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;