Water engineer Hong-Yuan Lee says that from weirs to silt traps to reservoirs, "their useful life in Taiwan is not even one fifth of what it would before the same structures in continental countries."
水利學者李鴻源說，不管攔河堰、攔砂壩、水庫，「同樣的水利工程設施，在台灣的壽命都不到大陸型國家的五分之一。」