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preliminary draft and a draft version of a refined zone structure for Tri-Valley that will be submitted to <br />(lie jurisdictions, the counties, and the Contra Costa Transportation Authority for review. Based upon the jurisdictions' comments, a final zone map will be prepared and distributed to the jurisdictions <br />counties, and the Authority. The refined zone system will consist of subsets of the individual counte <br />jurisdictions the <br />I <br />structures, the 1980 census tracts, and MTC's S50-zone system To the extent possible, zone boundaries <br />shall correspond with city jurisdictional limits. The remaining portions of Contra Costa and Alameda <br />Counties shall be consistent with MTC's 550-zone system. In tile' other Bay Area counties, the aggregated <br />zone size shall correspond with the MTC superdistricts_ <br />Highway Network: CONSULTANT shall refine the highway network to provide a suitable level of detail_ <br />The networks shall include freeways, major and minor arterials, and selected collector streets_ The <br />CONSULTANT shall assure that all FAU (Federal Aid Urban) routes will'be included in the network. <br />Using AAA base map, the'CONSULTANT shall prepare preliminary draft and draft roadway' maps <br />showing the proposed street system to be included in the network, including critical roadway <br />characteristics, such as number of lanes, facility type (freeways, arterials, collectors), and area type (i.e., <br />CBD, residential, rural). These maps will be sent to each of the jurisdictions for review. Based on their <br />comments, the network definition will be finalized. <br />Transit Networiu: The CONSULTANT shall review and update the transit networks previously developed <br />for the countywide 'models. The networks will be reviewed by trarLsit operators against curl-nt service <br />practices and shall be updated by the CONSULTANT as required. <br />End Product <br />The end product of this task will be a reproducible map showing the refined zone system, and foadway <br />maps disPlayin" the roadway facilities to be coded in- the network, including the critical roadway <br />characteristics, such as facility type and number of lanes_ <br />Task 3: Update Detnographic Data Base <br />Purpose <br />CONSULTANT shall develop the land use and demographic data for the base year(1990) and two future <br />Years (2000 and 2010) necessary to do the model validation and produce the travel forecasts - <br />Cooperative Agreement No. 45.01 O'l Exhibit A <br />Between Contra Costa Transportation Authority and Page 3 of 13 <br />County of Alameda, Pleasanton, Dublin, and Livermore <br />