Special DistrictCA
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Closes
Aug 12, 2026
Autoplex Siphon Cleaning and Lining
The siphon is triple 8" DI.P. pipes and is approximately 153 feet long. The pipes extend under the flood control channel at a depth of approximately 24 feet lower than the surface near the manholes. At the manholes the pipes are about 10 feet deep. The Westerly of the three siphon pipes (Pipe C) has previously been lined and will not need to be lined. cleaning of siphons to remove wastewater, settled solids, roots, soil, mineral scales, pieces of broken pipe, bricks, grease, grit, sand, and other debris, thus facilitating internal video inspection for sewer evaluation; closed-circuit television (CCTV) inspection of siphons to obtain quality videos and inspection reports suitable for the Engineer to evaluate sewer repair and rehabilitation recommendations; cleaning of siphon pipes by chain flail device and high velocity cleaning equipment; confined space entry; sewer bypass; and any other necessary incidental items, equipment, or manpower for a turnkey installation.