Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

Maintaining Operability in Winter Conditions

Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

„WINTER Operations at Vienna International Airport

• Consider Surface and Volume of snow

• Thickness of Ice Accretion, Snow Depth

• Quality of available Chemicals

• Operational Consequences of snow/ice removal

• Available Ressources

• Ways of Capacity building

Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

Welche Dimensionen und Anforderungen beinhaltet der „Winterdienst“ am VIE ?

zu bearbeitende Flächen:

• Pistensysteme 1.282.600 m² (neu 3. PI + RW 892.000 m²) (Schultern 727.000 m²)

• Vorfelder, Zurollwege 652.000 m2

• Vorfeld AUA 72.100 m2

• Vorfelderweiterungen 300.000 m2

dies entspricht ca. 330 km einer 2-spurigen Autobahnseite

Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

What Requirements are we talking about in Winter Operations „Winterdienst“ at VIE ?

Runways : 64.000 m3 (displaced)

Snow Quantities at 5 cm snow

Parking / manoevring areas: 51.205 m3

transported by truck

Compression of snow during loading / handling to about ¼ volume: 700 truck loads remain!

Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

Qunatities and Requirements

Ressource Planning

Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

How to gauge the effort required

Paretto – Regel 20 : 80

50 100

Ressources

% Success

50

100

Exceptional winter

normaler winter

Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

Analysis of individual events

0

20

40

60

80

100

120

140

160

2000/2001 2003/2004 2004/2005

6 Ereignisse83,3 % bis 5 cm16,7 % über 5 cm

27 Ereignisse77,8 % bis 5 cm22,2 % über 5 cm

17 Ereignisse82,4 % bis 5 cm17,6 % über 5 cm

Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

Test of De-icing liquids in climate chamber

Icing protection with liquid agents (2 ° inclination, Temp.: - 5 °C)

0

2,5

5

7,5

10

12,5

15

17,5

20

22,5

25

27,5

Produkt A Produkt B Produkt C Produkt D

1 inch

flächig

Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

Melting Capacity

(Temp.: - 5 °C Applied liquid: 30 g / m2)

0

1

2

3

4

5

6

7

8

9

10

Produkt A Produkt B Produkt C Produkt A

15 Min.

45 Min.

g melted ice / ml de-icing fl

Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

Ressources used

Use of melting agent

-

1.000.000

2.000.000

3.000.000

4.000.000

5.000.000

2000 / 2001 2001 / 2002 2002 / 2003 2003 / 2004 2004 /2005

Enteisungsmittel flüssig Enteisungsmittel fest

Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

Ressources cont.,

S NOW

Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

Total Snow accumulation per season

0

25

50

75

100

125

150

175

200

225

250

68/6

9

70/7

1

72/7

3

74/7

5

76/7

7

78/7

9

80/8

1

82/8

3

84/8

5

86/8

7

88/8

9

90/9

1

92/9

3

94/9

5

96/9

7

98/9

9

00/0

1

02/0

3

04/0

5

cm

Vienna Airport Winter Operations

H.Puempel ACG Sept 2005

Staff

166 Staff VIE

11 Staff VIAS

+ 30 Transport Staff

207 Total

Flughafendienste / SR – Winterdienst / Saison 2004 / 2005 vie

WIDI – Steering-Team Mai 2005

Role of meteorological InformationRole of meteorological Information

Special snowfall forecasts every 6 hoursSpecial snowfall forecasts every 6 hours Forecasts of Winds (snow drifts)Forecasts of Winds (snow drifts) Forecast of temperaturesForecast of temperatures Used for staf planningUsed for staf planning (In case of snowfall forecast moderate (In case of snowfall forecast moderate

or more, extra shift called on duty)or more, extra shift called on duty) Cost of false alert very high!Cost of false alert very high! Cost of missed event even worseCost of missed event even worse

Flughafendienste / SR – Winterdienst / Saison 2004 / 2005 vie

WIDI – Steering-Team Mai 2005

Other specialized forecastsOther specialized forecasts

Lightning activity (Warning, shut Lightning activity (Warning, shut down)down)

Winds for capacity planning under Winds for capacity planning under environmental constraintsenvironmental constraints