Figure A3: Measurements of water surfaces (orange lines) used in model verification: (a) water surface profiles from both sides of the flume; (b) upstream edge of the jump regime from top view. KS refers to keystone in figure (b).

Figure A3: Measurements of water surfaces (orange lines) used in model verification: (a) water surface profiles from both sides of
the flume; (b) upstream edge of the jump regime from top view. KS refers to keystone in figure (b).