Environmental Site Assessment Guidelines - Ohio Department of ...
Environmental Site Assessment Guidelines - Ohio Department of ...
Environmental Site Assessment Guidelines - Ohio Department of ...
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7. PHASE I ENVIRONMENTAL SITE ASSESSMENT ..............................................................28<br />
7.1 ELEMENTS OF THE PHASE I ENVIRONMENTAL SITE ASSESSMENT .....................................28<br />
7.1.1 Executive Summary .............................................................................................28<br />
7.1.2 Introduction ..........................................................................................................28<br />
7.1.3 Geographical/Geological Setting <strong>of</strong> the Project Study Area .............................29<br />
7.1.4 <strong>Site</strong>-Specific Information .....................................................................................29<br />
7.1.4.1 <strong>Site</strong> History ....................................................................................................29<br />
A. Aerial Photographs .......................................................................................................................... 30<br />
B. Fire Insurance Maps ........................................................................................................................ 30<br />
C. City/County Business Directories .................................................................................................... 31<br />
7.1.4.2 Supplemental Sources ...................................................................................31<br />
A. Property Deeds ................................................................................................................................ 31<br />
B. County Atlases or Plat Maps ........................................................................................................... 31<br />
C. Historical USGS Topographic Maps ................................................................................................ 31<br />
D. Property Tax Files ........................................................................................................................... 32<br />
7.1.4.3 Regulatory Records Review ...........................................................................32<br />
7.1.4.4 Interviews .......................................................................................................33<br />
7.1.4.5 <strong>Site</strong> Reconnaissance .....................................................................................33<br />
A. <strong>Site</strong> Reconnaissance <strong>of</strong> Adjacent Properties ....................................................................................... 35<br />
7.1.4.6 Proposed Right-<strong>of</strong>-Way and Construction Activities .......................................36<br />
7.1.4.7 Diagram .........................................................................................................36<br />
7.1.4.8 Conclusions and Recommendations ..............................................................36<br />
A. Minor Projects .................................................................................................................................. 36<br />
B. Major Projects .................................................................................................................................. 37<br />
7.2 REPORTING REQUIREMENTS ...........................................................................................38<br />
7.3 PHASE I ESA UPDATES ..................................................................................................39<br />
8. PHASE II ENVIRONMENTAL SITE ASSESSMENT WORK PLAN ......................................40<br />
8.1 ELEMENTS OF THE PHASE II ESA WORK PLAN ................................................................40<br />
8.1.1 Introduction ..........................................................................................................40<br />
8.1.2 Field Activities and Sampling Procedures .........................................................40<br />
8.1.2.1 Soil Boring/Monitoring Well Locations ............................................................40<br />
8.1.2.2 Sampling Methods .........................................................................................41<br />
8.1.2.3 Field Screening and Sample Selection Methods ............................................41<br />
8.1.2.4 Analytical Methods .........................................................................................42<br />
8.1.2.5 Quality Assurance/Quality Control ..................................................................42