	Name	Description
	ActualGateLevel	Actual gate level. Type: River Structure Geometry Unit: [m] Default: 0 this is not a setup parameter, but a run parameter, which will change during the run (if the gate is controlled). If the gate is not controlled, this can be used to change the gate (manual/user defined control).
	dDischargedDownStreamWaterLevel	Calculated Discharge derivative with DownStreamWaterLevel. Downstream is relative to the direction of chainage. The value is calculated by SetWaterLevels. Unit: [m^2/s] (Inherited from Structure.)
	dDischargedUpStreamWaterLevel	Calculated Discharge derivative with UpStreamWaterLevel. Upstream is relative to the direction of chainage. The value is calculated by SetWaterLevels. Unit: [m^2/s] (Inherited from Structure.)
	Discharge	Calculated Discharge. The value is calculated by SetWaterLevels. Unit: [m^3/s] (Inherited from Structure.)
	DownstreamWaterLevel	Downstream water level.Downstream refers to the direction of chainage. The water level is set by use of SetWaterLevels Unit: [m] (Inherited from Structure.)
	DynamicMaxGateLevel	Controllable maximum gate level
	DynamicMinGateLevel	Controllable minimum gate level
	ExtensionData	Property used by (de)serializer, when it can not find proper target for a data field. Support of forward compatible data contracts. (Inherited from Structure.)
	FlowArea	Flow area through structure. Used by most (but not all) structures. (Inherited from Structure.)
	FlowFactor	The discharge (and discharge derivatives) are scaled by the flow factor. (Inherited from Structure.)
	ID	Structure ID (Inherited from Structure.)
	IDInUserUnit	Used to get a consistent description of the structure. The ID comes in user units. Used e.g. when reporting errors, warnings and hints. (Inherited from Structure.)
	Implicit	Flag to control if the structure is implicit or explicit. If the structure is explicit (Implicit == false) then the derivatives of the dicharge are always zero. Default value: true (Inherited from Structure.)
	InitialGateLevel	Initial value of the gate level. Type: River Structure Geometry Unit: [m] Default: 0
	InvertLevelDownstream	Invert level down stream (Inherited from Structure.)
	InvertLevelUpstream	Invert level up stream (Inherited from Structure.)
	Length	Length of the structure. Unit: [m] Default value: 0m (Inherited from Structure.)
	Location	Location property. (Inherited from Structure.)
	MaxSpeed	The maximum allowed rate of change of the gate level. Type: River Structure Geometry / Time Unit: [m] Default: 0.001
	MaxValue	Maximum gate level. The gate can not be raised above this level. Type: River Structure Geometry Unit: [m] Default: 0
	Multiplicator	Multiplicator or "number of structures" of this type. Used for modelling more structures at the same location with the same geometry in one go. Unit: [] Default: 1
	RunTimeDiagnostics	The getter is used to get a list of errors. (Inherited from Structure.)
	SideStructureBank	Bank side that side-structure is located on If side structure contains reservoir, and has the Coordinate set, this is not used (and should be set to Undefined). (Inherited from Structure.)
	SideStructureReservoir	Reservoir at end of side structure. Null if not side structure, or no reservoir is defined (Inherited from Structure.)
	SillLevel	Level of the sill of the gate. Type: River Structure Geometry Unit: [m] Default: 0
	StructureType	Type of structure (Inherited from Structure.)
	TopoID	String used to identified cross sections (Inherited from Structure.)
	Type	Structure type, unique for each type structure. (Inherited from Structure.)
	UpstreamWaterLevel	Upstream water level. Upstream refers to the direction of chainage. The water level is set by use of SetWaterLevels Unit: [m] (Inherited from Structure.)
	UseControlledMaxGateLevel	Use the controllable maximum gate level
	UseControlledMinGateLevel	Use the controllable minimum gate level
	UseMaxValue	Flag telling if the maximum gate level specified in _maxValue should be used Type: boolean Unit: [m] Default: false
	UseMomentumEquation	Flag to de-activate structure completely. If this flag is set, then the momentum equation will be used to set the coefficents in HDStructureGridPoint instead of the structure. The flag is cleared the next time Control() is called. This is used in HDStructureGridPoint to determine if the structure should be active or or if the coefficients should be set using a HDQGridPoint.
	Width	Width of the weir opening. Width is perpendicular to the flow direction, i.e. "across the river"

