“Average P.M. peak hour trips” means the average number of hourly vehicle trips to or from a designated land use during the p.m. peak hours between 4 p.m. and 6 p.m.

    “Change of use” means any change in the use of an existing building which results in the increase of vehicular trips.

    “Development” means any activity which requires discretionary or ministerial action by the city resulting in the issuance of grading, building, plumbing, mechanical, or electrical permits, or certificates of occupancy issued by the city to construct, modify or repair improvements on, or change the use of, real property. Where development applies to an enlargement of an existing improvement, or a change of use of an existing improvement or real property which results in increased vehicle trips, the average p.m. peak hour trips shall be only the additional trips in excess of those associated with the existing use.

    “Nevada County Regional Transportation Mitigation Fee Report, December 7, 2000” means that current report published by the Nevada County transportation commission, or as subsequently amended by the entities/jurisdictions of the Nevada County transportation commission, which is adopted by reference and made a part of this chapter as though fully set forth herein. A copy of the report shall be made available for public inspection during normal business hours in the office of the city clerk.

    “Nevada County transportation commission” hereinafter ‘ NCTC’ , means the legal entity created and existing pursuant to California Government Code Section 67920 and which will manage and administer the transportation regional transportation mitigation fee in accordance with this chapter and the laws of the state of California.

    “Regional system” means those streets, arterials, and road improvements named in this chapter as the regional system as set forth in Section 3.46.080 or as may subsequently be amended.

    “Trip generation rate” means the number of average p.m. peak hour trips generated by a particular land use. The trip generation rate for each of the following land use categories shall be the rate published by the Institute of Transportation Engineers (ITE), Trip Generation Manual, 6th Edition, or as revised, as noted in Volumes I and 2

    “Trip generation rates plots and equations”, incorporated herein by reference, calculated upon the measurement herein specified. A copy of this manual shall be made available for inspection by the public during normal business hours in the office of the city clerk. If a developer is required to prepare a traffic study, the trip generation rate shall be as determined by that traffic study and approved by the appropriate general purpose government and Nevada County transportation commission. Trip generation rates shall be calculated based upon the following measurement:

Production Land Uses

Trip generation rates for single-family, multi-family, rural residential, low density residential, and retirement developments shall be based on p.m. peak hour trips per dwelling unit.

Attraction Land Uses

Trip generation for commercial, industrial, employment center, tourist commercial, community business district, office professional, public/government, service lodging, school, high density commercial, park, and church developments shall be calculated by p.m. peak hour trips.

    “Western Nevada County” means the combined boundaries of the city of Grass Valley, the city of Nevada City and the unincorporated areas of the western portion of the county of Nevada which extend east to the boundary line between Range 13E and 14E, all as shown as Nevada County traffic impact mitigation zones 2, 3A, 3B, 4, 5, 6A, 6B, 7 and 8 on the Nevada County traffic impact mitigation zone map, attached hereto and incorporated herein by this reference. (Ord. 591 (part), 2001)