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I suppose it is readily calculable and should be taken into account, but I have not tended to ask for debeading, just erred on oversizing the pipe on the basis that furring of the pipe over time probably might be more significant. It has often been enough of a task to get the contractor / plant oper...
- Wed Nov 23, 2016 2:11 pm
- Forum: High Head Hydro
- Topic: Coanda screen blocking
- Replies: 5
- Views: 4281
My experience is strangely mixed on very similar sites. One site blocks as you say, within an hour, the other on the same watercourse, but a mile upstream, stays clear. The difference is only a reservoir between two, in which very fine weed seems to grow. The bulk of the big stuff is same across bot...