| 摘要 |
<p>A combined kerb drainage element (10) is provided. The combined kerb drainage element (10) comprises an outer wall structure (100) and an inner wall structure (200, 300). The outer wall structure (100) of the element defines upper and lower surfaces, opposing end surfaces, a rear surface and a front surface adapted to meet a surface to be drained in use. The inner wall structure (200, 300) of the element defines internal load bearing sections and at least one longitudinal drainage channel (22) which communicates with one or more apertures (24) situated in the front surface of the drainage element for allowing water to drain therethrough.</p> |
