About Entity Names and Layers

Autodesk Civil 3D 2025 creates the following entities:

The following alignments on layer {Roundabout Name}Alignments:

{Roundabout Name}RoundelApron

{Roundabout Name}RoundelCirculatoryCrown

{Roundabout Name}RoundelInscribedCircle

{Roundabout Name}RoundelIsland

{Roundabout Name}RoundelMergeLine

{Roundabout Name}RoundelSecondaryCirculatoryCrown

{Roundabout Name}{Arm Name}Alignment

{Roundabout Name}{Arm Name}Crown

{Roundabout Name}{Arm Name}NearsideKerb

The following profiles on specified layers:

Name

The profile names are prefixed with the alignment name:

{Alignment name}AdjustedLevels

{Alignment name}FixedLevels

{Alignment name}{Surface Name}

Layer

{Roundabout Name}AdjustedProfiles

{Roundabout Name}FixedProfiles

{Roundabout Name}SurfaceProfiles

The following assemblies on layer {Roundabout Name} Assemblies:

{Roundabout Name}RoundelApron

{Roundabout Name}RoundelCirculatoryCrown

{Roundabout Name}{Arm Name}Crown

A corridor named:

{Roundabout Name}