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<br />Table 6-3 <br /> <br />I <br /> <br />I <br /> <br />Floodway Table <br /> <br />Lena Gulch <br /> <br />I <br /> <br />FLOODPLAIN DATA <br /> <br />LOCATION <br /> <br />I <br /> <br />0.5-FOOT RISE FLOODWAY DATA <br /> <br />1-FOOT RISE <br />-- <br />LOOKING DOWNSTREAM <br /> <br />FLOODWAY DATA <br /> <br />DISTANCES LOOKING DOWNSTREAM <br /> <br />FLOODWAY WIDTH <br />LEFT RIGHT TOTAL <br />(FT) (FT) (FT) <br /> <br />MEAN <br />VEL. <br />(FPS) <br /> <br />FLOODWAY <br />ELEV. <br />(FT) <br /> <br />540 <br />530 <br /> <br />MEAN <br />VEL. <br />(FPS) <br /> <br />- <br />5.5 <br />5.6 <br /> <br />FLOODWA Y <br />ELEV. <br />(FT) <br /> <br />DISTANCES <br /> <br />FLOOOWAY WIDTH <br />LEFT RIGHT TOTAL <br />(FT) (FT) (FT) <br /> <br />500-YR DATA <br /> <br />FLOOD <br />ELEY. <br />(FT) <br /> <br />DIS- <br />CHARGE <br />(CFS) <br /> <br />50-YR DATA <br /> <br />FLOOO <br />ELEV. <br />(FT) <br /> <br />DIS- <br />CHARGE <br />(CFS) <br /> <br />10-YR DATA <br /> <br />FLOOD <br />ELEV. <br />(FT) <br /> <br />DIS- <br />CHARGE <br />(CFS) <br /> <br />F.P. <br />WIDTH <br />(FT) <br /> <br />MEAN <br />VEL. <br />(FPS) <br /> <br />100-YR DATA <br /> <br />FLOOD <br />ELEY. <br />(FT) <br /> <br />THALWEG <br />ELEY. <br />(FT) <br /> <br />DIS- <br />CHARGE <br />(CFS) <br /> <br />SECT. <br /># <br /> <br />RCH <br /># <br /> <br />SHT <br /># <br /> <br />I <br /> <br />5790.3 <br />5790.0 <br /> <br />590 <br />590 <br />* <br /> <br />50 <br />60 <br /> <br />540 <br />530 <br /> <br />5792.1 <br />5792.4 <br /> <br />5700 <br />5700 <br /> <br />5789.3 <br />5789.5 <br /> <br />1670 <br />1670 <br /> <br />5787.1 <br />5787.2 <br /> <br />810 <br />810 <br /> <br />760 <br />760 <br />390 <br /> <br />5.8 <br />3.7 <br /> <br />5789~8 <br />5790.0 <br /> <br />5784.7 <br />5784.8 <br />5786.8 <br /> <br />2150 <br />2150 <br />2150 <br /> <br />312.45 <br />312.50 <br />314.20 <br /> <br />L-6 <br />L-6 <br />L-6 <br /> <br />7 <br />7 <br />7 <br /> <br />I <br /> <br />5.1 <br />5.0 <br /> <br />5790.1 <br />5790.0 <br /> <br />5.9 <br /> <br />5.9 <br /> <br />4.4 <br /> <br />5.6 <br /> <br />5.9 <br /> <br />4.5 <br /> <br />1.7 <br />9.5 <br />7.9 <br /> <br />5797.3 <br />5793.4 <br />5800.5 <br />5799.3 <br />5801.3 <br />5799.9 <br />5802.2 <br />5801.6 <br />5807.8 <br />5804.4 <br />5811.7 <br />5811.3 <br /> <br />5815.5 <br />5823.0 <br />5833.3 <br /> <br />- <br />5839.9 <br />5843.8 <br />5854.2 <br />5860.3 <br />5867.0 <br />5868.6 <br /> <br />5876 <br />5873 <br /> <br />620 <br />595 <br />* <br /> <br />195 <br />100 <br />185 <br />150 <br />190 <br />115 <br />205 <br />90 <br />190 <br />110 <br />200 <br />150 <br /> <br />570 <br />70 <br />220 <br />325 <br />15 <br />150 <br />10 <br />90 <br />20 <br />135 <br /> <br />40 <br />240 <br />520 <br />415 <br />215 <br />175 <br />50 <br />21 <br /> <br />80 <br />65 <br /> <br />-355 <br />60 <br />-390 <br />80 <br />-370 <br />15 <br />-290 <br />45 <br />-290 <br />65 <br />-390 <br />10 <br /> <br />10 <br />15 <br />190 <br />310 <br />o <br />360 <br />';'10 <br />450 <br />10 <br />545 <br /> <br />10 <br />545 <br />470 <br />405 <br />205 <br />165 <br />40 <br />11 <br /> <br />550 <br />40 <br />575 <br />70 <br />560 <br />100 <br />495 <br />45 <br />480 <br />45 <br />590 <br />140 <br /> <br />6.4 <br /> <br />6.5 <br /> <br />7 <br /> <br />4 <br /> <br />6.5 <br /> <br />.4 <br /> <br />5 <br /> <br />. <br />7.1 <br /> <br />8.6 <br /> <br />7.3 <br /> <br />8.0 <br /> <br />- <br />6.2 <br />7.0 <br />7.4 <br />11.4 <br />14.9 <br /> <br />8 <br />3 <br /> <br />- <br />5893.6 <br />5906.2 <br />5911.5 <br />5918.3 <br />5926.3 <br /> <br />560 <br />55 <br />30 <br />15 <br />15 <br />-210 <br />20 <br />-360 <br />10 <br />-410 <br /> <br />30 <br />-305 <br />50 <br />10 <br />10 <br />10 <br />10 <br />10 <br /> <br />6.2 <br /> <br />3.5 <br />9.5 <br />7.3 <br />8.4 <br /> <br />5797.6 <br />5793.4 <br />5800.7 <br />5799.6 <br />5801.6 <br />5800.3 <br />5802.4 <br />5801.6 <br />5808.1 <br />5804.4 <br />5812.2 <br />5811.3 <br /> <br />5815.5 <br />5823.1 <br />5834.0 <br /> <br />- <br />5839.9 <br />5844.1 <br />5854.2 <br />5860.3 <br />5867.0 <br />5868.6 <br /> <br />150 <br />70 <br />140 <br />110 <br />140 <br />100 <br />150 <br />80 <br />140 <br />100 <br />140 <br />150 <br /> <br />8.5 <br /> <br />520 <br />70 <br />190 <br />325 <br />15 <br />150 <br />10 <br />90 <br />20 <br />135 <br /> <br />-355 <br />30 <br />-390 <br />40 <br />-370 <br />15 <br />-290 <br />40 <br />-290 <br />65 <br />-390 <br />10 <br /> <br />10 <br />15 <br />170 <br />310 <br />o <br />360 <br />-10 <br />450 <br />10 <br />545 <br /> <br />505 <br />40 <br />530 <br />70 <br />510 <br />85 <br />450 <br />40 <br />430 <br />35 <br />530 <br />140 <br /> <br />5798.2 <br /> <br />5700 <br /> <br />5794.7 <br /> <br />1620 <br /> <br />5792.4 <br /> <br />505 <br /> <br />760 <br /> <br />9.1 <br /> <br />5793.4 <br /> <br />5789.3 <br /> <br />2100 <br /> <br />316.75 <br /> <br />L-6 <br /> <br />7 <br /> <br />I <br /> <br />5800.4 <br /> <br />5700 <br /> <br />5799.4 <br /> <br />1620 <br /> <br />5798.7 <br /> <br />505 <br /> <br />830 <br /> <br />5.1 <br /> <br />5798.9 <br /> <br />5789.8 <br /> <br />2100 <br /> <br />317.12 <br /> <br />L-6 <br /> <br />7 <br /> <br />5801.3 <br /> <br />5700 <br /> <br />5800.0 <br /> <br />1620 <br /> <br />5799.1 <br /> <br />505 <br /> <br />650 <br /> <br />5.6 <br /> <br />5799.5 <br /> <br />o <br /> <br />5791 <br /> <br />2100 <br /> <br />317.70 <br /> <br />L-6 <br /> <br />7 <br /> <br />I <br /> <br />5802.7 <br /> <br />5700 <br /> <br />5801.6 <br /> <br />1620 <br /> <br />5800.4 <br /> <br />505 <br /> <br />580 <br /> <br />6.5 <br /> <br />5801.6 <br /> <br />5797.5 <br /> <br />2100 <br /> <br />319.13 <br /> <br />L-6 <br /> <br />7 <br /> <br />5807.8 <br /> <br />5700 <br /> <br />.1 <br /> <br />5804 <br /> <br />1620 <br /> <br />5803.7 <br /> <br />505 <br /> <br />no <br /> <br />5.5 <br /> <br />5804. 