February 20011 Robert L. Semans (SE) John O. Graybill (SKY) The Airspace The Airspace Nose 2 Nose...
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February 2001 1 Robert L. Semans (SE) John O. Graybill (SKY) • The The Airspace Airspace Nose 2 Nose 2 Nose Nose • The Risks The Risks • A Solution A Solution Over The Over The White-Inyo Range White-Inyo Range
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Transcript of February 20011 Robert L. Semans (SE) John O. Graybill (SKY) The Airspace The Airspace Nose 2 Nose...
February 2001 1
Robert L. Semans (SE)John O. Graybill (SKY)
• The The AirspaceAirspace
Nose 2 Nose 2 NoseNose
• The RisksThe Risks
• A SolutionA Solution
Over The Over The White-Inyo White-Inyo RangeRange
February 2001 2
The AirspaceThe Airspace. . . The . . . The White-Inyo Range
5 nm North 5 nm North Boundary PeakBoundary Peak
5 nm South 5 nm South Cerro Gordo PeakCerro Gordo Peak
Variable WidthVariable Width All Foothills West & EastAll Foothills West & East
Areas of Expected LiftAreas of Expected Lift
Valley Floors To Skirt Over DevelopmentValley Floors To Skirt Over Development
5 nm North 5 nm North Boundary PeakBoundary Peak
5 nm South 5 nm South Cerro Gordo PeakCerro Gordo Peak
Variable WidthVariable Width All Foothills West & EastAll Foothills West & East
Areas of Expected LiftAreas of Expected Lift
Valley Floors To Skirt Over DevelopmentValley Floors To Skirt Over Development
February 2001 3
The RisksThe Risks. . . Head-On High-Speed Mid-Air . . . Head-On High-Speed Mid-Air CollisionCollision
Bands of Narrow Strong LiftBands of Narrow Strong Lift
Concentrated High-Speed Glider TrafficConcentrated High-Speed Glider Traffic
20 to 30 Northbound Gliders20 to 30 Northbound Gliders
5 to 12 Southbound Gliders5 to 12 Southbound Gliders
High Cruise to Circle RatioHigh Cruise to Circle Ratio
Potential Closing Rate of 300 mph!Potential Closing Rate of 300 mph!
Bands of Narrow Strong LiftBands of Narrow Strong Lift
Concentrated High-Speed Glider TrafficConcentrated High-Speed Glider Traffic
20 to 30 Northbound Gliders20 to 30 Northbound Gliders
5 to 12 Southbound Gliders5 to 12 Southbound Gliders
High Cruise to Circle RatioHigh Cruise to Circle Ratio
Potential Closing Rate of 300 mph!Potential Closing Rate of 300 mph!
February 2001 4
The Risks The Risks . . . . . . continuedcontinued
. . . Head-On High-Speed Mid-Air . . . Head-On High-Speed Mid-Air CollisionCollision
300 mph = 12 seconds per mile300 mph = 12 seconds per mile
Very Small Head-On ProfileVery Small Head-On Profile
Hard To See White On WhiteHard To See White On White
Negligible Angular DisplacementNegligible Angular Displacement
Probably Not Looking Enough To SeeProbably Not Looking Enough To See
300 mph = 12 seconds per mile300 mph = 12 seconds per mile
Very Small Head-On ProfileVery Small Head-On Profile
Hard To See White On WhiteHard To See White On White
Negligible Angular DisplacementNegligible Angular Displacement
Probably Not Looking Enough To SeeProbably Not Looking Enough To See
February 2001 5
The Risks The Risks . . . . . . continuedcontinued
. . . Head-On High-Speed Mid-Air . . . Head-On High-Speed Mid-Air CollisionCollision
Bail-Out Prospects Are Very PoorBail-Out Prospects Are Very Poor
We’re Not Talking Bumps & ScrapesWe’re Not Talking Bumps & Scrapes
Explosive ImpactExplosive Impact
