| A pump should be placed upstream of this cofferdam to pump streamflow around the work area and back into the stream. |
| Water will then flow through the left branch and the opening left in the cofferdam. |
| Excess materials left over from stream bank rehabilitation and cofferdam materials, etc. should be disposed of at an approved dump site. |
| Starboard water ballast tank No. 5 and the cofferdam at its forward end were breached. |
| Filter layers separate the cofferdam filler from the outer layers of freely draining rockfill. |
| At Rupert dam, the upstream cofferdam has a 2.0-m freeboard and the downstream cofferdam, a 1.5-m freeboard. |