	Name	Description
	Accepts	List of data types that is accepted, i.e., that you can get a ValueSetter for. (Inherited from Structure.)
	ApplyFlowFactor	Applies flow factor to discharge and it's derivatives (Inherited from Structure.)
	ControlClose	Control the gate, close it
	ControlOpen	Control the gate, Open it
	ControlSetFlowFactor	Set flow factor to specified value (Inherited from Structure.)
	ControlSetGateLevel	Control the gate, set gate level to specified value
	ControlSetMaxLevel	Control the gate, set max gate level to specified value
	ControlSetMinLevel	Control the gate, set min gate level to specified value
	Description	Return a string that describes this structure. Includes structure type and ID (Inherited from Structure.)
	Dispose	Frees the licenses held. (Inherited from Structure.)
	Equals	Determines whether the specified object is equal to the current object. (Inherited from Object.)
	ExplicitStructureSupport	DEBUG: This method is called from Validate() if _implitcit == false to check if the structure supports being Explicit. Once all structures support explicit operation this method can be deleted. (Inherited from Structure.)
	Finalize	Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
	GetControlAction	Get control action for the specified id. It always returns one of the ActionControl delegates. It will return null if controlActionId is not valid. Base implementation for IControllable (Overrides StructureGetControlAction(String).)
	GetCurrentValue	Get the current value of the control for the specified id. Base implementation for IControllable (Overrides StructureGetCurrentValue(String).)
	GetHashCode	Serves as the default hash function. (Inherited from Object.)
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	Initialize(IDiagnostics)	Set up structure and set runtime diagnostics object (Inherited from Structure.)
	Initialize(ICrossSection, ICrossSection, Boolean, IDiagnostics)	Set up structure and set runtime diagnostics object (Overrides StructureInitialize(ICrossSection, ICrossSection, Boolean, IDiagnostics).)
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object.)
	Offers	A list of quantities available from this structure (Inherited from Structure.)
	Prepare(HDParameterData, IDiagnostics)	Set up structure and set runtime diagnostics object (Inherited from Structure.)
	Prepare(DateTime, HDParameterData, IDiagnostics)	Set up structure and set runtime diagnostics object (Inherited from Structure.)
	PrepareTimeStep	Prepare structure for time step
	ReadState	Read state and apply to module. Returns true if state was successfully read.
	ResetControlledState	Reset internal state (if any) used by controlling class. Called after a controlling class has performed a control sequence, and simulation is restarted. Base implementation for IControllable (Overrides StructureResetControlledState.)
	SetControlStrategyId	Set control strategy ID manually. Base implementation for IControllable (Inherited from Structure.)
	SetInputWaterLevels	Set the _upstreamWaterLevel, _downstreamWaterLevel and _flowDir (Inherited from Structure.)
	SetWaterLevels	Sets up- and down- stream water level and forces the calculation of the discharge and its derivatives. Override in extending classes to do something useful. (Inherited from Structure.)
	SetZeroFlow	Sets the conditions for zero flow (Inherited from Structure.)
	ToString	Returns a string that represents the current object. (Inherited from Object.)
	UpdatedWaterLevels	After a time step (or iteration) has finished, update the discharge to the actual value, based on the final water levels and the discharge derivatives. (Inherited from Structure.)
	Validate	Writes errors, warnings and hints into their respective member classes. The member objects are initially cleared. (Inherited from Structure.)
	ValueGetter	Get value setter for the specified data quantity (Overrides StructureValueGetter(Int32).)
	ValueSetter	Get value setter for the specified data type (Inherited from Structure.)
	WriteState	Write current state of module

