It continues for three blocks as a four-lane highway to SR 128's eastern terminus at Herschel Street (SR 211). San Juan Avenue continues east of Herschel Street under the designation of SR 211 as a two-lane road, heading towards the Ortega Bridge three blocks east of SR 128's eastern terminus.
The highway extends for three blocks in four lanes to its eastern end at Herschel Street (SR 211). San Juan Avenue then becomes a two-lane road under SR 211 designation as it heads towards the Ortega Bridge, which is three blocks east of SR 128's endpoint.