Reso 2007-1103 - Laserfiche WebLink

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u Highway Safety and Motor Vehicles. The trailer shall be painted Omaha orange, Federal Standard 595 -B, Number 12243. 990 -9 Radar Speed Display Unit. 990 -9.1 Display Unit Panel and Housing: The Display Unit Panel and Housing shall meet the following physical requirements as a minimum: (1) Use Corrosion resistant nuts, bolts, washers, and other fasteners for assembly. (2) Paint the panel background and frame with a flat black paint meeting Federal Specification TT -E -489. (3) Cover the panel with a polycarbonate, non -glare face having a ultra - violet inhibitor to protect from fading and yellowing. (4) Construct the Display Unit panel support structure such that it may be raised and lowered, and when raised to the upright position, the maximum height to the top of the panel from the ground is 8 feet [2.4 m]. (5) Provide capability to mount a 24 by 30 inches [610 by 760 mm] regulatory sign with interchangeable numbers showing the posted speed limit above the message display. (6) Provide legend "YOUR SPEED" either above or below the message display. 990 -9.2 Message Display: The message Display shall meet the following physical requirements as a minimum: (1) Provide a bright LED, two digit speed display on a flat black background with bright yellow LEDs. (2) Each digit shall contain either a seven - segment layout or matrix -style design. Each digit shall measure a minimum 18 inches [457 mm] in height. (3) Speed display shall be visible from a distance of at least 1/2 mile [805 m] and legible from a distance of at least 650 feet [198 m] under both day and night conditions. (4) Display shall adjust for day and night operation automatically with a photocell. 990 -9.3 Electrical System: Provide solar powered units meeting the following o criteria: (1) The battery shall be equipped with a battery controller to prevent over- charging and over - discharging, and an external battery level indicator. (2) The unit shall provide for automatic recharging of power supply. (3) The unit shall provide ten days of continuous operation without sunlight. (4) The battery, controller, and power panel shall be designed to be protected from the elements and vandalism. 990 -9.4 Radar: The radar unit shall not be affected by normal radio transmissions and meet the following physical requirements as a minimum: D (1) Approach -Only sensor. (2) Equipped with a low power K -Band transmitter. (3) Part 90 FCC acceptance, 3 amps, 10.8 to 16.6 vdc. Fuse and reverse polarity protected. (4) Range of 1 ,000 feet [305 m] for mid -size vehicle, capable of accurately sensing speeds of 10 to 99 mph [16 to 159 km] with over speed function that operates awhen a vehicle approaches over the posted speed limit. QMarch 2007 01000 -209 03- 4122.D: