Abstract: A case history is presented of a no‐fines concrete subgrade slab through which soft waters had been percolating for several years. The slab was intended to act as a drainage layer, but elements of the drainage system became ...

Abstract: This paper focuses on concrete degradation of hydraulic conveyance components of a hydropower project in Uganda that was commissioned in 2019. During a routine outage inspection in 2021, concrete damage was observed in the ...