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Environmental Consulting <br />cannot be provided by CoSM, additional budget would be required for an excavation <br />subcontractor. Archeological survey of the entire study area is not |mdudod, nor are <br />archeological mon|hohng, temd|ng, or data recovery; historic buildings survey; or human <br />n*noeina identification/coordination/removal. One (1) map of the proposed action area will <br />be prepared to show the proposed action m|ta'o documented archeological resources <br />and/or historic buildings. <br />o Survey -level recordation of two archeological sites is assumed. Due to the prevalence of <br />alluvium and pa|eo-terrace soils within the overall project area, as well as many known <br />prehistoric sites in the region, extensive backhoe trenching (up to 20 field days) is <br />assumed. If required, historic bu||d|nge/otructuveaOe|d studies or archeological mon|todng, <br />testing, and/or data recovery excavations would take place under separate scope and <br />budget. This scope or work eaoumao that land is privately owned at the time of study and <br />therefore that co||ecUon/uurabon of artifacts would not be required. Any required materials <br />ouradionwould occur under separate scope and budget. <br />Impact ratings are the basis for determining whether onimpact is significant. The impact ratings identified <br />below will be explained for each resource in the EA document. <br />w Minor beneficial impact. <br />• No impact anticipated. <br />w Minor adverse impact that may require mitigation. <br />w Significant or potentially significant impact requiring avoidance or mod|Ocaton, which may require <br />anEnvironmental Impact Statement. <br />The duration of the potentialimpact will also be included in the evaluation. For the purposes of the EA <br />document, the duration of impacts will be defined as either short-term effects or long-term effects. <br />Subtask 3.7 Preliminary Draft HUD Environmental Assessment and TWDB Environmental Review <br />One portion ofthe EAwill consist ofthe HUD checklist bmmeet the requirements of24CFR 50and 24 CFR <br />58. The second portion of the EA will consist of the TWDB checklist to meet the requirements of 31 TAC <br />383. The third portion of the EA will consist of supporting technical reports/memoranda and mapping. <br />CoxJMcLain Environmental Consulting will perform a peer review and qualitV control check of the <br />Preliminary Draft EAprior todistribution toCoSKHand HUD. <br />Shortly after submittal, CoxK4cLeinEnvironmental Consulting will meet via conference call with CoSK0and <br />HUD personnel budiscuss content and key issues. |tiaassumed that uptotwo CQCoxK8cLa|n <br />Environmental Consulting staff will attend the conference call. One set ofnon-contradictory comments on <br />the Preliminary Draft EAimexpected from Co8M and HUD. <br />Atwo hundred i28O\page Preliminary Draft EAdocument, with graphics (color and black/white) is <br />assumed. It is also assumed this document will be transmitted electronically for comment. No paper <br />copies are anticipated with the Preliminary Draft EA. <br />Subtask 3.8 Public Review Draft HUD Environmental Assessment and TWDB Environmental Review <br />Following CoSM and HUD review of the Preliminary Draft EA, the document will be turned into the Public <br />Review Onuft EAfor public and agency distribution. By this point, only minor editorial changes are <br />expected. If substantive changes are required, a scope of work modification will be requested. <br />8401 Shoal Creek Blvd, Suite 100, Austin, TX 78757 512.338.2223 <br />