, EXTENSIONS, AND SHEETING

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Source: Delaware Standard Specifications for Road and Bridge Construction, 2026 Edition. Pages 510–0 of 786. View official source ↗

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835 CABINET BASES

837 TRAFFIC SIGNAL INDICATIONS

836TRAFFIC SIGNAL POLES AND MAST ARMS

Ask about Section 836