Restriction (34)
| Flap Gate |
| Narrowing |
| Valve |
| Weir |
Pump Station (33)
Spring (32)
Mouth (31)
Outlet (30)
Headwater (29)
Diffluence Weir (28)
Inlet (27)
Confluence (26)
Classification Change (25)
Change Of Grade (24)
Attribute Change (23)
Water Course (22)
LinedChannel (21)
| Concrete Cast In-Situ |
| Concrete Cast Pre-cast |
| Concrete Invert |
| Concrete Invert with Retaining Wall |
| Concrete Slab with Concrete Frame |
| Concrete Slab with Timber Posts |
| Low Timber Lined |
| Mortared Rock Lining |
| Rock Lining |
| Sprayed Concrete |
| Timber Lined |
| Timber Lined with Top Struts |
Constructed Earth Channel (20)
Water Course Segment (19)
Surface Water (18)
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