Template:NYCS Platform Layout BMT West End Line/doc

Usage
Platform layout template for three-track local stations on the BMT West End Line:
 * Bay 50th Street
 * 25th Avenue
 * 20th Avenue
 * 18th Avenue
 * 79th Street
 * 71st Street
 * 55th Street
 * 50th Street
 * Fort Hamilton Parkway