Physical Assets

If all we have seen so far are the Facilities associated with the highway system, what about the asphalt and concrete, beams and girders, and all the other physical Assets that make up the real, physical highways? Figure 22-10 elaborates on the Asset Specification entity class we’ve already seen several times. Based on the primary categories first introduced in the Chapter 6 discussion of Assets, the primary sub-types remain Product Model, for a model of a discrete piece of equipment or other manufactured item, and Specified Material for something that is measured in volume or weight.

Under the category of Product Model, you have all the various things that go into the building and maintenance of roads and bridges. First, of ...

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