diff --git a/Cargo.lock b/Cargo.lock
index bfabbde..daad4db 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -115,9 +115,9 @@ dependencies = [
 
 [[package]]
 name = "autocfg"
-version = "1.1.0"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
+checksum = "f1fdabc7756949593fe60f30ec81974b613357de856987752631dea1e3394c80"
 
 [[package]]
 name = "backtrace"
@@ -217,9 +217,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clap"
-version = "4.5.3"
+version = "4.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "949626d00e063efc93b6dca932419ceb5432f99769911c0b995f7e884c778813"
+checksum = "90bc066a67923782aa8515dbaea16946c5bcc5addbd668bb80af688e53e548a0"
 dependencies = [
  "clap_builder",
 ]
@@ -288,7 +288,7 @@ checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
 [[package]]
 name = "femtomap"
 version = "0.1.0"
-source = "git+https://github.com/partim/femtomap.git#c9218863cc6d86ff59e94fbc6291936e3c2ead46"
+source = "git+https://github.com/partim/femtomap.git#04ddb1e2b02bd965607f6422773a0ad5c28531bd"
 dependencies = [
  "cairo-rs",
  "ignore",
@@ -644,9 +644,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.10"
+version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1a46d1a171d865aa5f83f92695765caa047a9b4cbae2cbf37dbd613a793fd4c"
+checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
 
 [[package]]
 name = "kurbo"
@@ -702,9 +702,9 @@ dependencies = [
 
 [[package]]
 name = "memchr"
-version = "2.7.1"
+version = "2.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "523dc4f511e55ab87b694dc30d0f820d60906ef06413f93d4d7a1385599cc149"
+checksum = "6c8640c5d730cb13ebd907d8d04b52f55ac9a2eec55b440c8892f40d56c76c1d"
 
 [[package]]
 name = "minimal-lexical"
@@ -954,9 +954,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.8.2"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c08c74e62047bb2de4ff487b251e4a92e24f48745648451635cec7d591162d9f"
+checksum = "adad44e29e4c806119491a7f06f03de4d1af22c3a680dd47f1e6e179439d1f56"
 
 [[package]]
 name = "rstar"
@@ -1154,9 +1154,9 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.36.0"
+version = "1.37.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61285f6515fa018fb2d1e46eb21223fff441ee8db5d0f1435e8ab4f5cdb80931"
+checksum = "1adbebffeca75fcfd058afa480fb6c0b81e165a0323f9c9d39c9697e37c46787"
 dependencies = [
  "backtrace",
  "bytes",
diff --git a/html/index.html b/html/index.html
index 38216ea..a744ee9 100644
--- a/html/index.html
+++ b/html/index.html
@@ -41,11 +41,11 @@
   <body>
     <div id="map" class="map"></div>
     <ul id="layers">
-      <li id="el" onclick="toggleActive('el'); toggleActive('el-lat')">el</li>
-      <li id="el-lat" onclick="toggleActive('el-lat'); toggleActive('el')">el-lat</li>
+      <li id="el" onclick="toggleActive('el')">el</li>
+      <li id="el-lat" onclick="toggleActive('el-lat')">el-lat</li>
       <li id="el-num" onclick="toggleActive('el-num')">el-num</li>
-      <li id="pax" onclick="toggleActive('pax'); toggleActive('pax-lat')">pax</li>
-      <li id="pax-lat" onclick="toggleActive('pax-lat'); toggleActive('pax')">pax-lat</li>
+      <li id="pax" onclick="toggleActive('pax')">pax</li>
+      <li id="pax-lat" onclick="toggleActive('pax-lat')">pax-lat</li>
       <li id="pax-num" onclick="toggleActive('pax-num')">pax-num</li>
     </ul>
     <script type="text/javascript">
diff --git a/src/railway/feature/track.rs b/src/railway/feature/track.rs
index fc7c99f..25d3840 100644
--- a/src/railway/feature/track.rs
+++ b/src/railway/feature/track.rs
@@ -36,7 +36,7 @@
 //! * `:inner` if the segment is in the middle and markings need to be
 //!   “justified.”
 
-use std::f64::consts::FRAC_PI_2;
+use std::f64::consts::{FRAC_PI_2, PI};
 use femtomap::world;
 use femtomap::import::eval::{EvalErrors, Failed, SymbolSet};
 use femtomap::path::Trace;
@@ -45,7 +45,7 @@ use femtomap::render::{
 };
 use kurbo::{PathEl, Vec2};
 use crate::railway::import::eval::{Expression, Scope};
-use crate::railway::class::{Railway, Pax};
+use crate::railway::class::{GaugeGroup, Railway, Pax};
 use crate::railway::style::Style;
 use super::{AnyShape, Category, Feature, Shape, Stage};
 
@@ -700,16 +700,53 @@ impl<'a> ContourShape4<'a> {
     }
 
     fn render_gauge(&self, style: &Style, canvas: &mut Sketch) {
-        use super::super::class::GaugeGroup::*;
+        if self.class.class.gauge().secondary().is_some() {
+            self.render_multi_gauge(style, canvas)
+        }
+        else if !matches!(
+            self.class.class.gauge_group(), GaugeGroup::Standard
+        ) {
+            self.render_gauge_group(style, canvas)
+        }
+    }
 
+    fn render_multi_gauge(&self, style: &Style, canvas: &mut Sketch) {
         let seg = match self.seg {
             Some(seg) => seg,
             None => return
         };
+
+        let radius = style.units().dt * 0.5;
+        let halfwidth = style.units().guide_width * 0.5;
+        let inner_radius = radius - halfwidth;
+        let outer_radius = radius + halfwidth;
+
+        self.track.iter_positions(
+            seg, Some(0.5 * seg)
+        ).for_each(|(pos, dir)| {
+            canvas.apply(style.track_color(&self.class.class));
+            canvas.apply(kurbo::Circle::new(pos, outer_radius));
+            canvas.fill();
+            canvas.apply(Color::WHITE);
+            canvas.apply(kurbo::CircleSegment::new(
+                pos, inner_radius, 0., dir + 0.5 * PI, PI,
+            ));
+            canvas.fill();
+        })
+    }
+
+    fn render_gauge_group(&self, style: &Style, canvas: &mut Sketch) {
+        use super::super::class::GaugeGroup::*;
+
         let group = self.class.class.gauge_group();
         if matches!(group, Standard) {
             return
         };
+
+        let seg = match self.seg {
+            Some(seg) => seg,
+            None => return
+        };
         let radius = style.units().dt * 0.5;
         let width = style.units().guide_width;
         let radius_width = radius + 0.5 * width;
