| river dike | 0.99 | The river dikes are another story. | ||
| sandbag dike | 0.59 | And a sandbag dike, for now, seems to be holding back the rest of the river. | ||
| ring dike | 0.26 | Engineers had hastily constructed a ring dike around United Hospital while it was being emptied. | ||
| second-defense dike | 0.26 | If the primary dike breaks, authorities are counting on a second-defense dike, farther inland, to help contain the water. |