diff --git a/.basedpyright/baseline.json b/.basedpyright/baseline.json
index fbebc2a460..eb665e5a18 100644
--- a/.basedpyright/baseline.json
+++ b/.basedpyright/baseline.json
@@ -5128,14 +5128,6 @@
                     "endColumn": 44,
                     "lineCount": 1
                 }
-            },
-            {
-                "code": "reportAttributeAccessIssue",
-                "range": {
-                    "startColumn": 38,
-                    "endColumn": 69,
-                    "lineCount": 1
-                }
             }
         ],
         "./monitoring/uss_qualifier/resources/flight_planning/flight_planners.py": [
diff --git a/monitoring/uss_qualifier/resources/flight_planning/__init__.py b/monitoring/uss_qualifier/resources/flight_planning/__init__.py
index 35397e9f6c..d64273370e 100644
--- a/monitoring/uss_qualifier/resources/flight_planning/__init__.py
+++ b/monitoring/uss_qualifier/resources/flight_planning/__init__.py
@@ -1,4 +1,7 @@
 from .flight_intents_resource import FlightIntentsResource as FlightIntentsResource
+from .flight_intents_resource import (
+    FlightIntentsTriangularCascadeSoutheastResource as FlightIntentsTriangularCascadeSoutheastResource,
+)
 from .flight_planners import (
     FlightPlannerCombinationSelectorResource as FlightPlannerCombinationSelectorResource,
 )
diff --git a/monitoring/uss_qualifier/resources/flight_planning/flight_intents_resource.py b/monitoring/uss_qualifier/resources/flight_planning/flight_intents_resource.py
index e4189a1109..cf0aa3b138 100644
--- a/monitoring/uss_qualifier/resources/flight_planning/flight_intents_resource.py
+++ b/monitoring/uss_qualifier/resources/flight_planning/flight_intents_resource.py
@@ -1,22 +1,37 @@
+import json
+
+import s2sphere
 from implicitdict import ImplicitDict
 
 from monitoring.monitorlib.clients.flight_planning.flight_info_template import (
     FlightInfoTemplate,
 )
+from monitoring.monitorlib.geo import (
+    LatLngBoundingBox,
+    RelativeTranslation,
+    Transformation,
+)
+from monitoring.monitorlib.geotemporal import Volume4D
 from monitoring.uss_qualifier.resources.files import load_dict
 from monitoring.uss_qualifier.resources.flight_planning.flight_intent import (
     FlightIntentCollection,
     FlightIntentID,
     FlightIntentsSpecification,
 )
+from monitoring.uss_qualifier.resources.geospatial import (
+    GeospatialResource,
+    TriangularCascadeSoutheastResource,
+)
 from monitoring.uss_qualifier.resources.resource import Resource
 
 
-class FlightIntentsResource(Resource[FlightIntentsSpecification]):
+class FlightIntentsResource(GeospatialResource, Resource[FlightIntentsSpecification]):
+    _spec: FlightIntentsSpecification
     _intent_collection: FlightIntentCollection
 
     def __init__(self, specification: FlightIntentsSpecification, resource_origin: str):
         super().__init__(specification, resource_origin)
+        self._spec = specification
         has_file = "file" in specification and specification.file
         has_literal = (
             "intent_collection" in specification and specification.intent_collection
@@ -34,17 +49,61 @@ def __init__(self, specification: FlightIntentsSpecification, resource_origin: s
                 load_dict(specification.file), FlightIntentCollection
             )
         elif has_literal:
-            self._intent_collection = specification.intent_collection
+            self._intent_collection = ImplicitDict.parse(
+                json.loads(
+                    json.dumps(specification.intent_collection)
+                ),  # NB: We need a copy to avoid sharing '_intent_collection' between instances
+                FlightIntentCollection,
+            )
         if "transformations" in specification and specification.transformations:
             if (
                 "transformations" in self._intent_collection
                 and self._intent_collection.transformations
             ):
                 self._intent_collection.transformations.extend(
-                    specification.transformations
+                    specification.transformations[::]
                 )
             else:
-                self._intent_collection.transformations = specification.transformations
+                self._intent_collection.transformations = specification.transformations[  # NB: We do a copy to be independent between instances
+                    ::
+                ]
 
