The Section 4(f) Net Benefit Programmatic Evaluation was created in 2005. It provides a streamlined opportunity for Section 4(f) compliance when compared to completing an Individual Section 4(f) Evaluation. The…
Background Per- and polyfluoroalkyl substances (PFAS) are a group of manmade fluorinated chemicals that have been manufactured and used in a variety of industries since the 1940’s. They are persistent…
Commitments resulting from the environmental clearance document are intended to avoid, minimize, or mitigate impacts to environmental resources. These commitments vary in scope and may be derived from federal environmental…
Field test and model 12-15 low berms along different roadways and document the results. Compare the measured to the modeled results. Compare the results to typical structural noise barrier results.…
.1 To minimize the capital costs of an open caste mine by direct method of project appraisal techniques against the target levels of production (MT/annum) and Manpower (000’s). For e.g.,…
A nationwide survey of how transportation agencies from all levels are successfully communicating with both internal and external project partners throughout the Section 106 process. The survey would focus on…
Many bridges that have been determined eligible for the National Register of Historic Places possess concrete components in need of repair. The Secretary of Interior Standards for concrete repair cannot…
Working to complete will update
Emission factors versus speed curves generated using the MOVES3 model exhibit very anomalous behavior at higher road grades that are within the range encountered in project-level air quality analyses for…
Regulatory requirements for conducting quantitative project-level analyses for particulate matter (PM) were introduced by EPA with the release of the MOVES model in 2010. This proposed study would prepare a…