Radical Modification of Your GliderRadical Modification of Your Glider
Kinetic Energy Varies With Square of SpeedKinetic Energy Varies With Square of Speed
Death LikelyDeath Likely
Bail-Out Prospects Are Very PoorBail-Out Prospects Are Very Poor
We’re Not Talking Bumps & ScrapesWe’re Not Talking Bumps & Scrapes
Explosive ImpactExplosive Impact
Radical Modification of Your GliderRadical Modification of Your Glider
Kinetic Energy Varies With Square of SpeedKinetic Energy Varies With Square of Speed
Death LikelyDeath Likely
February 2001 6
A SolutionA Solution. . . A Formal Collision Avoidance . . . A Formal Collision Avoidance ProcedureProcedure
Let’s Not Wait For Death To Visit UsLet’s Not Wait For Death To Visit Us
Discipline Can Hold Death At BayDiscipline Can Hold Death At Bay
Safety Can Be Improved WithSafety Can Be Improved With More DefinitionMore Definition
Widespread Publication & EducationWidespread Publication & Education
Universal UseUniversal Use
Let’s Not Wait For Death To Visit UsLet’s Not Wait For Death To Visit Us
Discipline Can Hold Death At BayDiscipline Can Hold Death At Bay
Safety Can Be Improved WithSafety Can Be Improved With More DefinitionMore Definition
Widespread Publication & EducationWidespread Publication & Education
Universal UseUniversal Use
February 2001 7
A Solution A Solution . . . . . . continuedcontinued
. . . “Procedure Alpha” -- 3 Parts. . . “Procedure Alpha” -- 3 Parts
1.1. Use The Bishop Altimeter (ASOS 119.025)Use The Bishop Altimeter (ASOS 119.025)
2.2. Using 123.5, and a Prescribed Format, Using 123.5, and a Prescribed Format,
Report Position Relative To 6 Agreed Upon Report Position Relative To 6 Agreed Upon
Reference PointsReference Points
3.3. Directly Negotiate Your Own Collision Directly Negotiate Your Own Collision
Avoidance With Nearby GlidersAvoidance With Nearby Gliders
1.1. Use The Bishop Altimeter (ASOS 119.025)Use The Bishop Altimeter (ASOS 119.025)
2.2. Using 123.5, and a Prescribed Format, Using 123.5, and a Prescribed Format,
Report Position Relative To 6 Agreed Upon Report Position Relative To 6 Agreed Upon
Reference PointsReference Points
3.3. Directly Negotiate Your Own Collision Directly Negotiate Your Own Collision
Avoidance With Nearby GlidersAvoidance With Nearby Gliders
February 2001 8
A Solution A Solution . . . . . . continuedcontinued
. . . Six Reference Points. . . Six Reference Points
1.1. Boundary PeakBoundary Peak
2.2. White Mountain PeakWhite Mountain Peak
3.3. Schulman Grove IntersectionSchulman Grove Intersection
4.4. Waucoba MountainWaucoba Mountain
5.5. Mount InyoMount Inyo
6.6. Cerro Gordo PeakCerro Gordo Peak
1.1. Boundary PeakBoundary Peak
2.2. White Mountain PeakWhite Mountain Peak
3.3. Schulman Grove IntersectionSchulman Grove Intersection
4.4. Waucoba MountainWaucoba Mountain
5.5. Mount InyoMount Inyo
6.6. Cerro Gordo PeakCerro Gordo Peak
February 2001 9
A Solution A Solution . . . . . . continuedcontinued
February 2001 10
A Solution A Solution . . . . . . Continued Continued The Inyo The Inyo
RangeRange
Schulman GroveWaucoba Mtn
Mt. Inyo Cerro Gordo Pk
Independence
Lone Pine
February 2001 11
A Solution A Solution . . . . . . Continued Continued The White Mtn. The White Mtn.
RangeRange
Bishop
Boundary PkWhite Mtn Pk
Schulman Grove Waucoba Mtn
February 2001 12
A Solution A Solution ... ... Cont.Cont. The White Mtn. The White Mtn.
