diff --git a/src/draw.rs b/src/draw.rs
index dc8a0a4..0707fc7 100644
--- a/src/draw.rs
+++ b/src/draw.rs
@@ -5,13 +5,13 @@ use thiserror::Error;
 use crate::{
     geometry::GetWidth,
     layout::{
-        bend::{BendIndex, LooseBendWeight},
-        dot::{DotIndex, FixedDotIndex, LooseDotIndex, LooseDotWeight},
+        bend::{BendGeodata, BendIndex, LooseBendWeight},
+        dot::{DotGeodata, DotIndex, FixedDotIndex, LooseDotIndex, LooseDotWeight},
         graph::{GetBandIndex, MakePrimitive},
         guide::{Guide, Head, HeadTrait, SegbendHead},
         primitive::GetOtherJoint,
         rules::RulesTrait,
-        seg::{LoneLooseSegWeight, SeqLooseSegWeight},
+        seg::{LoneLooseSegWeight, SegGeodata, SeqLooseSegWeight},
         Infringement, Layout, LayoutException,
     },
     math::{Circle, NoTangents},
@@ -67,7 +67,9 @@ impl<'a, R: RulesTrait> Draw<'a, R> {
                         into.into(),
                         LoneLooseSegWeight {
                             band: head.band(),
-                            width: self.layout.band(head.band()).width(),
+                            geodata: SegGeodata {
+                                width: self.layout.band(head.band()).width(),
+                            },
                         },
                     )
                     .map_err(|err| DrawException::CannotFinishIn(into, err.into()))?;
@@ -79,7 +81,9 @@ impl<'a, R: RulesTrait> Draw<'a, R> {
                         dot,
                         SeqLooseSegWeight {
                             band: head.band(),
-                            width: self.layout.band(head.band()).width(),
+                            geodata: SegGeodata {
+                                width: self.layout.band(head.band()).width(),
+                            },
                         },
                     )
                     .map_err(|err| DrawException::CannotFinishIn(into, err.into()))?;
@@ -220,19 +224,20 @@ impl<'a, R: RulesTrait> Draw<'a, R> {
             around,
             LooseDotWeight {
                 band: head.band(),
-                circle: Circle {
-                    pos: to,
-                    r: width / 2.0,
+                geodata: DotGeodata {
+                    circle: Circle {
+                        pos: to,
+                        r: width / 2.0,
+                    },
                 },
             },
             SeqLooseSegWeight {
                 band: head.band(),
-                width,
+                geodata: SegGeodata { width },
             },
             LooseBendWeight {
                 band: head.band(),
-                width,
-                offset,
+                geodata: BendGeodata { width, offset },
             },
             cw,
         )?;
diff --git a/src/dsn/design.rs b/src/dsn/design.rs
index 80a44ac..03ae632 100644
--- a/src/dsn/design.rs
+++ b/src/dsn/design.rs
@@ -1,7 +1,11 @@
 use std::collections::HashMap;
 
 use crate::{
-    layout::{dot::FixedDotWeight, seg::FixedSegWeight, Layout},
+    layout::{
+        dot::{DotGeodata, FixedDotWeight},
+        seg::{FixedSegWeight, SegGeodata},
+        Layout,
+    },
     math::Circle,
 };
 
@@ -80,7 +84,7 @@ impl DsnDesign {
                     layout
                         .add_fixed_dot(FixedDotWeight {
                             continent: continent100,
-                            circle,
+                            geodata: DotGeodata { circle },
                         })
                         .unwrap();
                 }
@@ -115,7 +119,10 @@ impl DsnDesign {
                 };
 
