As field representative for the California Redwood Association, and before that as district manager Western Wood Products Association, I have inspected a lot of residential construction sites. For the most part, builders meet building codes and use sound techniques. Yet, even on well-run job sites, I still see framing errors that undermine otherwise well-built structures. Here's a look at some common problems encountered, along with advice how to correct them.
Joist hangers are engineered connectors that will not work as intended if they are undersized or modified on site. If a particular span requires a 2x10 joist to carry the load, for example, then you have to use a 2x10 joist hanger; a smaller hanger doesn't have enough capacity. The reason they make larger hangers is that a larger hanger provides...
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