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1 <br /> <br /> Tahle 4. Average Ice Thickness Before and After Initiation of Fluctuations (Peaking) <br /> <br /> Average <br /> Estimated Water Depth at Average <br /> River Elevation Steady Flow Ice Thickness <br /> Mile (ft MSL) (ft) (ft) <br /> Before Peaking After Peaking <br /> 248.4 4649.0 6.2 0.64 0.70 <br /> 249.5 4649.5 4.7 0.68 0.69 <br /> 254.5 <br />256.8 4653.0 <br />4655.0 5.9 <br />~ 5.0 0.76 <br />0.63 0.84 <br />0.69 <br /> 258.3 4657.0 4.3 0.71 0.77 <br /> 262.0 4662.5 5.2 0.65 0.70 <br />' 265.4 4669.7 3.8 O.bS 0.66 <br /> 276.5 4685.5 4.1 0.68 0.63 <br /> 278.0 4687.0 4.3 0.61 0.70 <br /> 279.0 4688.0 5.0 0.68 0.69 <br /> 290.0 4703.0 2.1 0.57 0.61 <br /> 294.0 4710.1 4.2 0.65 0.75 <br /> 301.3 4721.5 7.0 0.65 0.77 <br /> 302.2 4723.0 7.3 0.71 0.69 <br />' 307.0 4730.5 5.4 0.98 * <br /> 308.2 4733.5 5.1 0.87 <br /> 316.3 4757.0 9.3 0.80 <br /> 316.6 4758.0 <br /> 319.0 4781.0 * * <br /> Averag e for all sections 5.2 0.70 0.71 <br /> * No ice cover <br /> <br /> <br />1 <br /> <br />1 <br /> <br />' 29 <br />