                 layout
-                    .add_fixed_dot(FixedDotWeight { continent, circle })
+                    .add_fixed_dot(FixedDotWeight {
+                        continent,
+                        geodata: DotGeodata { circle },
+                    })
                     .unwrap()
             })
             .collect();
@@ -128,13 +135,15 @@ impl DsnDesign {
             let mut prev_index = layout
                 .add_fixed_dot(FixedDotWeight {
                     continent,
-                    circle: Circle {
-                        pos: (
-                            wire.path.coords[0].x as f64 / 100.0,
-                            -wire.path.coords[0].y as f64 / 100.0,
-                        )
-                            .into(),
-                        r: wire.path.width as f64 / 100.0,
+                    geodata: DotGeodata {
+                        circle: Circle {
+                            pos: (
+                                wire.path.coords[0].x as f64 / 100.0,
+                                -wire.path.coords[0].y as f64 / 100.0,
+                            )
+                                .into(),
+                            r: wire.path.width as f64 / 100.0,
+                        },
                     },
                 })
                 .unwrap();
@@ -144,9 +153,11 @@ impl DsnDesign {
                 let index = layout
                     .add_fixed_dot(FixedDotWeight {
                         continent,
-                        circle: Circle {
-                            pos: (coord.x as f64 / 100.0, -coord.y as f64 / 100.0).into(),
-                            r: wire.path.width as f64 / 100.0,
+                        geodata: DotGeodata {
+                            circle: Circle {
+                                pos: (coord.x as f64 / 100.0, -coord.y as f64 / 100.0).into(),
+                                r: wire.path.width as f64 / 100.0,
+                            },
                         },
                     })
                     .unwrap();
@@ -158,7 +169,9 @@ impl DsnDesign {
                         index,
                         FixedSegWeight {
                             continent,
-                            width: wire.path.width as f64 / 100.0,
+                            geodata: SegGeodata {
+                                width: wire.path.width as f64 / 100.0,
+                            },
                         },
                     )
                     .unwrap();
diff --git a/src/layout/bend.rs b/src/layout/bend.rs
index bef35bf..ad8d6fe 100644
--- a/src/layout/bend.rs
+++ b/src/layout/bend.rs
@@ -45,6 +45,12 @@ impl TryFrom<GeometryIndex> for BendIndex {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
+pub struct BendGeodata {
+    pub width: f64,
+    pub offset: f64,
+}
+
 #[enum_dispatch(GetOffset, SetOffset, GetWidth)]
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub enum BendWeight {
@@ -78,8 +84,7 @@ impl BendWeightTrait<GeometryWeight> for BendWeight {}
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub struct FixedBendWeight {
     pub continent: ContinentIndex,
-    pub width: f64,
-    pub offset: f64,
+    pub geodata: BendGeodata,
 }
 
 impl_fixed_weight!(FixedBendWeight, FixedBend, FixedBendIndex);
@@ -87,44 +92,43 @@ impl BendWeightTrait<GeometryWeight> for FixedBendWeight {}
 
 impl GetOffset for FixedBendWeight {
     fn offset(&self) -> f64 {
-        self.offset
+        self.geodata.offset
     }
 }
 
 impl SetOffset for FixedBendWeight {
     fn set_offset(&mut self, offset: f64) {
-        self.offset = offset
+        self.geodata.offset = offset
     }
 }
 
 impl GetWidth for FixedBendWeight {
     fn width(&self) -> f64 {
-        self.width
+        self.geodata.width
     }
 }
 
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub struct LooseBendWeight {
     pub band: BandIndex,
-    pub width: f64,
-    pub offset: f64,
+    pub geodata: BendGeodata,
 }
 
 impl GetOffset for LooseBendWeight {
     fn offset(&self) -> f64 {
-        self.offset
+        self.geodata.offset
     }
 }
 
 impl SetOffset for LooseBendWeight {
     fn set_offset(&mut self, offset: f64) {
-        self.offset = offset
+        self.geodata.offset = offset
     }
 }
 
 impl GetWidth for LooseBendWeight {
     fn width(&self) -> f64 {
-        self.width
+        self.geodata.width
     }
 }
 
diff --git a/src/layout/dot.rs b/src/layout/dot.rs
index 0136c2d..d5149d0 100644
--- a/src/layout/dot.rs
+++ b/src/layout/dot.rs
@@ -47,6 +47,11 @@ impl TryFrom<GeometryIndex> for DotIndex {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
+pub struct DotGeodata {
+    pub circle: Circle,
+}
+
 #[enum_dispatch(GetPos, SetPos, GetWidth)]
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub enum DotWeight {
@@ -80,7 +85,7 @@ impl DotWeightTrait<GeometryWeight> for DotWeight {}
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub struct FixedDotWeight {
     pub continent: ContinentIndex,
-    pub circle: Circle,
+    pub geodata: DotGeodata,
 }
 
 impl_fixed_weight!(FixedDotWeight, FixedDot, FixedDotIndex);
@@ -88,26 +93,26 @@ impl DotWeightTrait<GeometryWeight> for FixedDotWeight {}
 
 impl GetPos for FixedDotWeight {
     fn pos(&self) -> Point {
-        self.circle.pos
+        self.geodata.circle.pos
     }
 }
 
 impl SetPos for FixedDotWeight {
     fn set_pos(&mut self, pos: Point) {
-        self.circle.pos = pos
+        self.geodata.circle.pos = pos
     }
 }
 
 impl GetWidth for FixedDotWeight {
     fn width(&self) -> f64 {
-        self.circle.r * 2.0
+        self.geodata.circle.r * 2.0
     }
 }
 
