Merge pull request vatpac-technology#588 from m-9c/es

Clarify Top Down/Airspace responsibilities for 'border' aerodromes

Author: mattk04

docs/aerodromes/classc/EastSale.md

@@ -122,9 +122,9 @@ Lanes extend from `SFC` or the base of restricted airspace to `F160`. Aircraft d
 
 ## Coordination
 ### Auto Release
-[Next](../../controller-skills/coordination.md#next) coordination is required from ES ADC to ES TCU for all aircraft.
+[Next](../../controller-skills/coordination.md#next) coordination is required from ES ADC to ESA for all aircraft.
 
-The Standard Assignable Level from  **ES ADC** to **ES TCU** is:
+The Standard Assignable Level from  **ES ADC** to **ESA** is:
 
 | Aircraft | Level |
 | -------- | ----- |
@@ -135,6 +135,6 @@ Helicopters departing from helicopter spots will be treated as if departing from
 
 !!! phraseology
     *PSDN14 is a VFR helicopter departing from the threshold of RWY04 (in the direction of runway 27)*  
-    <span class="hotline">**ES ADC** -> **ES TCU**</span>: "Next, PSDN14, runway 27"  
-    <span class="hotline">**ES TCU** -> **ES ADC**</span>: "PSDN14, right turn, unrestricted"  
-    <span class="hotline">**ES ADC** -> **ES TCU**</span>: "Right turn, PSDN14" 
+    <span class="hotline">**ES ADC** -> **ESA**</span>: "Next, PSDN14, runway 27"  
+    <span class="hotline">**ESA** -> **ES ADC**</span>: "PSDN14, right turn, unrestricted"  
+    <span class="hotline">**ES ADC** -> **ESA**</span>: "Right turn, PSDN14" 

docs/enroute/Brisbane Centre/ARL.md

@@ -44,7 +44,10 @@ When **TW ADC** is offline, TW CTR (Class D and C `SFC` to `A085`) reverts to Cl
     If choosing *not* to provide a top down service, consider publishing an **ATIS Zulu** for the aerodrome, to inform pilots about the airspace reclassification. The *More ATIS* plugin has a formatted Zulu ATIS message.
 
 #### CFS CTR
-When **CFS ADC** is offline, CFS CTR (Class D `SFC` to `A045`) reverts to Class G, and is administered by MNN and INL. MNN is **not permitted** to provide a [top-down procedural service](../../../aerodromes/procedural/Coffs), only INL can do this, and they must coordinate with MNN if they are doing so.
+When **CFS ADC** is offline, CFS CTR (Class D `SFC` to `A045`) reverts to Class G, and is administered by MNN and INL.
+
+!!! note
+    MNN does not assume the CFS CTR in the absence of a CFS ADC controller. Assumption of the CFS CTR is the responsibility of INL. Controllers may choose to verbally coordinate the release of the CFS CTR to either sector/subsector.
 
 #### WLM CTR
 When **WLM TCU** is offline, WLM MIL CTR (Class C `SFC` to `A065`) reverts to Class G, and WLM MIL CTR (Class C `A065` to `F125`) reverts to Class E. This airspace is administered by the appropriate ARL subsector. Alternatively, ARL(MLD) may provide a [top-down service](../../../terminal/williamtown) if they wish.  

docs/enroute/Melbourne Centre/BLA.md

@@ -43,6 +43,12 @@ When **AY ADC** is offline, AY CTR (Class D and C `SFC` to `A085`) reverts to Cl
 
 !!! tip
     If choosing *not* to provide a top down service, consider publishing an **ATIS Zulu** for the aerodrome, to inform pilots about the airspace reclassification. The *More ATIS* plugin has a formatted Zulu ATIS message.
+	
+#### ES TCU
+When **ESA** is offline, the restricted airspace within R360 is deactivated and the airspace is administered by BLA and HUO(WON). 
+
+!!! note
+    BLA does not assume the ES TCU in the absence of ESA. Assumption of the ES TCU is the responsibility of HUO(WON). Controllers may choose to verbally coordinate the release of the ES TCU to either sector/subsector.
 
 ## Sector Responsibilities
 ### Eildon Weir (ELW)

docs/enroute/Melbourne Centre/HUO.md

@@ -45,6 +45,12 @@ If HUO chooses to operate top down to either aerodrome, they must administer all
 !!! tip
     If choosing *not* to provide a top down service, consider publishing an **ATIS Zulu** for each aerodrome, to inform pilots about the airspace reclassification. The *More ATIS* plugin has a formatted Zulu ATIS message.
 
+#### ES TCU
+When **ESA** is offline, the restricted airspace within R360 is deactivated and the airspace is administered by BLA and WON. Alternatively, WON may provide a [top-down service](../../../aerodromes/classc/EastSale) if they wish (not recommended), and this must be coordinated to BLA.
+
+!!! tip
+    If choosing *not* to provide a top down service, consider publishing an **ATIS Zulu** for the aerodrome, to inform pilots about the airspace reclassification. The *More ATIS* plugin has a formatted Zulu ATIS message.
+
 ## Sector Responsibilities
 ### Huon (HUO)
 #### YMLT Arrivals

docs/terminal/eastsale.md

@@ -12,11 +12,11 @@
 
 ## Airspace
 
-ES TCU is responsible for the restricted airspace within R360, from the base of CTA to `F210`. Typically, sectors R360A through R360F are active. The enroute controllers manage the airspace beneath the active R360 sectors, with HUO(WON) controlling the southern section and BLA controlling the northern section. Coordination with both enroute controllers is needed if online.
+ESA is responsible for the restricted airspace within R360, from the base of CTA to `F210`. Typically, sectors R360A through R360F are active. The enroute controllers manage the airspace beneath the active R360 sectors, with HUO(WON) controlling the southern section and BLA controlling the northern section. Coordination with both enroute controllers is needed if online.
 
