摘要 |
<p>Apparatus for checking and, if required, for recovering water that has been cleaned of road deposits, under both normal and emergency conditions, with means for conveying the liquids (CO, 3, 6), a storage/sedimentation system (4) and, if required, floating separators (5), characterised by the fact that, before the conveyor channel (CO) collector system (2), there is a shut-off means made up of traps (1) with disappearing bladders (11), activated by a sensor that detects polluted or unacceptable material (7), to shut off its flow.</p> |