Study of the Instantaneous Water Level Measurement Method on Unsteady Flow Based on Single Camera and Fixed Scale Compensation in the Tunnel Model

Table 1

The position number of each fixed scale and the elevation of the bottom edge of the scale.

Fixed scale no.	Pile no.	Bottom edge elevation of the fixed scale (m)
3	NG0-012.300	661.266
4	NG0+027.175	661.228
5	NG0+035.275	661.235
6	NG0+046.459	661.180
7	NG0+059.101	661.339
8	NG0+071.519	661.391
9	NG0+084.461	661.333
10	NG0+098.038	661.259
11	NG0+109.948	661.283
12	NG0+123.718	661.318
13	NG0+137.743	661.451
14	NG0+149.623	661.383