1 <br /> <br />5798.8 <br /> <br />2100 <br /> <br />319.70 <br /> <br />L-6 <br /> <br />7 <br /> <br />7 <br /> <br />I <br /> <br />510 <br />55 <br />20 <br />15 <br />15 <br />-210 <br />20 <br />-360 <br />10 <br />-410 <br /> <br />5812.1 <br /> <br />5816.6 <br />5825.3 <br />5834.3 <br /> <br />5700 <br /> <br />5700 <br />5700 <br />5700 <br />5000 <br /> <br />5811.3 <br /> <br />5815.2 <br />5822.5 <br />5833.6 <br />5839.5 <br /> <br />1620 <br /> <br />1620 <br />1620 <br />1620 <br />1320 <br /> <br />5810.1 <br /> <br />5814.4 <br />5821.2 <br />5832.1 <br />5839.5 <br /> <br />505 <br /> <br />775 <br />775 <br />775 <br />475 <br /> <br />780 <br /> <br />no <br />70 <br />440 <br />325 <br />380 <br /> <br />6.2 <br /> <br />3.1 <br />9.7 <br />6.2 <br />8.5 <br /> <br />5811.3 <br /> <br />5815.5 <br />5823.0 <br />5833.3 <br /> <br />4 <br /> <br />5806.1 <br />5817.1 <br />5826.5 <br />5832.2 <br />5836.9 <br /> <br />5805 <br /> <br />2100 <br /> <br />2100 <br />2100 <br />2100 <br />2100 <br />2100 <br /> <br />325.38 <br /> <br />325.93 <br />331.10 <br />335.45 <br />338.15 <br />339.78 <br /> <br />L-6 <br /> <br />L-7 <br />L-7 <br />L-7 <br />L-7 <br />L-7 <br /> <br />7 <br />6 <br />6 <br />6 <br />6 <br /> <br />I <br /> <br />- <br />5844. 1 <br /> <br />- <br />5839.5 <br /> <br />I <br /> <br />5862.4 <br /> <br />5000 <br /> <br />5894.2 <br /> <br />1320 <br /> <br />5854.2 <br /> <br />5867.0 <br /> <br />475 <br /> <br />475 <br /> <br />470 <br /> <br />550 <br /> <br />8.6 <br /> <br />7.3 <br /> <br />5854.2 <br /> <br />5867.0 <br /> <br />5851.8 <br /> <br />5865.1 <br /> <br />2100 <br /> <br />2100 <br /> <br />347.50 <br /> <br />68 <br /> <br />351. <br /> <br />L-7 <br /> <br />L-7 <br /> <br />6 <br /> <br />5 <br /> <br />7.3 <br /> <br />8.8 <br /> <br />- <br />6.7 <br />7.5 <br />8.4 <br />11. 7 <br />14.8 <br /> <br />5876.8 <br />5873.3 <br /> <br />. <br />5894.0 <br />5906.6 <br />5911 .8 <br />5918.7 <br />5926.3 <br /> <br />40 <br />240 <br />495 <br />290 <br />170 <br />115 <br />50 <br />21 <br /> <br />10 <br />545 <br />445 <br />280 <br />160 <br />105 <br />40 <br />11 <br /> <br />30 <br />-305 <br />50 <br />10 <br />10 <br />10 <br />10 <br />10 <br /> <br />5870.0 <br /> <br />5874.0 <br /> <br />- <br /> <br />5893.9 <br />5906.7 <br />5912.2 <br />5920.5 <br />5931.6 <br /> <br />5000 <br /> <br />5000 <br /> <br />- <br />4650 <br />4650 <br />4650 <br />4500 <br />4500 <br /> <br />5867.0 <br /> <br />5876.8 <br /> <br />- <br />5893.1 <br />5905.7 <br />5911.0 <br />5917.4 <br />5925. 1 <br /> <br />1320 <br /> <br />1320 <br /> <br />- <br />1675 <br />1675 <br />1675 <br />1700 <br />1750 <br /> <br />5876.8 <br /> <br />- <br /> <br />5892.6 <br />5905.2 <br />5910.6 <br />5916.1 <br />5922.