Streets

Major and minor streets, highways, interstates, and railroads in San Joaquin County, CA This layer is updated within the first week of the month, every month. Coordinate System: NAD 1983 StatePlane California III FIPS 0403 Feet (WKID: 2227) Original Source: http://sjmap.org/GISDataDownload.htm美国加利福尼亚州圣华金县（San Joaquin County）范围内的主次街道、高速公路、州际公路及铁路线路地理信息数据集。该图层每月于当月第一周内完成更新。坐标系采用北美1983（NAD 1983）加州第三州平面投影，对应FIPS 0403、单位为英尺，WKID：2227。原始数据来源：http://sjmap.org/GISDataDownload.htm