A Storage Space (W10-11) sign supplemented by a word message storage distance (W10-11a) sign should be used where there is a highway intersection in close proximity to the grade crossing and an engineering study determines that adequate space is not available to store a design vehicle(s) between the highway intersection and the train or LRT equipment dynamic envelope. This sign is a diamond shape with a black legend and border on a yellow background.
• Retroreflective sign is visible day and night
• Durable, weather-resistant traffic grade aluminum
• Pre-punched with radiused corners and 3/8" mounting holes