90.93 Standard confirmed Jan 27, 2023
ISO
ISO/TC 113/SC 2 Flow measurement structures
International Standard
17.120.20 Flow in open channels
Specifies methods for the measurement of the flow of water in open channels under steady flow conditions. The flow conditions considered are free flow, which is dependent on the upstream head only, and drowned flow, which depends on both upstream and downstream water levels.
PUBLISHED
ISO 9827:1994
90.93
Standard confirmed
Jan 27, 2023