1. The attached reference standard SAES-O-123 is no longer applicable. 
2. Ensure the proposed crash barrier will comply to SAES-O-206 Paragraph 4.4.3.
3. Use 220 VAC power supply instead of 208 VAC
4. Dimension and measurements shall be provided in the attached IFC drawing VA-847162 007 to indicate the required minimum distance of the barriers to other security elements such as drop arms with reference to SAES-O-203, Paragraph 4.14
