Hi,
Is there a simple description of the different grades of redwood available to identify what properties I should use? There are three different structural grades shown in the NDS. I have been asked to determine if an existing outdoor deck structure is adequate for public use. It is...
Hi,
I am looking at a project to replace a failed septic system for a park restroom and shower building. The current system treats the showers and sinks greywater separate from the toilets. The greywater system is the one that failed. We would like to size the new system to handle both the...