Geotechnical Investigations
Summary
SCH Number
2013098220
Public Agency
California Department of Parks and Recreation
Document Title
Geotechnical Investigations
Document Type
NOE - Notice of Exemption
Received
Posted
9/17/2013
Document Description
Conduct geotechnical investigation of soil at nine sites within paved roadways or on the adjacent shoulder areas in Armstrong Redwoods SNR to determine subsurface conditions for a direct drilled waterline. Work will bore nine holes approximately 15-35 feet deep; use a driven, down-hole sampler at various intervals to obtain soil samples; backfill dry holes with soil excavated, wet holes with cement grout; spread excess soil around borings away from drainage areas. the approximately 24' long, 8' wide, and 11' tall (mast-down) or 24' tall (mast-up) with an approximate weight of 19,000 lbs. truck-mounted drill rig equipped with 8-inch diameter hollow-stem augers requires a 12-foot-wide working area.
Contact Information
Name
Patricia Du Mont
Agency Name
California Department of Parks and Recreation
Contact Types
Lead/Public Agency
Phone
Email
Location
Counties
Sonoma
Other Location Info
Armstrong Redwoods State Natural Reserve
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
15304, 06; Class 4,6
Reasons for Exemption
Project consists of the minor public alterations in the condition of land, which do not involve the removal of healthy, mature, scenic trees and basic data collection ad resource evaluation activities, which do not result in a serious or major disturbance to an environmental resource.
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