- -65%
 
        
          
                
                
              
            
          
        
          
          AS 3778.4.10:2022 Measurement of water flow in open channels, Part 4.10: Measurement using flow gauging structures - End-depth method for estimation of flow in channels with a free overfall (ISO 18481:2017, IDT)
standard by Standards Australia , 06/09/2022