CorridorCorridorBoundary Pk
White Mt Pk
Schulman Grove
Waucoba Mtn
Mt Inyo
Cerro Gordo Pk
Bishop
Independence
Lone Pine
February 2001 13
Procedure Alpha Part 1Procedure Alpha Part 1
. . . Altitude Separation. . . Altitude Separation
Use The Bishop Altimeter (ASOS 119.025)Use The Bishop Altimeter (ASOS 119.025)
Common Reference Pressure Is EssentialCommon Reference Pressure Is Essential
North & South Pressures Could Be Very North & South Pressures Could Be Very
DifferentDifferent
Use The Bishop Altimeter (ASOS 119.025)Use The Bishop Altimeter (ASOS 119.025)
Common Reference Pressure Is EssentialCommon Reference Pressure Is Essential
North & South Pressures Could Be Very North & South Pressures Could Be Very
DifferentDifferent
February 2001 14
Procedure Alpha Part 2 Procedure Alpha Part 2 . . . . . .
continuedcontinued
. . . Make Disciplined Position . . . Make Disciplined Position ReportsReports
Always When Within 2 – 3 nm of the Airspace Always When Within 2 – 3 nm of the Airspace
Only When Cruising . . . Only When Cruising . . . oror
Just As You Start To CruiseJust As You Start To Cruise
Always Over, or Near A Reference PointAlways Over, or Near A Reference Point
Always When Within 2 – 3 nm of the Airspace Always When Within 2 – 3 nm of the Airspace
Only When Cruising . . . Only When Cruising . . . oror
Just As You Start To CruiseJust As You Start To Cruise
Always Over, or Near A Reference PointAlways Over, or Near A Reference Point
February 2001 15
Procedure Alpha Part 2 Procedure Alpha Part 2 . . . . . .
continuedcontinued
. . . Format For Position Reports. . . Format For Position Reports
1.1. Who You Are Calling Who You Are Calling ((“White Mountain Traffic”“White Mountain Traffic”))
2.2. Your Contest NumberYour Contest Number (Or Other Call Sign)(Or Other Call Sign)
3.3. Your Direction of FlightYour Direction of Flight ((“Northbound”“Northbound” or or “Southbound”“Southbound”))
4.4. Your AltitudeYour Altitude
5.5. Your PositionYour Position (Over or Near a Reference Point)(Over or Near a Reference Point)
6.6. Your Direction of FlightYour Direction of Flight ((“Northbound”“Northbound” or or “Southbound”“Southbound”))
1.1. Who You Are Calling Who You Are Calling ((“White Mountain Traffic”“White Mountain Traffic”))
2.2. Your Contest NumberYour Contest Number (Or Other Call Sign)(Or Other Call Sign)
3.3. Your Direction of FlightYour Direction of Flight ((“Northbound”“Northbound” or or “Southbound”“Southbound”))
4.4. Your AltitudeYour Altitude
5.5. Your PositionYour Position (Over or Near a Reference Point)(Over or Near a Reference Point)
6.6. Your Direction of FlightYour Direction of Flight ((“Northbound”“Northbound” or or “Southbound”“Southbound”))
February 2001 16
Procedure Alpha Part 2 Procedure Alpha Part 2 . . . . . .
continuedcontinued
. . . Example Position Reports. . . Example Position Reports NorthboundNorthbound::
““White Mountain traffic, sky northbound, two point six White Mountain traffic, sky northbound, two point six miles north Mount Inyo, one six thousand four hundred, miles north Mount Inyo, one six thousand four hundred, northbound”northbound”
SouthboundSouthbound::
" White Mountain traffic, sierra echo southbound, three " White Mountain traffic, sierra echo southbound, three miles west of Waucoba Mountain, one seven thousand, miles west of Waucoba Mountain, one seven thousand, six hundred, southbound”six hundred, southbound”
NorthboundNorthbound::
““White Mountain traffic, sky northbound, two point six White Mountain traffic, sky northbound, two point six miles north Mount Inyo, one six thousand four hundred, miles north Mount Inyo, one six thousand four hundred, northbound”northbound”
SouthboundSouthbound::
" White Mountain traffic, sierra echo southbound, three " White Mountain traffic, sierra echo southbound, three miles west of Waucoba Mountain, one seven thousand, miles west of Waucoba Mountain, one seven thousand, six hundred, southbound”six hundred, southbound”
February 2001 17
Procedure Alpha Part 3Procedure Alpha Part 3. . . No Hit Negotiations. . . No Hit Negotiations
Call Directly When CloseCall Directly When Close Danger Danger!!Danger Danger!!
