List of Contributions

​In the old days, railroads used to use rail gondolas for retaining walls. Setting them in with the trucks removed and filling them with gravel to serve as gravity walls, either individually, or stacked as structural blocks. I would think containers could be used in a similar fashion. As noted in an ...

One of the things that the previous round of attempted metrication revealed was an unnecessary complication of the units. One of the things that makes customary units easy to understand is the dearth of derived units. The last round of conversion, pushed SI with its many derived units. It is really simple ...

​I think there is a big difference between a green-field project and a project involving existing structures, where all details and dimensions may not be completely discoverable until during construction. Regardless, Denis O'Malley asked how we can convince our clients to pay for additional efforts to ...

​Shelly's original point is right on. The trend to using coordinates is built on the assumption of complete accuracy of survey and design dimensions. The point of design intent and the need to fit the design to actual field conditions is lost when reliance is based solely on CAD coordinates for field ...

​There are several non-conventional aggregate materials that are currently being used in various applications. There is a bit in the literature you should review before embarking on a research. These include crushed glass, recycled asphalt, recycled tires, and expanded shale (lightweight). Fly ash has ...