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To do a building piping analysis for the chilled water system I am given the minimum flow demand and pressure drop for each chiller. The field personnel gave me sketches of the piping runs and dimeters inside the building. With this information I put it into a piping analysis program and it...

I was given a part number by my field personnel and it is a bogus number. They did pull a pump operation point stamped on the pump, 1105 gpm at 130 ft of head. The electric motor is 50 hp running at 1775 rpm. Can I construct a pump curve from this data or select a similar pump curve? The...

Well this is what my SolidWorks vendor support people are telling me.

Because the STL file is so large that only the Premium edition of SolidWorks will handle it.

I have a large STL file that has too many points in it. My company is balking at purchasing the upgrade to SolidWorks to work with this file. Is there a free piece of software or cheap piece of software that will allow me to reduce the number of data point in this file?

I need to find a typical soil freeze depth for a concrete slab in Franconia, Va. Can anyone provide this information?

I was asked to review a design for a small T type retaining wall that is 4 feet above ground with a spread footing of 3 feet. The wall is L-shaped and is about 25 feet by 100 feet long with the short leg being 25 feet. The retaining wall will only be loaded with sand if a noreaster hits and...