This route split from the existing SR 42 in Norwalk .
This route ran east along unbuilt pre-1964 Legislative Route 176 to the intersection of State Route 39 ( Beach Boulevard ) and Imperial Highway .
This route split from the existing SR 42 in Norwalk and ran east along unbuilt pre-1964 Legislative Route 176 to the intersection of State Route 39 ( Beach Boulevard ) and Imperial Highway .