BILLINGS COUNTY, N.D. — When it comes to building a bridge, there are two obvious necessities: people and equipment. If that bridge is in the western North Dakota Badlands, a crew of pack mules can ...
Sign up for the Concord Monitor's morning newsletter and get essential news each day. Sign up In many aspects of life, the old ways are the good ways. Building a path ...
If the only thing you know about a component's condition is how many hours it has worked, these industry numbers can help estimate the end of its useful life. If you can afford very little risk of ...
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