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub struct LooseDotWeight {
     pub band: BandIndex,
-    pub circle: Circle,
+    pub geodata: DotGeodata,
 }
 
 impl_loose_weight!(LooseDotWeight, LooseDot, LooseDotIndex);
@@ -115,18 +120,18 @@ impl DotWeightTrait<GeometryWeight> for LooseDotWeight {}
 
 impl GetPos for LooseDotWeight {
     fn pos(&self) -> Point {
-        self.circle.pos
+        self.geodata.circle.pos
     }
 }
 
 impl SetPos for LooseDotWeight {
     fn set_pos(&mut self, pos: Point) {
-        self.circle.pos = pos
+        self.geodata.circle.pos = pos
     }
 }
 
 impl GetWidth for LooseDotWeight {
     fn width(&self) -> f64 {
-        self.circle.r * 2.0
+        self.geodata.circle.r * 2.0
     }
 }
diff --git a/src/layout/guide.rs b/src/layout/guide.rs
index f545c26..86d6c32 100644
--- a/src/layout/guide.rs
+++ b/src/layout/guide.rs
@@ -85,7 +85,7 @@ impl<'a, R: RulesTrait> Guide<'a, R> {
     ) -> Result<Line, NoTangents> {
         let from_circle = self.head_circle(head, width);
         let to_circle = Circle {
-            pos: self.layout.primitive(into).weight().circle.pos,
+            pos: self.layout.primitive(into).weight().geodata.circle.pos,
             r: 0.0,
         };
 
diff --git a/src/layout/primitive.rs b/src/layout/primitive.rs
index 4c7a97b..022d324 100644
--- a/src/layout/primitive.rs
+++ b/src/layout/primitive.rs
@@ -474,7 +474,7 @@ impl<'a, R: RulesTrait> GetLimbs for LooseBend<'a, R> {}
 
 impl<'a, R: RulesTrait> GetOffset for LooseBend<'a, R> {
     fn offset(&self) -> f64 {
-        self.weight().offset
+        self.weight().offset()
     }
 }
 
diff --git a/src/layout/seg.rs b/src/layout/seg.rs
index 0478fa1..072aceb 100644
--- a/src/layout/seg.rs
+++ b/src/layout/seg.rs
@@ -48,6 +48,11 @@ impl TryFrom<GeometryIndex> for SegIndex {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
+pub struct SegGeodata {
+    pub width: f64,
+}
+
 #[enum_dispatch(GetWidth)]
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub enum SegWeight {
@@ -84,7 +89,7 @@ impl SegWeightTrait<GeometryWeight> for SegWeight {}
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub struct FixedSegWeight {
     pub continent: ContinentIndex,
-    pub width: f64,
+    pub geodata: SegGeodata,
 }
 
 impl_fixed_weight!(FixedSegWeight, FixedSeg, FixedSegIndex);
@@ -92,14 +97,14 @@ impl SegWeightTrait<GeometryWeight> for FixedSegWeight {}
 
 impl GetWidth for FixedSegWeight {
     fn width(&self) -> f64 {
-        self.width
+        self.geodata.width
     }
 }
 
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub struct LoneLooseSegWeight {
     pub band: BandIndex,
-    pub width: f64,
+    pub geodata: SegGeodata,
 }
 
 impl_loose_weight!(LoneLooseSegWeight, LoneLooseSeg, LoneLooseSegIndex);
@@ -107,14 +112,14 @@ impl SegWeightTrait<GeometryWeight> for LoneLooseSegWeight {}
 
 impl GetWidth for LoneLooseSegWeight {
     fn width(&self) -> f64 {
-        self.width
+        self.geodata.width
     }
 }
 
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub struct SeqLooseSegWeight {
     pub band: BandIndex,
-    pub width: f64,
+    pub geodata: SegGeodata,
 }
 
 impl_loose_weight!(SeqLooseSegWeight, SeqLooseSeg, SeqLooseSegIndex);
@@ -122,6 +127,6 @@ impl SegWeightTrait<GeometryWeight> for SeqLooseSegWeight {}
 
 impl GetWidth for SeqLooseSegWeight {
     fn width(&self) -> f64 {
-        self.width
+        self.geodata.width
     }
 }