Under contract to the Department of Water Resources, Aspen prepared an IS/MND and obtained Corps of Engineers (Clean Water Act Section 404), CDFG (Fish and Game Code Section 1602 Streambed Alteration Agreement), RWQCB (Clean Water Act Section 401 Water Quality Certification), SWRCB (Clean Water Act Section 402 General Permit [storm water discharges] compliance), and USFS authorizations to repair three access sites to the California Aqueduct and to seismically retrofit a bridge along Piru Creek. Additional services included preparing a USFS Biological Evaluation/Biological Assessment, a Habitat Mitigation and Monitoring Plan, conducting pre-construction sensitive species surveys, and conducting construction monitoring and worker training. In addition, Aspen assisted the restoration of affected areas by working with construction personnel to install native plants as part of the construction activities.