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NTRAC Final Study - Nebraska Department of Roads - State of ...

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CHAPTER 7 – ENVIRONMENTAL AND SOCIAL IMPLICATIONS<br />

BIOLOGICAL RESOURCES<br />

The addition <strong>of</strong> peak period commuter trains to existing traffic on the BNSF Lincoln-Omaha line<br />

is not expected to increase noise levels significantly. That noted, there may be run<strong>of</strong>f impacts<br />

due to construction supporting commuter trains, i.e. siding improvements and new stations.<br />

Furthermore, poor maintenance by the railroad along the new sidings could result in the<br />

unintentional development <strong>of</strong> wetland habitat (a result <strong>of</strong> poor drainage). During detailed<br />

environmental analysis, the US Fish and Wildlife Service and the <strong>Nebraska</strong> Game and Parks<br />

Commission would be consulted to determine the existence and/or extent <strong>of</strong> impacts to<br />

threatened or endangered species. The existing rail corridor crosses the Platte River, as well as a<br />

number <strong>of</strong> streams and tributaries. Any proposed construction sites would be surveyed for<br />

possible wetlands and habitat impacts.<br />

The addition <strong>of</strong> buses to existing traffic on the existing corridors is not anticipated to increase<br />

existing noise levels significantly. That noted, there could be run<strong>of</strong>f impacts due to construction<br />

supporting express buses, i.e. park-and-ride facilities in Blair and Fremont. During detailed<br />

environmental analysis, the US Fish and Wildlife Service and the <strong>Nebraska</strong> Game and Parks<br />

Commission would be consulted to determine the existence and/or extent <strong>of</strong> impacts to<br />

threatened or endangered species.<br />

STREAMS AND DRAINAGE<br />

The commuter rail alternative would be located in existing rail right <strong>of</strong> way. The existing BNSF<br />

railroad corridor crosses the Platte River along with a number <strong>of</strong> streams and tributaries. Any<br />

crossing upgrades or siding construction could have an impact on streams and drainage. With<br />

increased traffic on the rail lines, maintenance <strong>of</strong> bridges could be more frequent. Water quality<br />

could be impacted by run<strong>of</strong>f from construction activities for siding and station improvements.<br />

Any proposed construction would be evaluated during a detailed environmental analysis.<br />

The express bus alternatives would be located in existing road right <strong>of</strong> way. The existing<br />

Interstate and <strong>State</strong> highway corridors cross the Platte River along with a number <strong>of</strong> streams and<br />

tributaries. Since the buses would not contribute much additional traffic on the existing corridors,<br />

impacts to streams and drainage as a result <strong>of</strong> the increase in traffic along the routes are<br />

anticipated to be minimal. That noted, surface water quality could be impacted by storm water<br />

run<strong>of</strong>f from construction activities for park-and-ride lots in Fremont and Blair. Any proposed<br />

construction sites would be evaluated during a detailed environmental analysis.<br />

TRANSPORTATION<br />

The commuter rail alternative would impact the existing transportation network in Omaha and<br />

Lincoln: transit operators MAT in Omaha and StarTran in Lincoln would meet the new trains.<br />

The alternative may impact the existing public conveyance systems between Lincoln and Omaha<br />

– such entities as Greyhound, Dashabout, and Eppley Express: there may be competitive issues<br />

with those carriers. And it would impact the transportation facilities along the BNSF line<br />

between Omaha and Lincoln: there likely would be capacity issues, particularly if BNSF were to<br />

increase volumes on the line. The commuter trains could decrease motor car traffic on I-80. The<br />

384180<br />

NEBRASKA TRANSIT CORRIDORS STUDY<br />

Page 7 - 3<br />

WILBUR SMITH ASSOCIATES

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