A securing device for a drainage channel with a channel body, including a
cover that can be set onto an upper edge of the channel body. At least two
recesses are situated substantially opposite one another in the inner
surfaces of the side walls of the channel body. At least one traversing
element in the form of an elongated, profiled plate, can be set into the
recesses by way of its opposed ends in such a way that it is within the
channel and substantially perpendicular to the long axis thereof, and
which is provided with a locking element at at least one of its two
longitudinal ends. The locking element is an exchangeable, recesses by way
of its opposed ends in such a way that it is within the channel and
substantially perpendicular to the long axis thereof, and which is
provided with a locking element at at least one of its two longitudinal
ends. The locking element is an exchangeable, wedge-shaped locking clip
with a catching and/or clamping action, which is mounted on the plate and
can be moved between installation and stopping positions.