     def get_flight_intents(self) -> dict[FlightIntentID, FlightInfoTemplate]:
         return self._intent_collection.resolve()
+
+    def get_extents(self) -> LatLngBoundingBox:
+        rect = s2sphere.LatLngRect.empty()
+        for template in self.get_flight_intents().values():
+            transformations = (
+                template.transformations
+                if "transformations" in template and template.transformations
+                else []
+            )
+            for vt in template.basic_information.area:
+                v4d = Volume4D(volume=vt.resolve_3d())
+                for transformation in transformations:
+                    v4d = v4d.transform(transformation)
+                rect = rect.union(v4d.rect_bounds)
+        return LatLngBoundingBox.from_latlng_rect(rect)
+
+    def move(self, meters_east: float, meters_north: float) -> "FlightIntentsResource":
+        new_spec = FlightIntentsSpecification(self._spec)
+
+        transformation = Transformation(
+            relative_translation=RelativeTranslation(
+                meters_east=meters_east,
+                meters_north=meters_north,
+            )
+        )
+
+        if "transformations" in new_spec and new_spec.transformations:
+            new_spec.transformations = new_spec.transformations + [transformation]
+        else:
+            new_spec.transformations = [transformation]
+        return FlightIntentsResource(new_spec, resource_origin=self.resource_origin)
+
+
+class FlightIntentsTriangularCascadeSoutheastResource(
+    TriangularCascadeSoutheastResource[FlightIntentsResource]
+):
+    pass
diff --git a/monitoring/uss_qualifier/resources/flight_planning/flight_intents_resource_test.py b/monitoring/uss_qualifier/resources/flight_planning/flight_intents_resource_test.py
new file mode 100644
index 0000000000..c4e9022d62
--- /dev/null
+++ b/monitoring/uss_qualifier/resources/flight_planning/flight_intents_resource_test.py
@@ -0,0 +1,64 @@
+import unittest
+
+from monitoring.monitorlib.geo import area_of_latlngrect
+from monitoring.uss_qualifier.resources.definitions import (
+    ResourceDeclaration,
+    ResourceID,
+)
+from monitoring.uss_qualifier.resources.geospatial import (
+    TriangularCascadeSoutheastSpecification,
+)
+from monitoring.uss_qualifier.resources.resource import (
+    create_resources,
+)
+
+
+class TestFlightIntentsTriangularCascadeSoutheastResource(unittest.TestCase):
+    def _build_declarations(self) -> dict[ResourceID, ResourceDeclaration]:
+        return {
+            "flight_intents": ResourceDeclaration(
+                resource_type="resources.flight_planning.FlightIntentsResource",
+                specification={
+                    "file": {
+                        "path": "file://./test_data/che/flight_intents/general_flight_auth_flights.yaml",
+                    },
+                },
+            ),
+            "flight_intents_modifier": ResourceDeclaration(
+                resource_type="resources.flight_planning.FlightIntentsTriangularCascadeSoutheastResource",
+                specification=TriangularCascadeSoutheastSpecification(
+                    meters_east_margin=1000, meters_north_margin=1000
+                ),
+                dependencies={
+                    "base_resource": "flight_intents",
+                },
+            ),
+        }
+
+    def test_overlap_only_for_same_index(self):
+        resources = create_resources(self._build_declarations(), "test", True)
+        modifier = resources["flight_intents_modifier"]
+
+        extents = [
+            modifier.provide_resource_for(index=i).get_extents() for i in range(11)
+        ]
+        base_area = area_of_latlngrect(extents[0].to_latlngrect())
+
+        for i in range(11):
+            for j in range(11):
+                overlap = area_of_latlngrect(
+                    extents[i].to_latlngrect().intersection(extents[j].to_latlngrect())
+                )
+                if i == j:
+                    assert (
+                        overlap > 0.99 * base_area
+                    ), (  # Use 99% to compensate for errors
+                        f"index {i}: self-overlap area {overlap:.2f}m² "
+                        f"expected ~{base_area:.2f}m²"
+                    )
+                else:
+                    assert (
+                        overlap < 0.01 * base_area
+                    ), (  # Use 1% to compensate for errors
+                        f"indices {i},{j}: unexpected overlap area {overlap:.2f}m²"
+                    )