The water supply, sewage system, drainage channels, and streets were not designed for this level of growth.
Beyond the site, deep drainage channels appeared to lead to a shoreline in the distance.
A drainage channel ran down the center of most of them.
Brown straightened the river, and there is a network of drainage channels under the grass.
Small drainage channels run along the east, north, and west of the tomb.
As with most drainage channels in the area it has been lined along much of its length.
A drainage channel carried roof water out through the east and west gates of the complex.
The water rose but did not overflow; there was a drainage channel for it.
Improvements to the drainage channels brought the cost up to £839,000, although 70% of this was provided by grants.
A number of the drainage channels and river banks have been subject to flooding.
Słownik terminów budowlanych