~ <br /> <br />475 <br /> <br />- <br />760 <br />760 <br />760 <br />800 <br />800 <br /> <br />580 <br /> <br />595 <br />520 <br />300 <br />240 <br />70 <br />20 <br /> <br />6.3 <br /> <br />- <br />5.9 <br />8.0 <br />6.7 <br />10.9 <br />14.9 <br /> <br />5876.8 <br /> <br />- <br />5893.2 <br />5905.9 <br />5911.2 <br />5918.1 <br />5926.3 <br /> <br />58n.9 <br /> <br />5877.1 <br />5890.9 <br />5902.7 <br />5907.7 <br />5913.5 <br />5918.0 <br /> <br />2100 <br /> <br />2100 <br />2150 <br />2150 <br />2150 <br />2250 <br />2250 <br /> <br />354.32 <br /> <br />356.50 <br />361.58 <br />366.70 <br />368.85 <br />370.52 <br />371.55 <br /> <br />L-8 <br /> <br />L-8 <br />L-8 <br />L-8 <br />L-8 <br />L-8 <br />L-8 <br /> <br />5 <br /> <br />5 <br />5 <br />5 <br />5 <br />5 <br />5 <br /> <br />I <br /> <br />I <br /> <br />14.6 <br />9.2 <br />9.9 <br />13.5 <br />14.5 <br /> <br />5928.5 <br />5930.8 <br />5940.0 <br />5950.5 <br />5956.6 <br /> <br />21 <br />55 <br />30 <br />* <br />* <br /> <br />11 <br />40 <br />15 <br /> <br />10 <br />15 <br />15 <br /> <br />14.5 <br />9.6 <br />12.9 <br />13.5 <br />14.5 <br /> <br />5928.5 <br />5931.4 <br />5940.0 <br />5950.5 <br />5956.6 <br /> <br />21 <br />30 <br />30 <br />* <br />* <br /> <br />11 <br />15 <br />15 <br /> <br />10 <br />15 <br />15 <br /> <br />5936.2 <br />5936.4 <br />5942. 1 <br />5953.9 <br />5958.6 <br /> <br />4500 <br />4500 <br />4500 <br />4500 <br />4500 <br /> <br />5927.0 <br />5928.9 <br />5939. 1 <br />5949.6 <br />5949.6 <br /> <br />1750 <br />1750 <br />1750 <br />1750 <br />1750 <br /> <br />5926.2 <br />5928.4 <br />5937.3 <br />5947.7 <br />5949.3 <br /> <br />800 <br />800 <br />800 <br />800 <br />800 <br /> <br />250 <br />100 <br />110 <br />30 <br />30 <br /> <br />14.7 <br />12.6 <br />10.4 <br />13.4 <br />4.9 <br /> <br />5928.4 <br />5929.2 <br />5940.0 <br />5950.5 <br />5956.6 <br /> <br />5920.0 <br />5926.3 <br />5934.4 <br />5945. 1 <br />5947.1 <br /> <br />2250 <br />2250 <br />2250 <br />2250 <br />2250 <br /> <br />372.80 <br />373.40 <br />377.32 <br />383.35 <br />384.42 <br /> <br />L-9 <br />L-9 <br />L-9 <br />L-9 <br />L-9 <br /> <br />5 <br />5 <br />4 <br />4 <br />4 <br /> <br />I <br /> <br />I <br /> <br />10.1 <br />9.9 <br />10.7 <br />12.3 <br /> <br />5962.6 <br />5964.2 <br />5977.5 <br />5993.0 <br /> <br />* <br />* <br />55 <br />35 <br /> <br />40 <br />20 <br /> <br />15 <br />15 <br /> <br />10.1 <br />9.9 <br />10.7 <br />12.3 <br /> <br />5962.6 <br />5964.2 <br />5977~5 <br />5993.0 <br /> <br />* <br />* <br />55 <br />35 <br /> <br />40 <br />20 <br /> <br />15 <br />15 <br /> <br />5964.5 <br />5967.2 <br />5979.3 <br />5995.1 <br /> <br />4500 <br />4500 <br />4275 <br />4275 <br /> <br />5962.1 <br />5963.4 <br />5977.0 <br />5992.0 <br /> <br />1750 <br />1750 <br />1590 <br />1590 <br /> <br />5960.9 <br />5961.6 <br />5975.7 <br />5989.8 <br /> <br />800 <br />800 <br />700 <br />700 <br /> <br />70 <br />70 <br />70 <br />100 <br /> <br />10.0 <br />9.9 <br />9.1 <br />10.5 <br /> <br />5962.6 <br />5964.2 <br />5977.5 <br />5993.0 <br /> <br />5958.2 <br />5959.5 <br />59n.2 <br />5985.5 <br /> <br />2250 <br />2250 <br />2050 <br />2050 <br /> <br />388.03 <br />388.92 <br />392.75 <br />396.36 <br /> <br />L-10 <br />L-10 <br />L-10 <br />L-10 <br /> <br />4 <br />4 <br />4 <br />4 <br /> <br />I <br /> <br />I <br /> <br />21 <br /> <br />I <br /> <br />I <br />