Laserfiche WebLink
WORK PLAN FOR LIMITED SITE INVESTIGATION <br />Sandhu Property Tracy, California <br />October 22, 2021 Terracon Project No. NA217074 <br />Responsive Resourceful Reliable 2 <br />REC/Site Concern Description <br />Former Chevron <br />Pipeline Spill to the <br />East <br />Offsite soil borings SB1, SB7, SB10, and SB11, located in a linear <br />fashion approximately 100 feet east of the site, reported maximum <br />TPH-g and TPH-d concentrations in exceedance of the 2019 <br />Department of Toxic Substance Control (DTSC) screening levels for <br />commercial/industrial soil. Based on the reported TPH concentrations <br />in exceedance of screening levels for commercial/industrial soil and <br />the distance of the release relative to the site, the crude oil release <br />represents an environmental concern to the site. <br /> SCOPE OF SERVICES <br />2.1 Objectives <br />The objective of the proposed LSI is to assess the presence of chemicals commonly associated <br />with the identified site concerns at concentrations above laboratory reporting limits in the on-site <br />soil. <br />2.2 Pre-Mobilization Activities <br />Terracon has a commitment to the safety of all its employees. As such, and in accordance with <br />our Incident and Injury Free® safety culture, Terracon will develop a safety plan to be used by our <br />personnel during field services. Prior to commencement of on-site activities, Terracon will hold a <br />meeting to review health and safety needs for this specific project. At this time, we anticipate <br />performing fieldwork in an Occupational Safety and Health Administration (OSHA) Level D work <br />uniform consisting of hard hats, safety glasses, protective gloves, and steel-toed boots. <br />Prior to the initiation of field activities, Terracon will perform the following activities: <br />n Obtain soil boring permit from the San Joaquin County Department of <br />Environmental Health (SJCDEH); and, <br />n Schedule a private utility locating service survey to locate potential utilities near the <br />proposed boring locations. <br />2.3 Work Plan <br />Terracon has provided this letter Work Plan to the SJCDEH detailing the methodologies described <br />below. Any SJCDEH comments to the letter Work Plan will be incorporated into a final plan.