WebNov 8, 2024 · • Excavate for two (2) 6-inch diameter by 30-foot-long culverts placed within the inboard ditch and cover with gravel to facilitate equipment ingress and egress; • Use an excavator, grader, backhoe, bobcat and/or roller to spread ¾ -inch gravel throughout the entire site and compact; WebIf a masticator is used, a dozer may be employed to accumulate and pile ground mulch for use on finished sur- faces. ! Following clearing operations, a dozer equipped with rippers shall decompact the inboard ditch and the cutbench portion of the road to …
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Webto drain the cutbank and inboard ditch as well as the road surface. See BMP-Ditch Relief Culver t which may be used in conjunction with rolling dips. Rolling Dips are smooth, … Webinboard ditch construction, and stockpiling of sediment and debris. Additionally, the project may have included the filling of wetlands, sidecasting of fill material above Hathaway … agv full face
Stream monitoring stations in the Redwood Creek watershed.
WebFeb 11, 2024 · A second out-sloped rock-lined ditch will be installed on the road 150 ft uphill of the first dip. Work for this encroachment will include, excavation, removal of the ditch … WebWhere diverted water runs down the road or ditch and then onto a natural slope, a new stream channel will be incised to accommodate the flows. This can involve large amounts of erosion as a ... the presence of the inboard ditch and the orientation of the road bed, which tends to keep flows moving down the road rather than across the road (Best ... WebBoulders and large wood unearthed during excavation were used to armor and roughen the stream banks, and excavated fill material was placed in a stable location near-by. Prior to removal 3,800 ft (1,160 m) of unpaved road and inboard ditch discharged fine sediment directly into the stream at the crossing. agv garelli immobilier