Sentence examples for surface drains from inspiring English sources

Individual surface drains also are used to supplement subsurface systems by removing water from ponded areas.

Surface drains are installed on a uniform pattern and the land is smoothed or graded.

Some land grading of the fields where surface drains are installed is usually essential for satisfactory functioning.

Municipal Kolkata has several hundred miles of sewers and surface drains, but much of the city remains unsupplied with sewers.

Our cities rely largely on Victorian pipe and surface drains, often combined with sewer systems (Combined Sewer Overflows, or CSOs), that were never designed to handle rainstorms with the intensity and duration to which they're now subjected.

These alternatives are (i) surface drains, (ii) drains coverings.

Rice yield of the subsurface drained area was approximately 1.22 1.66 and 1.32 1.7 times higher than that of the surface drained area in 2011 and 2012, respectively.

In the 1980s, a further 2 million Rand was invested to install sub-surface drains on farms and to link these drains to the partially developed system of open storm water drains, in an attempt to lower the water table and to leach salts.

The municipality maintains a total of 155 km of storm water drains: 53.27 km surfaced drains and 101.73 km unlined drains.

The two sub-surface drains (Bdr and Cdr) eventually feed into the Hex River.

More than two billion people in urban areas use toilets connected to septic tanks or latrine pits that are not safely emptied or that discharge raw sewage into open drains or surface waters.