Interstate 505 South


Interstate 505 south
The first exit on Interstate 505 south is Exit 31, Road 12A. Photo taken 12/29/04.
The next exit on Interstate 505 south is Exit 28, Yolo County E-10/Road 14 east to Zamora and Knights Landing. Photo taken 12/29/04.
Southbound Interstate 505 reaches Exit 28, Yolo County E-10/Road 14 east to Zamora and Knights Landing. Photo taken 12/29/04.
The Path 66 Western Area Power Administration (WAPA) 500kV power line passes over Interstate 505 just prior to Exit 24, Road 19. Photo taken 12/29/04.
Southbound Interstate 505 reaches Exit 24, Road 19. Photo taken 12/29/04.

The western half of the Path 15 Pacific Gas and Electric (PG&E) 500kV power lines come into view on the east side of the freeway, and two sets of 230kV PG&E power lines cross over the freeway. Photos taken 12/29/04.
The next exit along Interstate 505 south is Exit 21, California 16. California 16 travels northwest to an eventual end at California 20 in eastern Colusa County; California 20 then travels west past Clear Lake to Ukiah along the U.S. 101 corridor. Photo taken 12/29/04.
Use California 16 west to the unincorporated community of Madison. The old alignment of Interstate 505' predecessor county road is Road 89, which faithfully follows Interstate 505 between Winters and Madison on the west side of the freeway. Photo taken 12/29/04.
Southbound Interstate 505 reaches Exit 21, California 16. To the east, California 16 connects with Interstate 5, Business Loop I-5, and California 113 in the city of Woodland, which is the seat of Yolo County. Use California 16 east to Watts-Woodland Airport. Photo taken 12/29/04.
This mileage sign provides the distance to Vacaville (23 miles to the south end of Interstate 505 at Interstate 80) and San Francisco (79 miles via Interstate 80 west). Photo taken 12/29/04.
Southbound Interstate 505 reaches Exit 17, Road 27. Photo taken 12/29/04.
The next exit along Interstate 505 south is Exit 15, Road 29A. Like Tulare County, most rural roads in Yolo County are given numerical designations that are separate from the county numbering system used throughout the state. Road 29A is approximately 29 miles from the northern border of Yolo County, but that is not always a precise measurement. Photo taken 12/29/04.
Southbound Interstate 505 reaches Exit 15, Road 29A. Photo taken 12/29/04.
The next exit along Interstate 505 south is Exit 11, California 128/Grant Avenue west to Winters, Lake Berryessa, Napa Valley, Calistoga, and Cloverdale. To the east, Yolo County E-6 follows Russell Boulevard east toward the city of Davis and California 113. This interchange serves as the eastern terminus of California 128. Photo taken 12/29/04.
Southbound Interstate 505 reaches Exit 11, California 128/Grant Avenue west to Winters, Lake Berryessa, Napa Valley, Calistoga, and Cloverdale. To the east, Yolo County E-6 follows Russell Boulevard east toward the city of Davis and California 113. Plans originally called for California 128 to continue east to Davis, but that extension has not been constructed. Yolo County E-6 currently serves in that capacity. After this interchange, Interstate 505 skirts the city of Winters. The population was 6,125 people as of the 2000 Census, sits at an elevation of 131 feet, and consists of 2.8 square miles in area. In Yolo County (from Putah Creek north to Exit 24/Road 19), much of Interstate 505 was constructed in 1959 as a two-lane expressway/freeway, and in 1980, additional interchanges were added and the freeway was widened to its current four-lane configuration. Photo taken 12/29/04.
Upon exiting from Interstate 505 south is this California 128 trailblazer pointing west toward Winters. Photo taken 12/29/04.
Interstate 505 leaves Yolo County and enters Solano County after crossing Putah Creek. The next exit along Interstate 505 south is Exit 10, Putah Creek Road. Photo taken 12/29/04.
Southbound Interstate 505 reaches Exit 10, Putah Creek Road. Photo taken 12/29/04.
This view is afforded along Interstate 505 prior to Allendale Road and after Putah Creek Road in rural Solano County. Photo taken 12/29/04.
The next exit along Interstate 505 south is Exit 6, Allendale Road. Photo taken 12/29/04.
Southbound Interstate 505 reaches Exit 6, Allendale Road. Photo taken 12/29/04.
The next exit along southbound Interstate 505 is Exit 3, Midway Road. This is the first exit to serve the city of Vacaville. The city of Vacaville was incorporated in 1892 and home to 88,642 people as of the 2000 Census. Vacaville sits at an elevation ranging between 90 and 300 feet. Average annual rainfall is 17.39 inches, and temperatures range from an average of 94 degrees during the day in summer to 36 degrees during winter nights. Photo taken 12/29/04.
Southbound Interstate 505 reaches Exit 3, Midway Road. Photo taken 12/29/04.
The next exit along southbound Interstate 505 is Exit 1, Vaca Valley Parkway. Vaca Valley Parkway travels east to Interstate 80 at Exit 57 (Leisure Town Road) and west to Browns Valley Road. Photo taken 12/29/04.
Southbound Interstate 505 reaches Exit 1, Vaca Valley Parkway. Photo taken 12/29/04.
The final interchange on Interstate 505 south is the junction with Interstate 80 east to Davis and Sacramento and west to Fairfield, Vallejo, Oakland, and San Francisco. Photo taken 12/29/04.
This is the final southbound Interstate 505 reassurance shield. Photo taken 12/29/04.
Only the left lane of Interstate 505 south will connect to Interstate 80 west to San Francisco. Photo taken 12/29/04.
The next exit connects Interstate 505 south with Interstate 80 east to Sacramento. Photo taken 12/29/04.
A third auxiliary sign advises that the connection to Interstate 80 east is made via the right lane, while the left lane connects to Interstate 80 west. Photo taken 12/29/04.
Interstate 505 ends as the two lanes split onto Interstate 80 west (left lane) and east (right lane). Photo taken 12/29/04.
A single lane connects Interstate 505 south with Interstate 80 west. Photo taken 12/29/04.

Interstate 505 ends  Return to the Interstate 505 Guide  Return to the California Gateway

Page Updated January 23, 2008.

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