set volume to 0 for construction cycle - no volume related outputs

VectoCore/VectoCore/InputData/Reader/DataObjectAdapter/DeclarationDataAdapter.cs

@@ -98,7 +98,7 @@ namespace TUGraz.VectoCore.InputData.Reader.DataObjectAdapter
 			retVal.Loading = loading;
 			retVal.DynamicTyreRadius =
 				DeclarationData.Wheels.Lookup(data.Axles[DeclarationData.PoweredAxle()].Wheels).DynamicTyreRadius; // TODO!
-			retVal.CargoVolume = mission.CargoVolume;
+			retVal.CargoVolume = mission.MissionType != MissionType.Construction ? mission.CargoVolume : 0.SI<CubicMeter>();
 
 			var aerodynamicDragArea = data.AirDragArea + mission.DeltaCdA;