Multi-use Black Hydrography Line Symbol

The “Multi-use Black Hydrography Line Symbol” graphic depiction applies to:

• DamWeir (Construction Material = Nonearthen), a subtype of 7.5-Minute OnDemand Topo Cartographic Specifications - Hydrography NHDArea feature.
• DamWeir (Construction Material = Nonearthen), a subtype of 7.5-Minute OnDemand Topo Cartographic Specifications - Hydrography NHDLine feature.
• DamWeir (Construction Material = Nonearthen), a subtype of 7.5-Minute OnDemand Topo Cartographic Specifications - Hydrography NHDPoint feature.
• Underground Conduit (Positional Accuracy = null), a subtype of 7.5-Minute OnDemand Topo Cartographic Specifications - Hydrography NHDFlowline feature.