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Show 4220 Allen- D 2241 of the witness as sand waves? A We were continually combatting the waves in the sense we had to avoid them at all times. BY THE SPECIAL MASTER: Q You are referring to sand waves, are you? A San waves, ordinary wave in the river. Q What do you call a sand wave? A It is a wave which is peculiar only to streams having an overload of silt; the exact explanation I wouldn't try to say; I know the formation; the river will be perfectly quiet when suddenly a slight wave will appear, or a series of waves, rather; this wave will build up, and up, and up, and at the same time the sand underneath these waves builds up; the wave is also in the sand, until finally it breaks backwards and the water quiets down. Ordinarily that phenomenon is continuous, that is, it will build up and break and run quiet for a few minutes, and then start building up again. Q At what stage of the water does that occur? A I would say every stage. Principally, probably, when the river is rising. Q What? A Principally when the river is rising. BY MR. BLACKMAR: Q Did you have occasion to observe the operation of |
