Building Plan Vastu in Alameda County, California: The Foundation of a Prosperous Home. Contact Us: City Hall Address: 2263 Santa Clara Avenue Alameda, CA 94501 (510) 747-7400Registered users can apply online for an Express Building Permit which are permits that do not require plan review or construction drawings. Below is a checklist you can use to ensure your drawings are complete. For an appointment or additional information, please call 510-670-5440. Modern Design with Courtyard and Separated Apartment.