Rezoning Sites for Housing Project
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Environmental Impact Analysis Transportation 4.16 Transportation This section analyzes the impacts of the project on the local transportation system. The section includes analysis of the development facilitated by the project. 4.16.1 Setting a. Existing Street Network Regional Regional access to the Potential Sites is provided by freeways and state highways, including State Route 1, State Route 128, State Route 116, State Route 12, State Route 121, State Route 37, and U.S. Highway 101 (Highway 101). Figure 2-1, Figure 2-2, Figure 2-3, Figure 2-4, Figure 2-6, Figure 2-7, and Figure 2-9 provide visuals for the proximity of these roadways to the Potential Sites. Other Principal Arterials Guerneville Road, located west of the City of Santa Rosa, is an east to west arterial with one automobile lane in each direction. The street connects Cleveland Avenue in the City of Santa Rosa to State Route 116. A bicycle lane is on both sides of the street. The speed limit on Guerneville Road in the unincorporated County is 55 miles per hour (mph). Leveroni Road, located southwest of the City of Sonoma, is an east to west arterial with one automobile lane in each direction. The street connects Arnold Drive to State Route 12. The speed limit on Leveroni Road is 55 mph. Napa Road, located southeast of the City of Sonoma, is a west to southeast arterial with one lane in each direction and a center lane for turning in either direction. The street connects State Route 12 at the southernmost boundary of the City of Sonoma and extends to the intersection of Napa Road and State Route 12. The speed limit on Napa Road is 55 mph. Minor Arterials Arnold Drive, located southwest of the City of Sonoma, is a north to south arterial with one automobile lane in each direction. The street connects State Route 116 south of the intersection with Watmaugh Road and ends at State Route 12 east of its intersection with Dunbar Road. The speed limit on Arnold Drive is 40 mph. Adobe Road, located northeast of the City of Petaluma, is a north to south arterial with one automobile lane in each direction. A bicycle lane is on both sides of the street, which connects from the intersection of Old Adobe Road and State Route 116 and extends north to the intersection of Old Adobe Road and Old Redwood Highway North. The speed limit is 50 mph. Petaluma Boulevard, located within the City of Petaluma, is a north to south arterial with two automobile lanes in each direction. The street connects from the intersection of Petaluma Boulevard south and Fire Road and connects with Old Redwood Highway to the north. The speed limit is 35 mph. Santa Rosa Avenue, located within the City of Santa Rosa, is north to south arterial with one lane in each direction and a center lane. A bicycle lane is on both sides of the street, which connects from Draft Environmental Impact Report 4.16-1 Sonoma County Rezoning Sites for Housing Project Roberts Lake Road and ends at the intersection of Santa Rosa Avenue and 3rd Street in the City of Santa Rosa. The speed limit is 35 mph. Old Redwood Highway, located north of the City of Santa Rosa, is a north to south arterial with one lane in each direction. The street connects from the intersection of Highway 101 off-ramp and Old Redwood Highway southeast of Rohnert Park and then extends to Healdsburg Avenue to the north. There are bicycle lanes on both sides of the street. The speed limit is 45 mph. Mark West Springs Road, located east of the City of Fulton, is a north to south arterial with one lane in each direction. The street connects from the intersection of Highway 101 and Mark West Springs Road and ends at the intersection of Mark West Springs Road and Leslie Road. A bicycle lane is on both sides of the road where it passes through the project area. The speed limit is 40 mph. Rohnert Park Expressway, located within the City of Rohnert Park, is an east to west arterial with one lane in each direction. A bicycle lane is on both sides of the street. The street connects from the intersection of Stony Point Road and Rohnert Park Expressway and ends at the intersection of Rohnert Park Expressway and Petaluma Hill Road. The speed limit is 40 mph. Major Collectors D Street, located within the City of Petaluma, is a north to south collector with one lane in each direction. A bicycle lane is on both sides of the street, which connects at its intersection with San Antonio Road and ends at the intersection of D Street and Payran Street. The speed limit is 35 mph. Bodega Avenue, located within the City of Petaluma, is an east to west collector with one lane in each direction. A bicycle lane is on both sides of the street. The street extends from its intersection with Spring Hill Road to its intersection with Howard Street. The speed limit is 35 mph. Old Adobe Road, located northeast of Petaluma, is a north to south collector with one lane in each direction and a bicycle lane on both sides of the street. The street extends from its intersection with Rates Road and Adobe Road to its intersection with Old Redwood Highway. The speed limit is 50 mph, but drops to 35 mph in residential and commercial areas. Skillman Lane, located west of the City of Petaluma, is an east to west collector with one lane in each direction. The street extends from its intersection with Petaluma Boulevard North to its intersection with Bodega Avenue. The speed limit is 35 mph, except in school zones where the speed limit is 25 mph. Stony Point Road, partially located within the City of Petaluma, is a north to south collector with one lane in each direction and a bicycle lane on both sides of the street. The street extends from its intersection with Petaluma Boulevard North and to its intersection with West College Avenue. The speed limit is 55 mph. Mecham Road, located south of the City of Cotati, is a north to south collector with one lane in each direction and a bicycle lane on both sides of the street. The street extends from its intersection with Stony Point Road to its intersection with Pepper Road. The speed limit is 45 mph. Pepper Road, located south of the City of Cotati, is an east to west collector with one lane in each direction and a bicycle lane on both sides of the street. The street extends from its intersection with Stony Point to its intersection with Bodega Avenue. The speed limit is 45 mph. Valley Ford Road, located northwest of Petaluma, is an east to west collector with one lane in each direction and a bicycle lane on both sides of the street. The street extends from its intersection with Bodega Avenue and connects with State Route 1. The speed limit is 45 mph. 4.16-2 Environmental Impact Analysis Transportation Tomales Road, located northwest of Petaluma, is an east to west collector with one lane in each direction. The street extends from its intersection with Valley Ford Road to its intersection with State Route 1. The speed limit is 45 mph. Petaluma Hill Road, portions of which are located within Santa Rosa, is a north to south collector with one lane in each direction, a center turn lane, a bicycle lane in each direction, and parallel parking on both sides of the street. The street extends from its intersection with Old Redwood Highway to its intersection with Santa Rosa Avenue. The speed limit is 35 mph. Crane Canyon Road, located south of Santa Rosa, is an east to west collector with one lane in each direction, a center turn lane, and a bicycle lane in each direction. The street connects its intersection with Petaluma Hill Road and extends to Grange Road. The speed limit is 35 mph. Bennett Valley Road, located southeast of Santa Rosa, is a north to south collector with one lane in each direction. The street extends from its intersection with Warm Springs Road to its intersection with Santa Rosa Avenue. The speed limit is 45 mph. Llano Road, located east of Sebastopol, is a north to south collector with one lane in each direction and a bicycle lane on both sides of the street. The street connects from the intersection with State Route 116 and ends at the intersection with State Route 12. The speed limit is 50 mph. Occidental Road, located in Sebastopol, is an east to west collector with one automotive lane and a bicycle lane in each direction. The street extends from its intersection with Stony Point Road to its intersection with Cherry Ridge Road. The speed limit is 45 mph. Bohemian Highway, located north of the City of Occidental, is a north to south collector with one lane in each direction. The street extends from its intersection with Bodega Highway to its intersection with State Route 116. The speed limit is 35 mph. Guerneville Road, located west of the City of Santa Rosa, is an east to west collector with one lane in each direction. The street extends from Highway 101 to its intersection with State Route 116. The speed limit is 55 mph. River Road, located northwest of the City of Santa Rosa, is an east to west collector with one lane in each direction and a bicycle lane in each direction.