Altitude Within 1,000 FtAltitude Within 1,000 Ft Very Close PositionsVery Close Positions No Visual ContactNo Visual Contact
Someone Must Change AltitudeSomeone Must Change Altitude By AgreementBy Agreement QuicklyQuickly CarefullyCarefully
Call Directly When CloseCall Directly When Close Danger Danger!!Danger Danger!!
Altitude Within 1,000 FtAltitude Within 1,000 Ft Very Close PositionsVery Close Positions No Visual ContactNo Visual Contact
Someone Must Change AltitudeSomeone Must Change Altitude By AgreementBy Agreement QuicklyQuickly CarefullyCarefully
February 2001 18
No Guarantees – Be No Guarantees – Be CarefulCareful. . . Things That Can Hurt You. . . Things That Can Hurt You
““At the root of every human catastrophe is at At the root of every human catastrophe is at least one invalid assumption.”least one invalid assumption.”
Non-glider traffic … Powered Aircraft & Non-glider traffic … Powered Aircraft & Hang Gliders Hang Gliders
Gliders on other frequenciesGliders on other frequencies Gliders with radio failures … or low batteries Gliders with radio failures … or low batteries Glider pilots who are ignorant of the procedure Glider pilots who are ignorant of the procedure
… or who are reluctant to speak English … or who are reluctant to speak English
““At the root of every human catastrophe is at At the root of every human catastrophe is at least one invalid assumption.”least one invalid assumption.”
Non-glider traffic … Powered Aircraft & Non-glider traffic … Powered Aircraft & Hang Gliders Hang Gliders
Gliders on other frequenciesGliders on other frequencies Gliders with radio failures … or low batteries Gliders with radio failures … or low batteries Glider pilots who are ignorant of the procedure Glider pilots who are ignorant of the procedure
… or who are reluctant to speak English … or who are reluctant to speak English
February 2001 19
No Guarantees – Be No Guarantees – Be CarefulCareful. . . More Things That Can Hurt You. . . More Things That Can Hurt You
Pilots in competition who don’t want to Pilots in competition who don’t want to disclose their positiondisclose their position
Candidates for the Darwin Award Candidates for the Darwin Award ““Third Glider” TrapThird Glider” Trap
Don’t Assume:Don’t Assume:
Who You SeeWho You See Is Is Who You’re Talking Who You’re Talking ToTo
Pilots in competition who don’t want to Pilots in competition who don’t want to disclose their positiondisclose their position
Candidates for the Darwin Award Candidates for the Darwin Award ““Third Glider” TrapThird Glider” Trap
Don’t Assume:Don’t Assume:
Who You SeeWho You See Is Is Who You’re Talking Who You’re Talking ToTo
February 2001 20
Things You Can DoThings You Can Do. . . Reduce The Probability of . . . Reduce The Probability of Getting Up Close And PersonalGetting Up Close And Personal
Broadcast Any UFOBroadcast Any UFO In The AirspaceIn The Airspace If You Are Higher, Gradually Slow Up.If You Are Higher, Gradually Slow Up. Be Careful With Big “Zoomies!”Be Careful With Big “Zoomies!” Stay Well Below Cloud Base!Stay Well Below Cloud Base! Spread Word About “Procedure Alpha” Spread Word About “Procedure Alpha”
Broadcast Any UFOBroadcast Any UFO In The AirspaceIn The Airspace If You Are Higher, Gradually Slow Up.If You Are Higher, Gradually Slow Up. Be Careful With Big “Zoomies!”Be Careful With Big “Zoomies!” Stay Well Below Cloud Base!Stay Well Below Cloud Base! Spread Word About “Procedure Alpha” Spread Word About “Procedure Alpha”
February 2001 21
To Soar Another DayTo Soar Another Day
