diff --git a/factorio-blueprint-generator/src/bin/multistation.rs b/factorio-blueprint-generator/src/bin/multistation.rs
index 8dd895e..25ef146 100644
--- a/factorio-blueprint-generator/src/bin/multistation.rs
+++ b/factorio-blueprint-generator/src/bin/multistation.rs
@@ -12,36 +12,64 @@ struct Args {
 fn main() {
     let args = Args::parse();
 
-    let stations: Vec<_> = (0..8)
-        .map(|_| StationSpec {
-            locomotives: 1,
-            wagons: 2,
-            load: false,
-            beltspeed: Beltspeed::Normal,
-            lanes: 1,
-        })
-        .collect();
+    // let stations: Vec<_> = (0..2)
+    //     .map(|_| StationSpec {
+    //         locomotives: 1,
+    //         wagons: 2,
+    //         load: false,
+    //         beltspeed: Beltspeed::Turbo,
+    //         lanes: 2,
+    //     })
+    //     .collect();
 
     let b = BlueprintString::Blueprint(
         multistation(
-            &stations,
-            // &[
-            //     StationSpec {
-            //         locomotives: 1,
-            //         wagons: 1,
-            //         load: false,
-            //         beltspeed: Beltspeed::Normal,
-            //         lanes: 1,
-            //     },
-            //     StationSpec {
-            //         locomotives: 1,
-            //         wagons: 1,
-            //         load: false,
-            //         beltspeed: Beltspeed::Express,
-            //         lanes: 1,
-            //     },
-            // ],
-            16,
+            // &stations,
+            &[
+                StationSpec {
+                    locomotives: 2,
+                    wagons: 4,
+                    load: false,
+                    beltspeed: Beltspeed::Normal,
+                    lanes: 4,
+                },
+                StationSpec {
+                    locomotives: 3,
+                    wagons: 8,
+                    load: false,
+                    beltspeed: Beltspeed::Turbo,
+                    lanes: 8,
+                },
+                StationSpec {
+                    locomotives: 3,
+                    wagons: 8,
+                    load: false,
+                    beltspeed: Beltspeed::Turbo,
+                    lanes: 4,
+                },
+                StationSpec {
+                    locomotives: 3,
+                    wagons: 8,
+                    load: false,
+                    beltspeed: Beltspeed::Turbo,
+                    lanes: 2,
+                },
+                StationSpec {
+                    locomotives: 3,
+                    wagons: 8,
+                    load: false,
+                    beltspeed: Beltspeed::Turbo,
+                    lanes: 1,
+                },
+                StationSpec {
+                    locomotives: 1,
+                    wagons: 1,
+                    load: false,
+                    beltspeed: Beltspeed::Turbo,
+                    lanes: 1,
+                },
+            ],
+            8,
         )
         .to_blueprint(),
     );
diff --git a/factorio-blueprint-generator/src/multistation.rs b/factorio-blueprint-generator/src/multistation.rs
index c54d80e..2c08db7 100644
--- a/factorio-blueprint-generator/src/multistation.rs
+++ b/factorio-blueprint-generator/src/multistation.rs
@@ -202,10 +202,9 @@ pub fn multistation(stations: &[StationSpec], stacker_size: usize) -> Blueprint
             9,
         ));
 
-        for j in 0..dbg!(
-            (7 * longest_train).div_ceil(2)
-                - (7 * (station.locomotives + station.wagons)).div_ceil(2)
-        ) {
+        for j in 0..((7 * longest_train).div_ceil(2)
+            - (7 * (station.locomotives + station.wagons)).div_ceil(2))
+        {
             blueprint.add_entity(Entity::new_rail(
                 RailType::Straight,
                 Position::new(
@@ -225,7 +224,7 @@ pub fn multistation(stations: &[StationSpec], stacker_size: usize) -> Blueprint
             factorio_core::beltoptions::Belttype::Full,
         );
 
-        let station_height = PositionType::max(16, 16);
+        let station_height = PositionType::max(12, 4 + ((3 - b.bounding_box().min().y) / 4) * 4);
         assert!(station_height % 4 == 0);
 
         b.transform(Transformation::new(
@@ -301,6 +300,16 @@ pub fn multistation(stations: &[StationSpec], stacker_size: usize) -> Blueprint
             ),
             6,
         ));
+        if i % 4 == 0 {
+            blueprint.add_entity(Entity::new_rail(
+                RailType::RailSignal,
+                Position::new(
+                    outrail_x - 7 - 4 * i as PositionType,
+                    total_stacker_height - 19 - 4 * i as PositionType,
+                ),
+                6,
+            ));
+        }
     }
     let remaining_offset = total_stacker_height - 34 - out_diagonal_length * 4;
     blueprint.add_entity(Entity::new_rail(
@@ -313,12 +322,24 @@ pub fn multistation(stations: &[StationSpec], stacker_size: usize) -> Blueprint
         Position::new(38, remaining_offset + 4),
         8,
     ));
+    blueprint.add_entity(Entity::new_rail(
+        RailType::RailSignal,
+        Position::new(41, remaining_offset + 7),
+        7,
+    ));
     for i in 0..(remaining_offset / 4) {
         blueprint.add_entity(Entity::new_rail(
             RailType::Straight,
             Position::new(38, 2 + 4 * i as PositionType),
             0,
         ));
+        if i % 8 == 7 {
+            blueprint.add_entity(Entity::new_rail(
+                RailType::RailSignal,
+                Position::new(41, 3 + 4 * i as PositionType),
+                8,
+            ));
+        }
     }
 
     blueprint
diff --git a/factorio-blueprint/src/abstraction.rs b/factorio-blueprint/src/abstraction.rs
index 341e87b..5b78758 100644
--- a/factorio-blueprint/src/abstraction.rs
+++ b/factorio-blueprint/src/abstraction.rs
@@ -1,4 +1,5 @@
 use factorio_core::{
+    aabb::AABB,
     beltoptions::Beltspeed,
     direction,
     pathfield::PathField,
@@ -459,6 +460,14 @@ impl Blueprint {
             e.transform(transform);
         }
     }
+
+    pub fn bounding_box(&self) -> AABB {
+        self.entities
+            .iter()
+            .map(|(_, e)| AABB::new(e.position, e.position))
+            .reduce(|a, b| a.combine(b))
+            .unwrap()
+    }
 }
 
 impl Default for Blueprint {