earthquake Context (GNS Science, n.d.) (Hancox & Perrin, 2010, - - PowerPoint PPT Presentation

β–Ά
earthquake context
SMART_READER_LITE
LIVE PREVIEW

earthquake Context (GNS Science, n.d.) (Hancox & Perrin, 2010, - - PowerPoint PPT Presentation

Mar 30, 2024 190 likes β€’339 views

Masters Thesis Water pipe repair- times post earthquake Context (GNS Science, n.d.) (Hancox & Perrin, 2010, p22) Otago Daily Times. (Feburary 22, 2016) (Ford, 2017) Factors Raised Road access (Mowll, 2012) Factors Raised Road

slide-1
SLIDE 1

Masters Thesis

Water pipe repair- times post earthquake

slide-2
SLIDE 2

Context

(GNS Science, n.d.)

slide-3
SLIDE 3

(Hancox & Perrin, 2010, p22)

slide-4
SLIDE 4

Otago Daily Times. (Feburary 22, 2016)

slide-5
SLIDE 5

(Ford, 2017)

slide-6
SLIDE 6

Factors Raised

(Mowll, 2012)

  • Road access
slide-7
SLIDE 7

Factors Raised

  • Road access
  • Pipe diameters
  • Topography
  • Staff Inexperience
  • Repair Coordination
slide-8
SLIDE 8

Factors Raised

  • Road access
  • Pipe diameters
  • Topography
  • Staff Inexperience
  • Repair Coordination

New Zealand Defence Force, 2017

  • Competition for

equipment

  • Politics
slide-9
SLIDE 9

Factors Raised

  • Road access
  • Pipe diameters
  • Topography
  • Staff Inexperience
  • Repair Coordination
  • Equipment acquisition
  • Politics
  • Reservoir damage
  • Hazards
  • Environmental impacts and regulations
slide-10
SLIDE 10

Model Calculation

  • π‘„π‘—π‘žπ‘“ πΊπ‘π‘—π‘šπ‘£π‘ π‘“ π‘„π‘ π‘π‘π‘π‘π‘—π‘šπ‘—π‘’π‘§ =

1600Γ—10 ( βˆ’40 π‘π‘π½βˆ’0.6) ×𝑇𝑁×𝑀𝐽𝑅×𝑀𝑇 Γ—π‘‡π‘“π‘•π‘›π‘“π‘œπ‘’ π‘šπ‘“π‘œπ‘•π‘’β„Ž (π‘†π‘“π‘’π‘£π‘œπ‘’π‘π‘œπ‘‘π‘§ 𝑔𝑏𝑑𝑒𝑝𝑠)

1000

slide-11
SLIDE 11

Results

Source Total (original model) Inspection Oddball pipes Staff logistics

Total

Landslides and access Grand totals

Kaitoke

53 0.1 1 3 56 28 84

Wainuiomata

81 4 0.5 10 94 98 192

Waterloo

65 4 0.3 8 76 98 174

Gear Island

61 4 1.6 7 73 98 171

slide-12
SLIDE 12

Current and future work

slide-13
SLIDE 13

Conclusions

1. Local factors have a significant impact adding up to 13 days (111 days when incorporating land sliding) 2. Need for in-depth research, like that being conducted currently by WWL.

slide-14
SLIDE 14

References

  • Ford, M. (July 12, 2017). Dynamic landscape makes NZ prone to slips. Stuff. Retrieved

from https://www.stuff.co.nz/national/94625277/dynamic-landscape-makes-nz-prone- to-slips

  • GNS Science. (n.d.). Wellington Fault. Retrieved from

https://www.gns.cri.nz/Home/Learning/Science-Topics/Earthquakes/Major-Faults-in- New-Zealand/Wellington-Fault

  • Hancox, G. T., & Perrin, N. D. (2010). Sites of potential landslides that could damage

water pipelines in the Greater Wellington Region during a Wellington Fault Earthquake. GNS Science

  • Mowll, R. (2012) Lifeline utilities restoration times from metropolitan Wellington

following a Wellington Fault Earthquake: Report to the Wellington CDEM Group Joint Committee for the Wellington Lifelines Group Wellington Lifelines Group. Retrieved from http://www.gw.govt.nz/assets/Emergencies--Hazards/Emergency-Planning/12-11- 13-WeLG-report-to-CDEM-Joint-Committee-restoration-times-FINAL.pdf

  • Otago Daily Times. (Feburary 22, 2016) Major study probes NZ’s big landslide threat.
  • Author. Retrieved from https://www.odt.co.nz/news/national/major-study-probes-nzs-

big-landslide-threat

  • Radio New Zealand. (November 16, 2016) Hundreds still stranded in Kaikoura.

Retrieved from https://www.radionz.co.nz/news/national/318126/hundreds-still- stranded-in-kaikoura