http://smartrail.org/smartrail.org/Page_9.html This is what happens without grade separation. http://smartrail.org/smartrail.org/Page_9.html#0 8117c51e-59eb-41df-832b-b8a6f4d37594 http://smartrail.org/smartrail.org/Page_9_files/Media/BL%20crash%201/thumb.jpg http://smartrail.org/smartrail.org/Page_9_files/Media/BL%20crash%201/micro.jpg <div style="padding: 0px; " class="style_External_0_0"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">BL crash 1</p></div></div> http://smartrail.org/smartrail.org/Page_9.html#1 d37cefae-c688-442c-aba5-93f13422ae60 http://smartrail.org/smartrail.org/Page_9_files/Media/BL%20crash%202/thumb.jpg http://smartrail.org/smartrail.org/Page_9_files/Media/BL%20crash%202/micro.jpg <div style="padding: 0px; " class="style_External_0_0"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">BL crash 2</p></div></div> http://smartrail.org/smartrail.org/Page_9.html#2 5b6f8e5b-824c-48ad-b405-7b32492b5855 http://smartrail.org/smartrail.org/Page_9_files/Media/BL%20crash%203/thumb.jpg http://smartrail.org/smartrail.org/Page_9_files/Media/BL%20crash%203/micro.jpg <div style="padding: 0px; " class="style_External_0_0"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">BL crash 3</p></div></div>