Two Colorado River Aqueduct Rehabilitation Projects
Two Colorado River Aqueduct Rehabilitation Projects
Summary
SCH Number
2010118046
Lead Agency
Metropolitan Water District of Southern California
Document Title
Two Colorado River Aqueduct Rehabilitation Projects
Document Type
NOE - Notice of Exemption
Received
Document Description
Preliminary design for repair of the Iron Mountain Tunnel. The design will address tunnel strengthening and corrosion protection of the deteriorated tunnel. Planned activities include field surveys and geotechnical investigations, preparation of a preliminary design report and environmental documentation, and development of a cost estimate. Preliminary design for repair of the San Jacinto Tunnel east entrance adit. Planned activities include field surveys and geotechnical investigations, preparation of a preliminary design report and environmental documentation, and development of a cost estimate a preliminary design report and environmental documentation, and development of a cost estimate.
Categorical Exemption: Class 6, Section 15306
The proposed project consists of basic data collection, research, experimental management, and resource evaluation activities, which do not result in a serious or major disturbance to an environmental resource. These may be strictly for information gathering purposes, or as part of a study leading to an action, which a public agency has not yet approved, adopted, or funded. The proposed project involves only feasibility or planning studies for possible future actions, which the agency, board, or commission has not approved, adopted, or funded does not require preparation of an EIR or Negative Declaration but does require consideration of environmental factors. This section does not apply to the adoption of a plan that will have a legally binding effect on later activities.
