On the City’s Engineering and Capital Projects site, it appears that bike corrals may soon make an appearance in the neighborhood of Hillcrest:

Proposed Locations for Bike Corrals in Hillcrest. Click image for larger version

By installing more bicycle parking amenities for the city’s growing cycling population, the City is (if at somewhat of a snail’s pace), making progress in meeting its objectives described in the Bicycle Master Plan to promote bicycle transportation which was adopted by the City Council last year.

For a better understanding on what a bike corral actually is, the following video from Streetsfilms is very informative: