L7 Arm Warning Light

Typical Use Notes: This is typically used on warning gate arms or vertical barrier arms, spaced 4′ to 7′ apart. Often, the end light is wired to burn continuously and the remaining lights flash alternately (see separate specs for arm light flasher). Lights are normally controlled by the limit switch (see separate specification) to be off when the gate is open to traffic and on at all other times.

GENERAL: The warning light shall be B&B Roadway, Model L7, (888) 560-2060.

APPLICATIONS: The warning light shall be used as a traffic signaling light to mark and draw attention to the warning gate or traffic barrier.

HOUSING and GENERAL CONSTRUCTION: The housing shall be of black high impact plastic. Assembly shall be double-faced with lenses held in place by screws. Light assembly shall be mounted to warning gate arm or barrier using an aluminum adapter plate.

LENSES: Lenses shall be red fresnel plastic, approximately 7″ diameter.

LAMP and RECEPTACLE: Lamp shall be 1.44A (18W), 12V, clear, with a double contact bayonet base. Candle power of lamp shall be 21cp. Lamp shall have a rated life of 1,000 hours. [option:120V, 15W, 9 candle power lamp; 12V 100,000 hour LED lamp; 120V 100,000 hour LED lamp] 

G6 Warning Bell

GENERAL: The vibrating warning bell shall be Model G-6, by B&B Roadway, (888) 560-2060, or an approved equal meeting all specifications defined herein.

APPLICATIONS: The vibrating warning bell shall be used as an audible traffic signaling device to draw attention to the warning gate or traffic barrier and, thereby, to the bridge status.

HOUSING and GENERAL CONSTRUCTION: The housing shall be of steel construction. Mounting shall be designed to enclose all wiring.

OPERATING VOLTAGE: Bell shall operate on 120VAC power [option: 24VAC, 12VDC, or 24VDC].

BELL SHELL: Bell shell shall be steel.

G12 Warning Gong

GENERAL: The warning gong shall be Model G-12, by B&B Roadway, (888) 560-2060, or an approved equal meeting all specifications defined herein.

APPLICATIONS: The warning gong shall be used as an audible traffic signaling device to draw attention to the warning gate or traffic barrier and, thereby, to the bridge status.

HOUSING and GENERAL CONSTRUCTION: The housing shall be of heavy duty, cast aluminum construction. Gong assembly shall be equipped with an aluminum mounting adapter for mounting to the top of warning gate housing. Mounting shall be designed to enclose all wiring. A hinged and gasketed rear door shall provide service access. A cast aluminum guard above the shell shall provide weather protection.

SOUND LEVEL: Gong shall produce a sound level of 90db at 10 feet.

OPERATING VOLTAGE: Gong shall operate on 120V power. Current draw is .45 FLA.

GONG SHELL: Gong shell shall be pressed steel [option: spun silicon bronze].

AVAILABLE OPTIONS:
Tamper Resistant stainless steel shell mounting stud.
Pole Slip Fitter: Mounts on top of poles ranging from 4″ O.D. to 5.5″ O.D.
Side Pole Mounting Bracket: Consult the factory for sizes and pricing.

LS Rotary Limit Switch

GENERAL: The limit switch shall be Model LS-8 [option: LS-4, LS-10 or LS-12], manufactured by B&B Roadway, (888) 560-2060.

APPLICATIONS: The limit switch shall commonly be used to control and synchronize electrical functions of warning gates or barriers and/or to provide position indication to remote devices.

HOUSING and GENERAL CONSTRUCTION: Housing shall be of anodized aluminum. All other fabricated components shall be of corrosion resisting materials and/or finishes. Input to the switch shall be via a roller chain sprocket. Housing mounting shall allow switch position to be adjusted to fully tension chain. A removable cover shall prevent accidental contact with terminals.

OPERATION: Eight [option: four, ten or twelve] individual switches shall provide SPDT function (NO, NC, and Common contacts) on each. Contacts shall be rated for 15A, 480VAC. Each switch shall be controlled by an independent cam. Loosening of a single nut shall allow simple adjustment of one, two or more cams without disturbing remaining cam settings. Design shall allow easy adjustment with cam set rotated to any position.

FL-12 Arm Light Flasher

GENERAL: The flasher shall be moisture and corrosion resistant and shall be capable of dissipating heat sufficient for continuous duty.

FLASH RATE: The flasher shall have two alternately flashing circuits, and one steady burn circuit. Each flashing circuit shall flash .50 seconds on and .50 seconds off.

INPUT VOLTAGE: Standard input voltage shall be 120VAC. The 120V/12V transformer shall provide 12V for the flasher and the arm lights. The flasher shall operate properly for input voltages within 10% of nominal.

OUTPUT VOLTAGE AND AMPERAGE: The output circuits shall be rated at 10 amps at 12VAC each (10 amps total load). A voltage drop of up to .5 volts to the output terminals shall be acceptable.

