actuated by each push button. Furnish all mounting hardware and drill holes to provide cable and wire entrances. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS CATEGORY 800 TRAFFIC SECTION 817 — PUSH BUTTONS AND PUSH BUTTON SIGNS
817.01 Description
Furnish and install pedestrian push button assemblies and push button signs.
817.02 Materials
Retroreflective Sheeting 950.03 Push Button Sign 950.08 Push Buttons A319 The push button assembly shall be weather-tight and tamper proof. The assembly shall be designed to prevent an electrical shock under any weather condition and have provisions for grounding in conformance with the NEC.
a.The push button assembly shall be fabricated from aluminum ingot and have an anodized finish.
b.The push button plunger shall be chrome plated, 2 in. diameter, and have a spring with operative force not to exceed 5 lb.
c.The push button switch shall have single-pole momentary, normally-open, single-throw contacts and spade-type terminals.
d.The switch assembly shall have an operating force of approximately 0.5 lb, but not more than 1 lb.
e.The switch assembly shall be UL approved and electrically rated to carry 25 amps at 120 volts AC.
817.03 Construction
Locate push buttons in positions that clearly indicate to the pedestrian which crosswalks are
817.04 Measurement and Payment
material, labor, equipment, tools, and incidentals necessary to complete the work. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS Push buttons and push button signs will be measured and paid for at the Contract unit price per each for the pertinent Push Button and Sign item. The payment will be full compensation for all 818 — SIGNAL STRUCTURES 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS CATEGORY 800 TRAFFIC SECTION 818 — SIGNAL STRUCTURES
818.01 Description
Pickup and install Administration furnished signal structures. The grommets and miscellaneous hardware will be furnished by the Administration.
818.02 Materials
Signal Structures Hardware Furnished by the Administration
818.03 Construction
Install the signal structure on a concrete foundation as specified in Section 801. Breakaway base support systems, when specified, shall conform to Section 821. Repair any finish on the signal structures and mounting hardware damaged during transportation and installation to match the original finish as approved by the Engineer at no additional cost to the Administration.
818.04 Measurement and Payment
818.04.01 Installation of Administration furnished signal structures will be measured and paid for at the Contract unit price per each for the type and size specified. The payment will be full compensation for the pickup, transportation and installation of all steel poles, mast arms, twin mast arms, triple mast arms, strain poles, and pedestal poles, breakaway base support systems, and for all material, labor, equipment, tools, and incidentals necessary to complete the work.
818.04.02 Concrete foundations will be measured and paid for as specified in 801.04.
Source: Maryland Standard Specifications for Construction and Materials, 2025 Edition. Pages 903–904 of 1,113.