Agmt17 City of Menlo Park - Atherton Channel maintenance

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b. Remove vegetation and mow levee slopes and top of bank using hand tools. c. Remove trees, shrubs, and emergent wetland plants from the Channel if they are below ordinary high water and are restricting the capacity of the Channel or are causing erosion. d. Prune branches overhanging the Channel and impacting water flows. Branches in the lower third of any woody plant and less than three (3) inches in diameter may be trimmed. e. Trim understory ground cover and vines (e.g., mugwort, blackberry, ferns) only as needed. Cut off woody and herbaceous plants, fallen trees or trunks lodged in the bed or bank causing flow restriction at the bed or bank invert with small tools and remove with winch and cable. Root structures shall not be excavated or disturbed. No vegetation shall be removed by excavation or cutting off below the soil. g. No equipment shall be operated within the drip line of trees. Protective fencing shall be placed around the drip lines to prevent compaction of the root zone. No bulldozers, backhoes, or other heavy equipment shall be used to remove trees. 3. Remove invasive, non-native plants using hand tools. 4. Allow wildlife to leave the project site unharmed if encountered during the maintenance activities. 5. All personnel/work crew shall receive the education session conducted by a qualified biological monitor or biologist on species that may be present at the site before commencement of work. 6. Spoils shall not be placed where it could enter the stream, riparian or wetland areas. Spoils shall be deposited at the end of Haven Court cul-de-sac on the pavement to de - water. Once dry, the debris will be disposed of by the City of Menlo Park and Recology. To the extent possible, vegetation, recyclable materials such as bottles and cans should also be separated out. If the City of Menlo Park cannot accommodate the spoils, the City of Redwood City shall transport and dispose of the spoils in accordance with statutes and regulations. The City of Redwood City shall bill the City of Menlo Park for actual, full costs associated with the testing, transport and disposal of spoils. PROTECTION OF CHANNEL: Pursuant to the CDFW SAA, the following measures shall be taken to protect the Channel: 1. A clamshell bucket, hand tools or a small mower shall be used to remove vegetation from the Channel. 2. No equipment shall be placed or operated in the Channel. 3. Mowing shall only occur on top of bank above ordinary high water level and shall not occur within the Channel or lower bank. ATTY/AGR.2017.231/City of Menlo Park - Maintenance Agreement