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Eric Sosnowski, P.E., M.ASCE


Contributions

1 to 5 of 9 total
Posted By Eric Sosnowski 04-12-2019 10:51 AM
Found In Egroup: Horizontal/Subsurface Infrastructure & Transportation
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Since we're talking about stormwater pipe, I assume RCP is being used. Unless the pipe is below groundwater level, hydraulic uplift isn't likely. ------------------------------ Eric Sosnowski M.ASCE Bluffton SC ------------------------------
Posted By Eric Sosnowski 04-11-2019 06:05 PM
Found In Egroup: Horizontal/Subsurface Infrastructure & Transportation
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This should give you a bit more information. One sack slurry, or flowable fill, or controlled low strength material (CLSM) can be used by adding cement to onsite soils, provided they have proper gradation, as indic dated in the cut sheet. My experience is more in having the slurry delivered from a concrete ...
Posted By Eric Sosnowski 04-11-2019 04:18 PM
Found In Egroup: Horizontal/Subsurface Infrastructure & Transportation
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My suggestion is that limiting the number of lift stations would be preferable, since you invite less long-term maintenance costs. Have you considered using a one-sack sand slurry mix (at least to fill to a level of a couple of meters above the pipe) to avoid​ deter settlement issues? The material cost ...
Posted By Eric Sosnowski 07-31-2017 05:52 PM
Found In Egroup: Horizontal/Subsurface Infrastructure & Transportation
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You cite LA as a negative when it comes to public transportation, but LA is continuing to develop a light rail system that is working, and does in fact keep some vehicles off the roads. San Fran is a highly-conentrated work center, when compared to LA, which is more sprawling, and as a result has greater ...