Figure 1-17. Antitank obstacle
c. Crossings (App B, p B-52). A crossing site is a location along a water obstacle that provides a
favorable crossing point, depending on the situation and the equipment you have available. Figure 1-18
shows examples of various types of crossing sites.
Figure 1-18. Crossing sites
d. Movements (App B, p B-54). There are two basic types or classifications of movements:
general and specific. General movement symbols use boundaries, while specific symbols control
direction. Figure 1-19 shows the symbology used to depict a general turning movement.