866.1DESCRIPTION—This work is furnishing, placement , maintenance, and removal of heavy duty silt
barrier fence.
866.2MATERIAL—
galvanized steel or aluminum.
geotextile to wire fabric.
866.3CONSTRUCTION—As shown on the Standard Drawings, as indicated, and as follows:
by the Representative. Fasten the geotextile securely to the top of the wire fabric , at a maximum spacing of 24 inches and to the posts. Keep sag to a minimum. Extend the geotextile and wire fabric a minimum of 8 inches into the excavated trench backfill the trench with the excavated soil, and compact.
clean heavy duty silt barrier fence by tapping the dry geotextile from the downstream side. When directed, provide rock filter outlets to replace undercut and overtopped sections of the heavy-duty silt barrier fence. When the fence is no longer needed, as directed, remove the fence, and restore the area as specified in Section 105.14.
866.4MEASUREMENT AND PAYMENT—
Department will pay for it at the contract unit price for Heavy Duty Silt Barrier Fence.
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