Gravel areas where there is little traffic. Globally, far more roads are surfaced with gravel than with concrete or tarmac; Russia alone has over of gravel roads. Both sand and small gravel are also important for the manufacture of concrete. Large gravel deposits are a common geological feature, being formed as a result of the weathering and erosion of rocks. The action of rivers and waves tends to pile up gravel in large accumulations. This can sometimes result in gravel becoming compacted and lithified into the sedimentary rock called conglomerate. Where natural gravel deposits are insufficient for human purposes, gravel is
Gravel Run (Susquehanna River tributary) beam bridge was built over the stream in 1939 and repaired in 2003. It is long. A concrete tee beam bridge that is long was built over the stream in 1960. Bassett Campground is located near Gravel Run, in the stream's left floodway. As of August 31, 2011, the wild trout designation for Gravel Run is being considered. It has been proposed that the stream be designated as a stream with naturally reproducing trout. The stream's Chapter 93 Classification is considered to be a Coldwater Fishery and a Migratory Fishery throughout its drainage basin. Gravel Run (Susquehanna River tributary) Gravel