SR 05:293 - Laserfiche WebLink

widen Vineyard Avenue and the school's west side street to accommodate the heavy left turn movements at the school. The following is a summary of the various options for removing the roundabouts: Option 1: Leave roundabouts in place Pros: . Least expensive option. . Provides maximum flexibility for future decision after a decision has been made on the school. . Slows speeds of traffic on Vineyard Avenue. Cons: . Possible confusion of motorists traveling Vineyard Avenue. . Accident could block emergency vehicle response. . Difficulty of traffic entering from side streets. Option 2: Remove roundabouts and install stop sign control on side streets Pros: . Eliminates confusion of drivers on Vineyard Avenue. Cons: . $180,000 estimated cost today, with future additional costs if school built. . Increase of speeds on Vineyard Avenue. . Difficulty increases for side street traffic to enter Vineyard Avenue. Option 3: Remove roundabouts and install a traffic signal at easternmost location Pros: . Eliminates confusion of drivers on Vineyard A venue. . Improves side street access to Vineyard Avenue. Cons: . Most expensive option, with $400,000 - $500,000 estimated cost today, with additional costs for future roadway widening if the school is built. . Signal does not meet Caltrans requirements under current traffic conditions. . Backups expected on Vineyard A venue to Fire Station if school is built. Option 4: Increase size of roundabouts Pros: . Easier for motorists to navigate around roundabout. Cons: . Need to acquire right of way from adjacent development. SR:05:293 Page 6 of 8