chch.live a year of crashes, counted

2007 crashes in Christchurch

3,089 crashes police-reported, 1,069 hurt somebody, 13 people were killed and 220 people were seriously hurt. The worst year for injury crashes on the record · up 14% on 2006 for injury crashes.

Crashes on record
3,089
Hurt somebody
1,069
People killed
13
Seriously hurt
220
Minor injuries
1,153

By severity

fatal 12
serious 204
minor 853
damage only 2,020

Severity is the worst injury in the crash; the bars count crashes, the tiles count people. The 2,020 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 201
motorcycles & mopeds 168
trucks 161
people walking 111
buses 65

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

The conditions

Bright sun 1,184
Dark 921
Overcast 850
Twilight 134

92% urban. 14% on a state highway. 3,089 named a corner or a second road. 154 fell on a holiday, Easter 48, Christmas / New Year 47, Labour Weekend 31, Queen's Birthday 28. The street lights were on for 916, off for 86 and absent for 70.

Speed zones

20 km/h 27
30 km/h 23 1 killed
40 km/h 1
50 km/h 2,422 4 killed
60 km/h 265 7 killed
70 km/h 108
80 km/h 134 1 killed
100 km/h 109

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 353
a post or pole 238
a fence 189
a tree 95
a traffic island 81
a traffic sign 74
a kerb 65
a house or building 42

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

The weather it happened in

fine 2,596
light rain 371
heavy rain 79
mist or fog 42

A second condition rode some of them, strong wind on 17, frost on 17.

How the crossing was controlled

not recorded 1,161
traffic signals 707
a give way 541
no marked control 474
a stop sign 204
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 2,100
4 lanes 454
3 lanes 167
6 lanes 148
1 lane 123
5 lanes 40
8 lanes 2

The way the road ran: 2,877 on a two-way road, 157 on a one-way street, 55 on off the road. 126 were on a hill road. 11 left the sealed road. The uncommon spots: 30 on a bridge, 3 a rail crossing. Roadworks marked 0, a temporary speed limit 9, an advisory speed 27.

The vehicles on the day

cars & station wagons 2,820
SUVs 448
vans & utes 281
taxis 45
other vehicles 4

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

The way they were travelling

heading east 391
heading north 390
heading south 382
heading west 378

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

The people who died, 13

Every fatal crash in the record in 2007, 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/2007.md.

Questions, answered briefly

How many crashes were there in Christchurch in 2007?

3,089 police-reported crashes, 1,069 hurt somebody, 13 people killed and 220 people were seriously hurt, 1,153 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 2007?

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

Which suburb had the most crashes in 2007?

Christchurch Central, 459 crashes, read from each crash’s coordinates against the suburb outlines.

Where and when did 2007’s crashes cluster?

14% were on a state highway. 154 fell on a holiday (Easter 48, Christmas / New Year 47, Labour Weekend 31, Queen's Birthday 28).