B08-Attachment_9_-_YELL_WWTPS_Geotechnical_Interpretive_Report_20230804.pdf

This document is a Geotechnical Interpretive Report for the YELL WWTPS (Yellowstone National Park Wastewater Treatment Plant System) project, which is related to the federal contract opportunity YELL 310533 Rehabilitate and Improve Old Faithful Water Treatment System.

The report provides geotechnical interpretations and recommendations based on subsurface exploration and laboratory testing conducted for the YELL WWTPS project. It includes details on the site conditions, soil and groundwater characteristics, and provides guidance on foundation design, earthwork, and construction considerations. The report is intended to assist in the planning and design of the YELL 310533 rehabilitation and improvement project for the Old Faithful water treatment system, which is being procured by the Department of the Interior National Park Service National Office.