1 definition found for this term.
Definitions are presented in the order source books were published (most recent first).
Land-Use Planning$90.00 – $144.00
Sunken or low area beside roads or facilities used for the purpose of drainage. It can be either artificial or natural. Widths range from 2 to 20 metres and slopes range from gradual to sharp drops adjacent to the bank. Depths vary from less than 1 metre to several metres.