an example of what AAA was set up to do, find, and document, bad road designs and conditions, and improve the roads for drivers and traffic. Here a street car makes the road too narrow for cars to be on at the same time, on the inside curve

On 11th Street looking northwesterly across Hoover Street showing limited clearance for automobiles between curb and street car making turn, Los Angeles, 1928

http://digitallibrary.usc.edu/cdm/singleitem/collection/p15799coll59/id/1134/rec/1259

on 11th Street showing clearance between curb at southwest corner and street car making turn at Hoover Street, Los Angeles.

http://digitallibrary.usc.edu/cdm/singleitem/collection/p15799coll59/id/1137/rec/1268

So... that's what AAA used to do before they solved the road problems, and turned into a travel agency for club members who want help planning a vacation. 

A new cable line on Broadway 1889. The sign on the cable car reads Downey Ave.

http://skyscraperpage.com/forum/showpost.php?p=5179419&postcount=2974