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SCOPE OF SERVICES CITY OFSANTAANA SANTA ANA BOULEVARD GRADE SEPARATION -, MARK THOMAS Areas where a separate technical study will not be identified or required, that no revisions to the prepared but are assumed to require more than a CEQAINEPA documentation itself(or new, cursory discussion are presented below. supplemental, or subsequent environmental Biological Resources -there are some species documentation) will be required, that no that have had changes to their listing status since meaningful modifications to any measures will be required, and that no recirculation or public the NEPA CE was adopted. This includes Monarch butterfly, burrowing owl, and Crotch's bumblebee. availability of the CEQAINEPA documentation will Based on the conditions at the project site, it is not be required. It is assumed that no new laws or expected that suitable habitat is present and it is regulations will be identified since adoption of the therefore expected that there would be no potential NEPA documentation that require analysis, for impacts to any listed species. The biological evaluation, or documentation beyond that identified resources effort will consist of obtaining an in this scope of work. updated Unites States Fish and Wildlife Service Based on the results of the above analyses a species list and conducting a review the California determination will be provided on the NEPAICEQA Natural Diversity Database to identify any species Re-Validation Form regarding the validity of the with the potential to be present/occur. Fallowing existing NEPA determination and findings. It is the review of this information, a field visit will be assumed that the finding will be that the NEPA conducted to confirm that no suitable habitat is documentation is still valid in conjunction with the present and that these species do not have the above listed analyses and that no further action is potential to be present. It is assumed that no required related to environmental documentation. species will have the potential to be present and As part of the ER effort, the Environmental that no additional biological evaluation or studies Commitment Record (ECR)will be updated to will be required. It is assumed that the biological reflect any changes, additions, or deletions to the resources information will be directly incorporated measures included in the previously adopted into the ER. NEPA documentation. The ECR will be an Cultural Resources—The cultural resources attachment to the ER. Finally, the Transportation effort will consist of conducting a record search to Air Quality Conformity Findings Checklist will be confirm that no resources have been identified that prepared as an attachment to the ER, are eligible for listing on the National Register of 6.3 Technical Study Updates Historic Places (NRHP) or California Register of Historical Resources (CRHR). In addition, a review Preparation of all technical analyses and reports will be conducted to confirm that no resources that will follow local, state, and federal environmental were not previously of age would now require guidelines, primarily consisting of the Caltrans evaluation. It is expected that no resources will be SER website, Caltrans Project Development present that are eligible for listing on the National Procedures Manual, local and state CEQA Register of Historic Places or California Register of Guidelines, and FHWA Technical Advisory Historical Resources, that no resources will require 6640.81 Guidance on Preparing and Processing evaluation, and that the cultural discussion will be Environmental and Section 4(t) Documents. The directly incorporated into the ER. formats to be used for the technical studies will Water Quality—The water quality effort will follow the guidance available on the Caltrans SER consist of reviewing the list of impaired water website as of the date that those studies are bodies to confirm no changes have occurred and initiated. no new water bodies are listed as impacted, and Only those technical studies identified in this scope updating any information, regulations, and regional of work are assumed or included. Any other permits information that is now outdated. This technical studies or efforts are assumed to be not. discussion will be directly incorporated into the ER. required, or will be addressed/prepared by others It is assumed that no new mitigation, or elimination and provided to ICF. For this scope of work, the or reduction of mitigation commitments, will be technical studies for which a specific scope of work