diff --git a/BuildingBaysEnum.h b/BuildingBaysEnum.h
new file mode 100644
index 0000000..4dcc248
--- /dev/null
+++ b/BuildingBaysEnum.h
@@ -0,0 +1,13 @@
+#pragma once
+
+// Represents one of the 6 bays available in different buildings such as the
+// garage, spaceport, or structure factory.
+enum BuildingBay
+{
+	Bay0 = 0,
+	Bay1,
+	Bay2,
+	Bay3,
+	Bay4,
+	Bay5
+};
diff --git a/OP2Helper.h b/OP2Helper.h
index dce28eb..35b3e77 100644
--- a/OP2Helper.h
+++ b/OP2Helper.h
@@ -4,6 +4,7 @@
 #include <Outpost2DLL/Outpost2DLL.h>
 
 // Include other helper header files
+#include "BuildingBaysEnum.h"
 #include "EnumTechID.h"
 #include "EnumSoundID.h"
 #include "BaseBuilder.h"
diff --git a/OP2Helper.vcxproj b/OP2Helper.vcxproj
index a050b62..3b9512d 100644
--- a/OP2Helper.vcxproj
+++ b/OP2Helper.vcxproj
@@ -90,6 +90,7 @@
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="BaseBuilder.h" />
+    <ClInclude Include="BuildingBaysEnum.h" />
     <ClInclude Include="Bulldozer.h" />
     <ClInclude Include="ColonyType.h" />
     <ClInclude Include="EnumSoundID.h" />
diff --git a/OP2Helper.vcxproj.filters b/OP2Helper.vcxproj.filters
index 860ca9d..4e16bb9 100644
--- a/OP2Helper.vcxproj.filters
+++ b/OP2Helper.vcxproj.filters
@@ -53,5 +53,8 @@
     <ClInclude Include="Bulldozer.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="BuildingBaysEnum.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file