| 15 Halcyon Avenue, Wahroonga |
| Land size: | 1,006 sqm | | Frontage: | 18.3 metre (width) | | Depth: | 55.1 metre | | Backyard: | east facing | | Slope: | Gently Inclined |  |
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| Elevation Data |
| Front [A] | Center | Back [B] | | 171.15m | 170.78m | 168.92m |
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The front of the land is 2.23m higher than the back.
Degree of slope is 4 percent.
(Average building cost of $6,000 for every 1 metre of fall) |
| |
| Left [C] | Center | Right [D] | | 171.25m | 170.78m | 170.34m |
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The left of the land is 0.91m higher than the right.
Degree of slope is 5 percent.
(Average building cost of $9,000 for every 1 metre of sideway fall) |