OVERLOAD PROTECTION: Built-in, internal overload protection with auto-reset (no fuse required).

TERMINALS: Terminals shall be clearly labeled and shall be compression type screw terminals.

FL-120 Arm Light Flasher

GENERAL: The flasher shall be moisture and corrosion resistant and shall be capable of dissipating heat sufficient for continuous duty.

FLASH RATE: The flasher shall have two alternately flashing circuits. Each circuit shall flash .50 seconds on and .50 seconds off.

INPUT VOLTAGE: Standard input voltage shall be 120VAC. The flasher shall operate properly for input voltages within 10% of nominal.

OUTPUT VOLTAGE AND AMPERAGE: The circuits shall be rated at 10 amps at 120VAC each (10 amps total load). A voltage drop of up to 6 volts to the output terminals shall be acceptable.

FUSE: Fuse shall be 10 amp, 250 Volt, fast-acting, cartridge-type, ¼” diameter, 1 ¼” long, UL and/or CSA approved.

TERMINALS: Terminals shall be clearly labeled and shall be compression type screw terminals.

C4 Arm Warning Light

GENERAL: The warning light shall be Model C4, manufactured by B&B Roadway, (888) 560-2060.

APPLICATIONS: The warning light shall be used as a traffic signaling light to mark and draw attention to the warning gate or traffic barrier.

HOUSING and GENERAL CONSTRUCTION: The housing shall be of cast aluminum and shall have a base and upper housing. Upper housing shall be held in place by draw bolts for ease of service. A gasket shall provide a weather seal between the housing and base. Assembly shall be double-faced, with lenses held in place by screws. The upper housing shall form a sun visor for both directions of the light. Light assembly shall usually be mounted resting on the warning gate arm or barrier and secured using a bolt through a mounting tab cast into the base section.

LENSES: Lenses shall be red fresnel plastic, 4″ minimum diameter.

LAMP and RECEPTACLE: Lamp shall be 120V, 17,000 hour, 68W rough service Krypton, traffic signal type. [Option: Lamp shall be 12V, 1.44 amp, 18W, 21 candle power clear, double contact bayonet base, with 1000 hour rating. Option: Lamp shall be 12V LED, 100,000 hour, double contact bayonet base, with individual LEDs arranged for 2-way light projection.]

OPTIONAL VANDAL RESISTANT FEATURE: When specified, a vandal resistant screw shall be added to secure the draw bolt and prevent unauthorized access to the assembly.

B5 Arm Warning Light

GENERAL: The warning light shall be Model B5, as provided by B&B Roadway, (888) 560-2060 or an approved equal meeting all specifications herein.

APPLICATIONS: The warning light shall be used as a traffic signaling light to mark and draw attention to the warning gate or traffic barrier.

HOUSING and GENERAL CONSTRUCTION: The housing shall be of high impact plastic. Assembly shall provide 360 degree visibility to provide warning capability at all stages of rotation. Light assembly may use an aluminum junction box or be wired directly through the base into the gate arm or barrier beam, at the discretion of the manufacturer, depending upon the suitability of the construction style of the gate arm or barrier beam.

LENS: Lens shall be red fresnel plastic, approximately 4 ½” in diameter, and shall be of a slightly tapered cylindrical shape.

LAMP and RECEPTACLE: Lamp shall be 1.44A, 12V, 18W, clear, with a double contact bayonet base. Candle power of lamp shall be 21 cp. Lamp shall have a rated life of 1000 hours. [option: Lamp shall be 120V, 15W, 9 candle power. Option: Lamp shall be 12V LED, double contact bayonet base, with individual LEDs arranged for 2-way light projection.]

L4 Arm Warning Light

Typical Use Notes: This light is typically used on warning gate arms or vertical barrier arms, spaced 4’ to 7’ apart. Often, the end light is wired to burn continuously and the remaining lights flash alternately (see separate specs for arm light flasher). Lights are normally controlled by the limit switch (see separate specification) to be off when the gate is open to traffic and on at all other times. 

GENERAL: The warning light shall be B&B Roadway, Model L4, (888) 560-2060.

APPLICATIONS: The warning light shall be used as a traffic signaling light to mark and draw attention to the warning gate or traffic barrier.

HOUSING and GENERAL CONSTRUCTION: The housing shall be of high impact plastic. Assembly shall be double- faced. Light assembly shall be mounted to warning gate arm or barrier using an aluminum adapter plate.

LENSES: Lenses shall be red [option: amber] fresnel plastic, approximately 4” diameter.

LAMP and RECEPTACLE: Lamp shall be 1.44A (18W), 12V, clear, with a double contact bayonet base. Candle power of lamp shall be 21cp. Lamp shall have a rated life of 1,000 hours. [option:120V, 15W, 9 candle power lamp; 12V 100,000 hour LED lamp; 120V 100,000 hour LED lamp]