Canadian Hydrographic Service Central and Arctic Region CAEACROS - WELLAND CANAL SUBMERGED CROSSING SUBMERGED CROSSING All submerged crossings have beeen buried 3 metres below the channel bottom. There is 1.5 metres of rip-rap on the concrete roofs of the three tunnels and over the syphon culvert. It is recommended that anchors not be dropped in these areas. INDEX THE END