Parks and Recreation, Department of
(California Department of Parks and Recreation)
Summit Canyon - Donner Creek Bridge Replacement
NOE - Notice of Exemption
Remove the failed bridge and replace with a new pedestrian bridge at Donner Memorial State Park to protect public health and safety. Work will:
Remove failed bridge with heavy equipment; dispose of failed bridge off-site.
Restore the road leading up to & away from the old bridge
Construct a minor 4' W causeway and full bench trail re-route to tie new bridge crossing into existing road and trail network; place class 2 road base on surface.
Excavate approximately 6-8" to place concrete abutments; face abutments and approaches with rock and motor facing.
Replace the failed bridge with a 50' Lx 5' W single span redwood engineered glulam pedestrian bridge just downstream of the existing.
Rehab construction area with slash, biomass and mulch
Follow best management practices; place straw wattles and slit fences to isolate work areas from creek. Place a tarp under bridge to catch debris during construction. Stage vehicles and materials at parking lot on existing disturbed surface and developed road.
Project consists of the replacement of an existing structure and facility on the same site as the structure replaced and serving substantially the same purpose and capacity and replacement of existing facilities located on the same site as the facility replaced and having substantially the same purpose and capacity and minor public alterations in the condition of land and/or vegetation which do not involve removal of healthy, mature, scenic trees except for forestry purposes consistent with the Department of Parks and Recreation's list of exempt projects in accordance with CCR § 15300.4.
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