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~-~tgAnaAd~vtire Tiaff~c Sjgna~ Contra/ stem <br />High Level Requirements -Public Website and Operator Interface <br />The public webste shall be available via http access usng standard html <br />content. <br />2. The public webste interface shall be compatible with all versons of the <br />Microsoft Intemet 6q~lorer Internet browser higher than release 7.0. <br />3. The webste shall present data usng a map bad<ground covering the desred <br />dty map. <br />4. ~ubjed to data availability, web server and network performance limitations, <br />the public webste shall provide link occupancy data using oolorization of <br />instrumented roadway segments The data may be updated at a frequency of <br />2 minutes or higher subject to the latency of the communication network. <br />Typical refresh rates for link congestion monitoring and CCTV images are <br />within 5 minutes. <br />5. Travel cha-acteristicslnformation colors will use ~ least 4 different colors, with <br />gray indicating no data available, green representing free traffic flow, amber <br />representing intermediate travel conditions and red indicating slow traffic <br />flow. <br />6. The pubiicwebsite shall display DMSmessage contents <br />7. The public webste shall provide static (video snapshot) images from available <br />CCTV cameras in the system. These images will be shared with 9nartNEf via <br />a shared ftp folder. When viewed, these images will be updated at the shared <br />folder update rate for each camera. <br />8. The public webste shall provide traffic inddent data. The TMC software will <br />publish active confirmed inddents to the public webste. When inddents are <br />updated or terminated in the TMC software, the same actions will be <br />published to the TMC webste. <br />9. The regional map display shall indude a chedcbox control for each of the <br />CCTV, DMS,, alive inddent, link congestion, and railroad preemption lags <br />which shall be used to turn on and off the display of each layer individually. <br />10.The public webste shall contain hot links (URLs) to other regional websites <br />desired by the City of 5'anta Ana. <br />11. The public webste shall provide traveler in#ormation to the desgn~ed kiosks <br />within the aty. The web lesson running in kiosks will only be able to access <br />the TJSweb site. <br />,~~ 4 <br />25G-20 <br />