 R393 is reserved and is activated only for special events.
 
-If operationally necessary, ES TCU may also request the activation of M301 airspace segments for military exercises up to `F450`.
+If operationally necessary, ESA may also request the activation of M301 airspace segments for military exercises up to `F450`.
 
 <figure markdown>
 ![ESL TMA](img/esltcu.png){ width="700" }
@@ -40,7 +40,7 @@ The East Sale Circuit Area (ESL CIRA) is active at all times when R360A is activ
 
 The West Sale Circuit Area (WSL CIRA) is active at all times when R360A is active. It is defined as airspace within a `5NM` radius centered on the YWSL ARP, from the `SFC` to `A020`.
 
-Separation on the movement area at West Sale is not provided by ES TCU due to geographical displacement. Pilots are responsible for separation during ground operations.
+Separation on the movement area at West Sale is not provided by ESA due to geographical displacement. Pilots are responsible for separation during ground operations.
 
 The WSL CIRA remains north of the Latrobe River and within 12 TAC ESL.
 
@@ -78,7 +78,7 @@ The ESL and WSL CIRA overlap overhead Sale Township. To avoid conflict between a
 VFR D353 transit lane allows VFR aircraft to transit the TCU airspace. The lateral limits are approximately 1NM either side of the railway line from Cowwarr to Lindenow South, passing through Heyfield, Maffra, and Stratford.
 The vertical limit is from `SFC` to `A015`.
 Clearance is not required for transit through R360A via D353.
-Aircraft must monitor ES TCU on 123.300, and broadcast at Cowwarr and Lindenow South compulsory en route reporting points. No air traffic services are provided within D353.
+Aircraft must monitor ESA on 123.300, and broadcast at Cowwarr and Lindenow South compulsory en route reporting points. No air traffic services are provided within D353.
 
 #### Princes Route
 Aircraft using the Princes Route should expect a clearance not above 1,500FT. Other levels may be available upon request.
@@ -93,9 +93,9 @@ Upon pilot request, clear aircraft to transit through the Longford Lane.
 
 !!! phraseology
     **RCR**: "East Sale Approach, RCR, Archer, 10 miles north west McGauran beach, 3500, request clearance Loch Sport"  
-    **ES TCU**: "RCR, East Sale Approach, squawk 1234, remain outside charlie airspace"  
+    **ESA**: "RCR, East Sale Approach, squawk 1234, remain outside charlie airspace"  
     **RCR**: "Remain OCTA, squawk 1234, RCR"  
-    **ES TCU**: "RCR, identified, cleared McGauran Beach, Loch Sport, not above 1500"  
+    **ESA**: "RCR, identified, cleared McGauran Beach, Loch Sport, not above 1500"  
     **RCR**: "cleared McGauran Beach, Lock Sport, not above 1500, RCR"  
 
 
@@ -197,20 +197,20 @@ Voiceless for all aircraft:
 - Tracking via a Procedural SID terminus; and  
 - Assigned the lower of `F200` or the `RFL`
 
-All other aircraft going to ELW/YWE CTA must be **Heads-up** Coordinated by ES TCU prior to the boundary. 
+All other aircraft going to ELW/HUO(WON) CTA must be **Heads-up** Coordinated by ESA prior to the boundary. 
 
 #### Arrivals
 Voiceless for all aircraft:
 
 - With ADES **YMES**; and
 - Assigned `A100`
 
-All other aircraft coming from ELW/YWE CTA will be **Heads-up** Coordinated to ES TCU.
+All other aircraft coming from ELW/HUO(WON) CTA will be **Heads-up** Coordinated to ESA.
 
 ### Auto Release
-[Next](../controller-skills/coordination.md#next) coordination is required from ES ADC to ES TCU for all aircraft.
+[Next](../controller-skills/coordination.md#next) coordination is required from ES ADC to ESA for all aircraft.
 
-The Standard Assignable Level from  **ES ADC** to **ES TCU** is:
+The Standard Assignable Level from  **ES ADC** to **ESA** is:
 
 | Aircraft | Level |
 | -------- | ----- |
@@ -221,9 +221,9 @@ Helicopters departing from helicopter spots will be treated as if departing from
 
 !!! phraseology
     *PSDN14 is a VFR helicopter departing from the threshold of RWY04 (in the direction of runway 27)*  
-    <span class="hotline">**ES ADC** -> **ES TCU**</span>: "Next, PSDN14, runway 27"  
-    <span class="hotline">**ES TCU** -> **ES ADC**</span>: "PSDN14, right turn, unrestricted"  
-    <span class="hotline">**ES ADC** -> **ES TCU**</span>: "Right turn, PSDN14" 
+    <span class="hotline">**ES ADC** -> **ESA**</span>: "Next, PSDN14, runway 27"  
+    <span class="hotline">**ESA** -> **ES ADC**</span>: "PSDN14, right turn, unrestricted"  
+    <span class="hotline">**ES ADC** -> **ESA**</span>: "Right turn, PSDN14" 
 
 ### Transfer to Tower
 Transfer to tower frequency at the following points:

includes/abbreviations.md

@@ -73,6 +73,7 @@
 *[CBE]: Canberra Approach East
 *[DAW]: Darwin Approach West
 *[DAE]: Darwin Approach East
+*[ESA]: Sale Approach
 *[HBA]: Hobart Approach
 *[LTA]: Launceston Approach
 *[MKA]: Mackay Approach