diff --git a/aman/types/ArrivalRoute.py b/aman/types/ArrivalRoute.py
new file mode 100644
index 0000000..b9fd6fe
--- /dev/null
+++ b/aman/types/ArrivalRoute.py
@@ -0,0 +1,11 @@
+#!/usr/bin/env python
+
+class ArrivalRoute:
+    def __init__(self, name : str, runway : str, waypoints : list):
+        self.name = name
+        self.runway = runway
+        self.iaf = waypoints[0]
+        self.route = waypoints
+
+    def __str__(self):
+        return 'Name: ' + self.name + ', IAF: ' + self.iaf.name + ', RWY: ' + self.runway
\ No newline at end of file
diff --git a/aman/types/Exception.py b/aman/types/Exception.py
new file mode 100644
index 0000000..5e66b00
--- /dev/null
+++ b/aman/types/Exception.py
@@ -0,0 +1,13 @@
+#!/usr/bin/env python
+
+class Error(Exception):
+    pass
+
+class FormatError(Error):
+    def __init__(self, message):
+        self.message = message
+
+class InputError(Error):
+    def __init__(self, expression, message):
+        self.expression = expression
+        self.message = message
diff --git a/aman/types/Waypoint.py b/aman/types/Waypoint.py
new file mode 100644
index 0000000..040d8e9
--- /dev/null
+++ b/aman/types/Waypoint.py
@@ -0,0 +1,33 @@
+#!/usr/bin/env python
+
+from sklearn.metrics.pairwise import haversine_distances
+import numpy as np
+
+class Waypoint:
+    def dms2dd(coordinate : str):
+        split = coordinate.split('.')
+        if 4 != len(split):
+            return 0.0
+
+        direction = split[0][1]
+        degrees = float(split[0][1:])
+        minutes = float(split[1])
+        seconds = float(split[2]) * (float(split[3]) / 1000.0)
+
+        dd = degrees + minutes / 60.0 + seconds / (60 * 60)
+        if 'E' == direction or 'S' == direction:
+            dd *= -1.0
+
+        return dd
+
+    def __init__(self, name : str, latitude : float, longitude : float):
+        self.name = name
+        self.coordinate = np.array([ latitude, longitude ])
+
+    def __str__(self):
+        return 'Name: ' + self.name + ', Lat: ' + str(self.coordinate[0]) + ', Lon: ' + str(self.coordinate[1])
+
+    def haversine(self, other):
+        self_radians = [np.radians(_) for _ in self.coordinate]
+        other_radians = [np.radians(_) for _ in other.coordinate]
+        return 6371.0 * haversine_distances([self_radians, other_radians])[0][1]
diff --git a/aman/types/__init__.py b/aman/types/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/setup.py b/setup.py
index 9d7d8de..c55f7d7 100644
--- a/setup.py
+++ b/setup.py
@@ -75,7 +75,8 @@ setup(
         'aman',
         'aman.com',
         'aman.config',
-        'aman.tools'
+        'aman.tools',
+        'aman.types'
     ],
     namespace_packages = [ 'aman' ],
     description = 'AMAN optimization backend',