Minor Alteration No. WA2026139 – PG&E Pipe Reinforcement Project

To drill three pairs six in total vertical 12.75-inch diameter steel helical piles to support three E-Z Line Pipe clamps along the exposed 18-inch gas transmission pipeline to prevent structural failure due to potential continued erosion. The piles will be drilled approximately 22 feet below existing grade in the Fresno Slough, below the point of scour to anchor the pipeline in place. The piles will each be capped with a 24”x24”x3/4” plate, which will then have a beam installed between a pair of...