A slip (also sometimes called a scoop, scraper, or road scraper) was the common implement for moving dirt when doing such things as digging ponds or making fills where large volumes of dirt were needed.
RIO GRANDE. The Rio Grande rises in Rio Grande National Forest, San Juan County, Colorado (at 37Â°47' N, 107Â°32' W), as a clear, spring and snow-fed mountain stream 12,000 feet above sea level. Its origin is at the Continental Divide in the San Juan Mountains.
The Rio Grande (Rio Grande River), which is also known as Rio Bravo del Norte in Mexico, separates the state of Texas from Mexico and comprises a large part of the US-Mexican â¦ border - 2,019 kilometers (1,254 miles) out of a border of 3,141 kilometers (1,952 miles).