Stabilization Phase 3 – Hand Auger Investigation
Summary
SCH Number
2023090036
Public Agency
California Department of Parks and Recreation
Document Title
Stabilization Phase 3 – Hand Auger Investigation
Document Type
NOE - Notice of Exemption
Received
Posted
9/5/2023
Document Description
This project will conduct geotechnical investigations in and around the historic John Marsh Home at Marsh Creek State Park to identify the soil conditions in and around the building. Proposed work will:
•Use a hand auger to complete four (4), 3-inch diameter by no more than 36-inch deep borings;
•Perform two (2) hand-operated dynamic cone penetrometer (DCP) soundings adjacent to the hand-auger boring locations to evaluate in-situ soil density and consistency (down to depths of 10 feet);
•Visually inspect representative samples from the hand-augered holes in the field and obtain samplesfor subsequent geotechnical laboratory testing; and
•Backfill the hand-auger borings with excavated soils or imported clean sand.
Contact Information
Name
Brad Michalk
Agency Name
California Department of Parks and Recreation
Job Title
Statewide CEQA Coordinator
Contact Types
Lead/Public Agency / Project Applicant / Parties Undertaking Project
Phone
Location
Coordinates
Counties
Contra Costa
Regions
Northern California
Cross Streets
Marsh Creek Road at Vineyards Parkway
Zip
94513
State Highways
4
Waterways
Marsh Creek
Other Location Info
Marsh Creek State Historic Park
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
15301, 15304 & 15306
Reasons for Exemption
Project consists of operation, repair, and maintenance of minor alteration of existing public or private structures, facilities, mechanical equipment, or topographical features, involving negligible or no expansion of use beyond current levels; minor public or private alterations in the condition of land and/or vegetation which do not involve removal of healthy, mature, scenic trees; and basic data collection, research and resource evaluation activities which do not result in a serious or major disturbance to an environmental resource, and is included as “soils and structural engineering tests” in the Department of Parks and Recreation’s list of exempt activities in accordance with CCR §15300.4;
Attachments
Notice of Exemption
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