Object Class: Rapids
Acronym: RAPIDS (P,L,A)
Code: 107
Set Attribute_A: NOBJNM; OBJNAM; VERACC; VERLEN;
Set Attribute_B: INFORM; NINFOM; NTXTDS; SCAMAX; SCAMIN; TXTDSC;
Set Attribute_C: RECDAT; RECIND; SORDAT; SORIND;
Definition:
Portions of a stream with accelerated current where it descends rapidly but without a break in the slope of the bed sufficient to form a waterfall. Usually used in the plural. (IHO Dictionary, S-32, 5th Edition , 4228)
References:
INT 1: IC 22;
S-4: 353.5;
Remarks:
Distinction: current - non-gravitational; tidal stream - harmonic prediction; tidal stream - non-harmonic prediction; tidal stream panel data; tidal stream - time series; water turbulence; waterfall;