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FLOOD00573
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Last modified
11/23/2009 10:51:05 AM
Creation date
10/4/2006 9:22:05 PM
Metadata
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Template:
Floodplain Documents
County
Statewide
Community
Nemaha County Nebraska
Title
Langdon Bend Missouri River Fish and Wildlife Mitigation
Date
6/1/1995
Prepared For
US Army Corps of Engineers
Prepared By
Greenhorne & O'Mara, Inc.
Floodplain - Doc Type
Data (general)
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<br />I. <br />1_-. <br />( ".'~ <br />1"- <br />I <br />I <br />I <br />I <br />I <br />I <br />I, <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I:' <br />I <br /> <br />VOLUME m <br /> <br />93. Alternatives A!. A2. A3. detail pa&e 12. Tbc cost should be xevied usin&!be UDlvcni17 <br />uC oebraab vegetaU'VG dcvc10pmcat costs: <br /> <br />.. Grasslm1 . SI50/acre <br />b. Tree pbnri11glfacric mulch - $2OOOIacre <br /> <br />94. Tbc IaD4J IDll damaa- COlt need to be chaDpl as per c:omIIlellIK 60 above. Also tbese <br />cost axe actual cost and do DOt Deed contiDgeucie$ added to tbcm. <br /> <br />95. The E&D aDd SetA costs shuld be shown sepameJy UDder tile 30 IDd 31 lIWUWIII <br />~tively, and the prescDlages sbouId be dIaDged u per colJlDlenl 60 above. &tD IDd <br />s&.A should DOt be applied to Lands and Damages. <br /> <br />96. The estimate indicates that tbe refores1alioms shown in tbe supportiDg _ however, <br />it could not be fouDd in the backup iDrOI1D~tioD. <br /> <br />97. Quotes for ru~i"8 and mulehiD&. and va~~1and establidl~ were foUDd in the <br />supporting data. However, it is IIDClear how the estimator arrived IE the COlt in !be <br />estimate. Also the costs used for this item most likely include su!KonIractor made-ups. The <br />f'$f;mllf()r should not mark tbem up agam. Please verity aDd provld c1arific:atiua. <br /> <br />98. The clearing and grubbiDg sean to he exhe....Jy fast (1/2 acre per hour). Exbibits 4 <br />& 6 (Volume 1) show some of the ares to be heavily forested. the clearq aDd grubbillg <br />cost wuJd appear to be very low, even widl disposIl 0JHiIe. <br /> <br />99. The excavation production rates appear to be slow for the typeS of eqWpmeDl to be <br />used. Unless the water fllble i~ extremely high. tbe 12-G Gradershould be repIacecl with <br />loader aDd two trucks due to the baul distaJx:e and rough shaping requiremeDlS. <br /> <br />100. 111e prime conttactor overhead bas per diem rates oC$501\1&1. &his should be S7G-80 <br />per day. <br /> <br />101. Travel was not accounted for in the prime .....lh-.b. overbea4. <br /> <br />102. !'rime CODStraaOlS bome otfice is bigh ill ~ I. it sbould be 1 to 2 pel~ <br /> <br />103. use weighted profit. the 10 pcrtCDt used is to hiaIL <br />
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