FOTO GRAN CANAL UNION - CERRADURAS DE CONOCIMIENTO EN EL FONDO ES LA CERRADURA SUPERIOR - NO.
THE WHITE FOOT BRIDGE PROVIDES ACCESS TO LOCK NO. 50. THE BRIDGE CROSSES WHAT WAS THE BOTTOM END OF AN ORIGINAL NARROW LOCK. THE BLACK WEIR IS MORE OR LESS WHERE THE ORIGINAL BOTTOM GATE WAS AND NOW ACTS AS AN OVERFLOW.