Daily Life Orinda Sign of the Day August 12, 2015 8:30 am I thought Orinda pranksters were at work again with a new sign but it turns out a speed hump is an actual traffic sign. Check out the difference between a speed bump here. Previous Post Saint Mary's College Wine Festival on Aug. 16th in Moraga Next Post Eureka! Restaurant Opening in Willows Shopping Center on Sept. 7th in Concord