CASA Regulations

Function presentation

This display gives the list of regulations linked to all or selected FMPs for the specified date.
The query dialog allows to select All Regulations or Active only.

Opening the window

From the Application / ATFCM menu, select the option Measures / CASA Regulations.
Immediate shortcut to bypass menu selection : <Ctrl> + <Shift> + <F1>.

A new empty CASA Regulations window will be opened with the following defaults :

Date: current or last queried traffic date is proposed (relative to current UTC date) depending on selected user preference (CHMI / ATFCM application / General / Dates and times / Default date proposed for query).
"Active only" comes selected or unselected, same as last query.
"Selected FMPs" radio button is always initially checked.
"All FMPs" radio button is never switched on initially.
"Selected FMP(s)" list is filled in with the last updated list maintained using the FMP Selection dialog.
FMPs are checked in the "Selected FMP(s)" list based on the last query issued that uses FMP selection.

When no FMPs have been selected yet using the FMP Selection dialog (this is the case after application installation),

A message box will warn you and invite you to select first one or more FMPs.
On clicking OK, the FMP Selection dialog is opened automatically.
After adding one or more FMPs to the "Selected list", click on the OK button.
This will close the dialog and update the "Selected list" on the calling window.

On initial CASA Regulations query preparation, the focus is set on the date control.
After this, it is moved logically between the query controls in position sequence (left to right and then top to bottom).

Preparing to query

The traffic Date may be adjusted to one of the proposed values. Common ATFCM Tactical / Pre-Tactical dates behaviour is implemented.
The "Active only" checkbox may be checked if only active regulations shall be retrieved. Otherwise this control shall remain unchecked.
The "All FMPs" radio button shall be checked if no selection on FMP shall be performed (retrieve regulations for all FMPs). This hides the Selected FMP(s) data group. Otherwise "Selected FMPs" radio button shall be checked.
When the "Selected FMPs" radio button is checked, the Selected FMP(s) data group is displayed.
FMPs in the "Selected list" may then be checked or unchecked as desired.
Click on the "Selected list" title to adjust sort sequence (alternatively ascending and descending sequence). This shall not impact the list of selected FMPs and the fact that a given FMP is checked or not.
Click the "All" button to check all the FMPs present in the Selected list.
Click the "None" button to uncheck all the FMPs present in the Selected list.
To add or remove one or more FMPs in the Selected list, the FMP selection dialog shall be used. Click on the "Select" button to open this dialog.
When the Selected list is up to date on the FMP selection dialog, click on the OK button to save the list.
Rules for updating the Selected list on all opened windows using an FMP Selected list for the query is described in FMP selection dialog.
Clicking the Cancel button of the FMP selection dialog stops editing the "Selected list" and come back to the previous screen without saving any modification to the list.
CASA Regulations window may be closed before issuing any query.
A maximum of 12 FMPs may be checked when issuing a query. Depending on your access rights, this limit may be extended.
The Send button will send the query to the CFMU system.

The Reset action common functionality is implemented for this function.
Following query data elements are considered for activating the Reset action :

Date.
Active only.
All or Checked FMPs in the Selected list.

Displaying the query results

The title contains the time stamp when the information was retrieved from the CFMU system.
The left part of the window contains the different query data elements used to retrieve the displayed regulation list:

The observed Date.
If the retrieved list contains Active only Regulations.
If Regulations were retrieved for All FMPs.
Otherwise if FMP selection was applied, the list of Selected FMPs is displayed where FMPs included in the query are checked.

At the top of the regulation list, a counter indicates the number of regulations retrieved.
This counter may be affected by filtering (fff / rrr Regulations where fff is the filtered number and rrr is the retrieved number).
On query results display, the focus is set on the regulation list after selecting the first regulation in the list.
For each regulation, the main list contains :

The identifier of the regulation (REG ID),
The Status of the regulation (see later),
The traffic volume on which it applies (Traf Vol),
The related reference location (Ref Location),
The Start and End time of the regulation (WEF and UNT),
The link state indicates that the regulation is linked to other regulations to calculate the delays (L) (see later).
The indication that a Confirmation message is required when a flight is affected by this regulation (F). Set to "F" if applicable, otherwise remains blank.
The indication that a Runway Visual Range (RVR) is associated to one or more sub-periods (R). Set to "R" if applicable, otherwise remains blank.
The indication that flights affected by this regulation have to be shifted for one or more sub-periods (S). Set to "S" if applicable, otherwise remains blank.
The indication for exemption from other regulations (X). Set to "X" if applicable, otherwise remains blank.
The Regulation Reason (see later).
The related FMP identifier, if the query was performed on selected FMPs. This information is not available when query is performed on All FMPs.

The initial display sort sequence for the regulation list is :

First ascending on WEF.
Second ascending on REG ID.

The list allows only single selection.
When a regulation is selected in the list, the details pane of the Regulation List is filled in with :

the description and comments, if any, made by the CFMU Operator.

The possible activity values for the Status are :

Not Active
Activating
Active
Modifying
Terminated
Cancelling
Cancelled

The possible Link states are :

A for Automatic Link,
M for Manual Link,
L when Both Automatic and Manual Links are present.

The possible Regulation Reasons are :

ATC CAPACITY
ATC IND ACTION
ATC ROUTEINGS
ATC STAFFING
ATC EQUIPMENT
ACCIDENT/INCIDENT
AERODROME CAPACITY
DE-ICING
EQUIPMENT NON-ATC
IND ACTION NON-ATC
MILITARY ACTIVITY
SPECIAL EVENT
ENVIRONMENT ISSUES
WEATHER
OTHER

User interactions

The Normal / Proposal two states button may be adjusted before selecting an option of the popup menu described in the "Contextual actions" section.
The selected Normal / Proposal value will be transferred to the invoked function.
This window allows to modify a previous query selection and to issue a new request.
On query modification, the Reset action is enabled.
To display / hide the query part, click respectively the Right / Left arrow at the top next to the split bar.
To update the display, click on the Send button on the button bar or select the Action / Send menu option. This will issue exactly the same query to obtain an up to date list.
To print the Regulation list, first retrieve, sort and filter the data in the window. When ready, click on the Print button or select the File / Print menu option.
To display a sub-selection of the retrieved data, click on the Filter button on the button bar or select the Action / Filter menu option and adjust the desired filtering criteria.
To modify the Sort sequence of the regulations, click on column headers corresponding to your desired sort criteria.
To export the displayed details, click on the Export button or select the Action / Export menu option.
Increasing / reducing the window height will impact the size of the FMP Selected list and the Regulation list controls.
Increasing / reducing the window width will impact the size of the Regulation list and the details pane of the Regulation List controls.

Contextual actions

When a line is selected in the list, the right mouse button pops up a contextual menu.
This popup menu lists the possible actions for the selected Regulation and may contain the following options:

Regulation Description : displays detailed information for the selected regulation.
Regulation Delays : displays the delays for the selected regulation and its activation period.
Regulation Flight List : displays the Provisional Slot Allocation List (Traffic Load) for the selected regulation and its activation period starting either with the current time or the start time of the regulation.
Traffic counts : displays the count graph for the regulated traffic volume for the selected day.

For the Regulation Delays, Regulation Flight List and Traffic Counts options, the transferred period may be affected by user preferences related to Default query period identification.