1. Taupo Case Study 19 th November 2013 SH1 Desert Road - Waikato Stream

2. Geographical Location Incident Location

3. SH 1 leaves Turangi and ascends onto the North Island Volcanic Plateau, passing through the fringes of the Tongariro National Park and into the Rangipo Desert, and is commonly known as the Desert Road Geographical Location

4. Detour Extent

5. 52km Affected – approx. 36 Minutes 107km Detour – approx. 84 minutes, adding 48 minutes to the journey MADT for the Desert Road for this month was 4300 vehicles – 179 vehicles per hour. Detour Details

6. SH1 Desert Road – 19 th November 2013

7. Initial Incident – Trailer Roll Over 2.10pm Event Logged and Contractors Dispatched 3.00pm Communications that bridge was smashed – Consultant en-route 3.45pm Confirmed incident details and advised only 1 lane closure with lights overnight – No road closure until the next day. Timeline of Events

8. Initial Incident – Trailer Roll Over

9. Initial Incident - Trailer Roll Over

11. Planned Road Closure at 7am – 12pm Establishment of Site Righting and Removal of Trailer Righting and Removal of Crusher Unit Pavement repairs and barrier erection Road Opening Day 2 – Recovery

12. Recovery Operation – Trailer/Crusher

17. 1 Incident 7 Hour Road Closure Estimated 1300 Vehicles effected (Based on MADT) Additional 48 minutes of travelling per vehicle for signed detour Social/Economic Costs Effects of Entire Event

18. Opus International Consultants