Figure 2-20. Concrete Plant.
NOTE: Sand and gravel are carried to these two tall structures by conveyors and
Sand, gravel, cement and water are dumped into concrete mixing
trucks, which mix the concrete and transport it to the construction site.
(4) Coal Briquetting.
Specific identification features include coal storage
piles, conveyors, and crushing buildings (Figure 2-21).
Coal Briquetting Plant.
NOTE: Briquetted coal from the drying chambers is cooled and stored in cooling and
storage building for use in the adjacent synthetic oil plant.