Definition of Environmentally sensitive site

Environmentally sensitive site means, as classified under the Unified Soil Classification System as published by the American Geologic Institute or ASTM designation: D 2487-85, any site where the native soils outside or un der the tank zone are materials where more than half of the material is larger than no. 200 sieve size. As used herein, tank zone means the native soils immediately out side the excavation area or nearest native soil under the tank. The following classifications of soil descriptions are considered environmentally sensitive:
Sample 1 Sample 2