TNAG-1062-FCO40-1312-Replacement-airport-for-Hong-Kong-1981 — Page 45

Z

22

7

B...

LANTAU ISLAND

A

NEW TERRITORIES

AREAS OF POTENTIAL HEIGHT LIMITATIONS

ZONE 1 - APPROACH AND DEPARTURE SURFACES. RESTRICTIONS VARY.

A

M

CHEUNG

CHAU

ZONE 2 - INNER HORIZONTAL SURFACE. STRUCTURES LIMITED TO 54.5 M AMSL.

ZONE 3 - CONICAL SURFACE

RESTRICTIONS VARY FROM 54.5 M

TO 159.5 M AMSL.

ZONE 4 - OUTER HORIZONTAL SURFACE.

STRUCTURES LIMITED IF HIGHER

THAN 30 M ABOVE LOCAL ELEVATION AND MORE THAN 159.5 AMSL.

Note

The principle of "shielding" will frequently permit structural heights in Zones 2, 3, and 4 to exceed the indicated limitations up to the height of nearby terrain.

Figure 14 - Areas of Potential Height Limitations

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