Managing Critical Assets - A Maintenance Perspective

1. Managing Critical Assets
A Maintenance Perspective
Bradley Yates, Senior Asset Manager with NZ Transport Agency

2. New Zealand
State Highways

3. Managing Critical Assets A Maintenance Perspective
New Zealand Transport Agency – Purpose
Creating transport solutions for a thriving New Zealand
Geoff Dangerfield, Chief Executive Officer
New Zealand State Highways
• Valued at $25 Billion NZD
• Is an essential asset for the productivity of New Zealand
• Providing efficient & reliable travel to almost all vehicle traffic & 70% of freight traffic
Colin Crampton, Highways & Network Operations, Group Manager

4. New Zealand - 268,021 km2

5. Managing Critical Assets A Maintenance Perspective
Maintaining our Network
• 4.4M Population (2012)
• Over three-quarters live in the North Island (76 %)
• Almost one-quarter living in Auckland 1.4M Population (32%)
• Early economy based on sealing, whaling, flax, kauri gum & native timber
• Early 1800’s gold was discovered mostly in the South Island
• Late 1800’s agricultural products became the highest export earner & major occupation
• $167 Billion GDP (2012) with agriculture contributing to two-thirds of exports

6. Managing Critical Assets A Maintenance Perspective
Maintaining our Network
• Comprises 11,000 kilometres of road
• Relies on 4,200 bridges and large culverts
• And other structures, retaining walls, sea walls, footbridges, sign gantries and stock
underpasses
While only representing 11% of New Zealand's road network, the state
highways carry half of the country's traffic.

7. Managing Critical Assets A Maintenance Perspective
Maintaining our Network
• Provides a vital link to almost 83,000km of local roads.
• There are still 185 single-lane bridges and 14 timber bridges on state highways
• 9 State Highway tunnels
• Crossing spectacular but challenging landscapes and climates

8. Managing Critical Assets A Maintenance Perspective
Maintaining our Network – Funding 2012/13
• Maintenance & Operations - $325M NZD
• Renewals - $199 Million NZD
• Improvements - $1,000 Million NZD
• Total - $1,524 Million NZD

9. Managing Critical Assets A Maintenance Perspective
Maintaining our Network - Challenges
Rainfall varies between 600 and 1600 mm of rainfall spread throughout the year
• Northern & Central areas more rainfall falls in winter than in summer
• Southern areas winter is the season of least rainfall, but has the snow!
Ranging from....
• 300 mm of rain a in semi-arid region of Central Otago
• 8000 mm in places west of the Southern Alps
• 3,100 glaciers larger than a hectare (Inventory taken in the 1980s by Trevor Chinn)

10. Scour A Maintenance Perspective

11. Flooding A Maintenance Perspective

12. Earthquakes A Maintenance Perspective

13. Slips A Maintenance Perspective

14. Materials A Maintenance Perspective

15. Traffic A Maintenance Perspective

16. South Island - 4924.4km

17. SH6 – West Coast South

18. SH6 – Slips A Maintenance Perspective

19. SH6 – Slips A Maintenance Perspective

20. SH6 – Rocks A Maintenance Perspective

21. SH6 – Rockfall A Maintenance Perspective

22. SH6 – Damage A Maintenance Perspective

23. SH6 – Works A Maintenance Perspective

24. SH6 – The Sea A Maintenance Perspective

25. SH6 – Debris A Maintenance Perspective

26. Glaciers A Maintenance Perspective

27. Glaciers A Maintenance Perspective

28. Rocks… A Maintenance Perspective

29. Upstream… A Maintenance Perspective

30. Downstream… A Maintenance Perspective

31. Scour… A Maintenance Perspective

32. Works… A Maintenance Perspective

33. Access… A Maintenance Perspective

34. Seismic Retrofit A Maintenance Perspective

35. Seismic Retrofit A Maintenance Perspective

36. SH8 – East to West A Maintenance Perspective

37. SH8 – East to West A Maintenance Perspective

38. Maintaining links… A Maintenance Perspective

39. Communities… A Maintenance Perspective
Millers Flat

40. Little by little… A Maintenance Perspective
Roxburgh

41. Access… A Maintenance Perspective
Lake Roxburgh

42. Managing Critical Assets A Maintenance Perspective
Maintaining our Network
Tourism is an important industry:
• contributing $15 Billion NZD (or 9%) of the country's GDP in 2010
Is now the largest export industry:
• 2.4 Billion international tourists visiting per year (as of September 2009), providing 18% of
the country's export earnings in 2010
New Zealand is marketed abroad as a "clean, green" adventure playground,
with typical destinations being nature areas such as Milford Sound...

43. SH94 – Milford Road A Maintenance Perspective

44. SH94 – Milford Road A Maintenance Perspective
Maintaining our Network
Homer Tunnel
• 1200 m long of unlined rock
• completed 1953 and opened 1954
• Linking Hollyford Valley and Milford Sound, Fordland

45. SH94 – Milford Road A Maintenance Perspective

46. SH94 – Milford Road A Maintenance Perspective

47. SH94 – Milford Road A Maintenance Perspective

48. SH94 – Homer Tunnel A Maintenance Perspective

49. SH94 – Homer Tunnel A Maintenance Perspective

50. SH94 – Homer Tunnel A Maintenance Perspective

51. SH94 – Homer Tunnel A Maintenance Perspective

52. The other side… A Maintenance Perspective

53. Milford Sound A Maintenance Perspective

54. Tourism… A Maintenance Perspective

55. Milford Sound A Maintenance Perspective

56. Communities… A Maintenance Perspective

57. North Island - 5981.3km

58. SH1- Auckland & the Far North

59. SH1- Auckland Harbour Bridge

60. Cross Section … A Maintenance Perspective

61. SH1 – AHB A Maintenance Perspective
Maintaining our Network
• 8 lanes carrying 160,000 vehicles per day
• Movable lane barrier for peak hour volume and safety
• 11 primary structures
• Neighbours
• Stakeholders

62. Capacities… A Maintenance Perspective

63. Incidents… A Maintenance Perspective

64. Security… A Maintenance Perspective

65. Hikoi… A Maintenance Perspective

66. Heritage… A Maintenance Perspective

67. Culture… A Maintenance Perspective

68. Ceremonies… A Maintenance Perspective

69. Events… A Maintenance Perspective

70. Landscape… A Maintenance Perspective

71. Commerce… A Maintenance Perspective

72. Commerce… A Maintenance Perspective

73. Utilities… A Maintenance Perspective

74. Collaboration… A Maintenance Perspective

75. Inspections… A Maintenance Perspective

76. Maintenance… A Maintenance Perspective

77. Renewals… A Maintenance Perspective

78. Street Lights… A Maintenance Perspective

79. Information… A Maintenance Perspective

80. History… A Maintenance Perspective

81. Icon… A Maintenance Perspective

82. Future… A Maintenance Perspective

83. Managing Critical Assets A Maintenance Perspective
bradw_yates@yahoo.com
http://www.linkedin.com/in/bradleyyates