1Kilmore St & Colombo St

2 Durham St Nth &

Worcester St

3 Cathedral Square

4 Worcester St & Manchester St

5 Montreal St &

Oxford Tce

Silty Sand

Silty Sand

Gravel

Gravel

Gravel

Sand

Sand

Sand

Silty peat

Silty peat

Silty peat

Silty sand

Silty sand

Silty sand

Silty sand

Silty sand

Silty sand Silty sand

Silty sand

Silty sand

Silty sand

Gravel GravelGravel

Gravelly sandGravelly sand

Gravelly sand

Gravelly sand

Gravelly sand

Gravelly sandSilt

SandSand

Sand

Sand

Sand

Sand

Sand

Sand

Sand

Sand

Sand

Sand

Sand

Soil Layers within the Core of the Christchurch City BlueprintSource: Tonkin & Taylor Christchurch Central City Geological Interpretive Report, Dec 2011

RL m

1

2 3 4

5

Location of bore holes within the CoreSource of map: Christchurch Recovery Plan

4

8

0

-4

-8

-12

-16

-18

-24

1850 Landcover of Christchurch with Core & Frame Overlay, 2012Source: Waterways, Wetlands, Drainage Guide, Part B 4.4, Christchurch City Council 2003

Core

Swamp

The Frame

Fern

Grass

Surface Water

Flax & Grass

Indigenous Ecosystems of Otautahi Christchurch with Core & Frame Overlay, 2012Source: Lucas Associates, Indigenous Ecosystems of Otautahi Christchurch, Set 2: The coastal plains of Hagley-Ferrymead & Burwood-Pegasus, 1996

Core

The Frame

Houhere (Dry Plains)

Totara (Wet Plains)

Kahikatea (Wet Plains)

Four Avenues