chch.live a year of crashes, counted

2008 crashes in Christchurch

2,774 crashes police-reported, 1,041 hurt somebody, 16 people were killed and 219 people were seriously hurt. Down 3% on 2007 for injury crashes.

Crashes on record
2,774
Hurt somebody
1,041
People killed
16
Seriously hurt
219
Minor injuries
1,075

By severity

fatal 16
serious 202
minor 823
damage only 1,733

Severity is the worst injury in the crash; the bars count crashes, the tiles count people. The 1,733 damage-only reports sit under the trend, they rise and fall with how willing people are to fill in a form.

The roads it named most

Counting every crash that named the road, a link is the map filtered to it. The corner the year kept returning to: Marshland Road & State Highway 74, 16 crashes that year.

The corners it kept returning to

The two roads a crash named together, ranked, each opens its own pairing page.

Who was involved

people on bicycles 189
trucks 171
motorcycles & mopeds 140
people walking 108
buses 66

Crashes in which that kind of road user appears, one crash can carry several.

The conditions

Bright sun 1,038
Dark 846
Overcast 773
Twilight 117

91% urban. 15% on a state highway. 2,774 named a corner or a second road. 137 fell on a holiday, Christmas / New Year 42, Easter 38, Labour Weekend 30, Queen's Birthday 27. The street lights were on for 825, off for 71 and absent for 74.

Speed zones

20 km/h 3
30 km/h 13
40 km/h 1
50 km/h 2,177 9 killed
60 km/h 246 1 killed
70 km/h 95
80 km/h 138 5 killed
100 km/h 101 1 killed

Posted speed limit where the crash was recorded, the same bars the whole-record page draws. Faster zones kill more often per crash.

What they hit

a parked vehicle 295
a fence 188
a post or pole 186
a tree 98
a kerb 91
a traffic sign 58
a traffic island 42
a phone box or power cabinet 30

What the reports say was struck, a crash can hit several things and most hit nothing at all.

The weather it happened in

fine 2,279
light rain 362
heavy rain 82
mist or fog 35
snow 13

A second condition rode some of them, frost on 22, strong wind on 12.

How the crossing was controlled

not recorded 1,023
traffic signals 663
a give way 487
no marked control 454
a stop sign 145
a school patrol 2

The control CAS recorded at the spot, a crash pinned to a corner still counts the crossing’s control, not which rule was broken.

The road itself

2 lanes 1,930
4 lanes 415
3 lanes 155
6 lanes 117
1 lane 109
5 lanes 36

The way the road ran: 2,614 on a two-way road, 147 on a one-way street, 13 on off the road. 127 were on a hill road. 3 left the sealed road. The uncommon spots: 26 on a bridge, 6 a rail crossing, 5 a motorway ramp. Roadworks marked 1, a temporary speed limit 6, an advisory speed 24.

The vehicles on the day

cars & station wagons 2,477
SUVs 401
vans & utes 294
taxis 40
other vehicles 5
school buses 1
trains 1

A crash can carry several, the bikes, motorbikes and trucks are counted with the road users above.

The way they were travelling

heading east 358
heading west 353
heading north 332
heading south 332

The direction CAS recorded for the unit that started the crash: where the report gives one.

The people who died, 16

Every fatal crash in the record in 2008, the roads it named:

Other years

The record behind this

Every figure comes from NZTA’s Crash Analysis System, the national record of crashes a police officer wrote up, filtered to Christchurch City. Damage-only and minor crashes are underreported everywhere; the killed and seriously-hurt numbers are the ones that hold.

The map, the repeat corners and the whole-record charts are at /crashes. This page as markdown: /crashes/2008.md.

Questions, answered briefly

How many crashes were there in Christchurch in 2008?

2,774 police-reported crashes, 1,041 hurt somebody, 16 people killed and 219 people were seriously hurt, 1,075 minor injuries. The police crash record counts crashes where someone was hurt or a report was filed, most minor bumps never reach it.

What was the worst corner in Christchurch in 2008?

Marshland Road and State Highway 74, 16 crashes that year.

Which suburb had the most crashes in 2008?

Christchurch Central, 431 crashes, read from each crash’s coordinates against the suburb outlines.

Where and when did 2008’s crashes cluster?

15% were on a state highway. 137 fell on a holiday (Christmas / New Year 42, Easter 38, Labour Weekend 30, Queen's Birthday 27).