(ABM-1384) Freeway VDF Adjustment (AM and PM)

SANDAG · Aug 5, 2021 · ea878a9 · ea878a9
1 parent dff5d9b
commit ea878a9
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/src/main/emme/toolbox/assignment/traffic_assignment.py b/src/main/emme/toolbox/assignment/traffic_assignment.py
@@ -514,6 +514,12 @@ def run_assignment(self, period, relative_gap, max_iterations, num_processors, s
             "inro.emme.traffic_assignment.sola_traffic_assignment")
         net_calc = gen_utils.NetworkCalculator(scenario)
 
+        if period in ["AM", "PM"]:
+            # For freeway links in AM and PM periods, convert VDF to type 25 
+            net_calc("vdf", "25", "vdf=10")
+            # For freeway links in AM and PM periods, convert VDF to type 26 
+            # net_calc("vdf", "26", "vdf=10")
+
         p = period.lower()
         assign_spec = self.base_assignment_spec(
             relative_gap, max_iterations, num_processors)
@@ -674,6 +680,12 @@ def run_stochastic_assignment(
             "solutions.stochastic_traffic_assignment")
         net_calc = gen_utils.NetworkCalculator(scenario)
 
+        if period in ["AM", "PM"]:
+            # For freeway links in AM and PM periods, convert VDF to type 25 
+            net_calc("vdf", "25", "vdf=10")
+            # For freeway links in AM and PM periods, convert VDF to type 26 
+            # net_calc("vdf", "26", "vdf=10")
+
         p = period.lower()
         assign_spec = self.base_assignment_spec(
             relative_gap, max_iterations, num_processors)