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where the wall transitions to the existing river bank. Rip rap will be limited to <br />these banks as shown on the Plans <br />The resulting cost estimate is based on performing only minor berm shaping and <br />grading east of river stationl6+. Berm excavation in the area of the buried gas <br />pipeline will be less than one foot, Grading and shaping in this area mainly <br />consists of minor embankment. According to the slope and bank stability <br />analysis, the !grading and shaping will have no adverse structural effects on the <br />existing embankment or buried pipeline. <br />If you have any questions or need clarifications concerning this estimate, please <br />contact me. <br />Sincerely,°" „.. ?, <br />s on; <br />Bruce F. U Z <br />Encl. as 4