	Name	Description
	_accepts	List of quantities that are accepted (Inherited from Structure.)
	_actualGateLevel	Gate level. Type: River Structure Geometry Unit: [m] Default: 0
	_controlStategyId	If the structure is being controlled, then _controlStategyId contains the ID of the active control strategy (Inherited from Structure.)
	_downstreamWaterLevel	Downstream water level, as set by SetWaterLevels(Double, Double) Unit: [m] (Inherited from Structure.)
	_dqdhDownstream	The derivative of flow through the structure with downstream water level. The flow is calculated in the derived classes when the SetWaterLevels method is called. Unit: [m2/sec] (Inherited from Structure.)
	_dqdhUpstream	The derivative of flow through the structure with upstream water level. The flow is calculated in the derived classes when the SetWaterLevels method is called. Unit: [m2/sec] (Inherited from Structure.)
	_dynamicMaxGateLevel	Controllable minimum gate level
	_dynamicMinGateLevel	Controllable maximum gate level
	_flowArea	Flow area through structure. Used by most (but not all) structures. (Inherited from Structure.)
	_flowDir	FlowDir is used to determine which parameters to use for the flow calculations. Derived by the SetWaterLevels(Double, Double). (Inherited from Structure.)
	_id	Identification name of the structure (Inherited from Structure.)
	_implicit	If _implicit == false, then the derivatives are always zero. Default value: true. (Inherited from Structure.)
	_initialGateLevel	Initial value of the gate level. Type: River Structure Geometry Unit: [m] Default: 0
	_location	Location in the network (Inherited from Structure.)
	_maxSpeed	The maximum allowed rate of change of the gate level. Type: River Structure Geometry / Time Unit: [m] Default: 0.001
	_maxValue	Maximum gate level. The gate can not be raised above this level. Type: River Structure Geometry Unit: [m] Default: 0
	_multiplicator	Multiplicator or "number of structures" of this type. Used for modelling more structures at the same location with the same geometry in one go. Unit: [] Default: 1
	_offers	List of quantities that are offered (Inherited from Structure.)
	_previousGateLevel	Previous gate level. Used when control is active, to assure the correct speed of the gate.
	_q	Flow through the structure. The flow is calculated in the derived classes when the SetWaterLevels method is called. Unit: [m3/sec] (Inherited from Structure.)
	_runTimeDiagnostics	Diagnostics are written into this Diagnostics during calculations. Set during Initialize(IDiagnostics) (Inherited from Structure.)
	_sillLevel	Level of the sill of the gate.
	_timeOfPreviousGateLevelChange	Time of previous gate level change
	_topoID	Identification used to find referenced cross sections (Inherited from Structure.)
	_upstreamWaterLevel	Upstream water level, as set by SetWaterLevels(Double, Double) Unit: [m] (Inherited from Structure.)
	_useDynamicMaxGateLevel	Use the controllable maximum gate level
	_useDynamicMinGateLevel	Use the controllable minimum gate level
	_useMaxValue	Flag telling if the maximum gate level specified in _maxValue should be used Type: boolean Unit: [m] Default: false
	_width	Width of the weir opening. Width is perpendicular to the flow direction, i.e. "across the river"

	Name	Description
	Getter	From the proxy, return an FuncTResult for the specified quantity. It returns the first quantity of that type that is offered, and null if the quantity is not offered. (Defined by ProxyExtensions.)
	Getters	Returns a set of FuncTResult for the quantity. We can return several quantities with the same id (usually they will differ in their description). If the quantity is not offerent, an empty list is returned. (Defined by ProxyExtensions.)
	GettersFraction	Returns a set of FuncT, TResult for the quantity. We can return several quantities with the same id (usually they will differ in their description). If the quantity is not offerent, an empty list is returned. (Defined by ProxyExtensions.)
	GetterUnboxed	From the proxy, return an FuncTResult for the specified quantity. It returns the first quantity of that type that is offered, and null if the quantity is not offered. (Defined by ProxyExtensions.)
	Initialize(CrossSectionData, Boolean, IDiagnostics)	Overloaded. Helper function for some unit tests. Do not use. (Defined by StructureExtensions.)
	Initialize(BoundaryData, CrossSectionData, Boolean, IDiagnostics)	Overloaded. Helper function for some unit tests. Do not use. (Defined by StructureExtensions.)
	IsSideStructure	Returns true if the structure is a side structure (Defined by StructureExtensions.)
	Setter	From the proxy, return an IDoubleGetSet for the specified quantity. It returns the first quantity of that type that is accepted, and null if the quantity is not accepted. (Defined by ProxyExtensions.)

Gate Class

Reference