chch.live a year of crashes, counted

2013 crashes in Christchurch

2,054 crashes police-reported, 833 hurt somebody, 11 people were killed and 182 people were seriously hurt. Down 2% on 2012 for injury crashes.

Crashes on record
2,054
Hurt somebody
833
People killed
11
Seriously hurt
182
Minor injuries
838

By severity

fatal 11
serious 169
minor 653
damage only 1,221

Severity is the worst injury in the crash; the bars count crashes, the tiles count people. The 1,221 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: Bealey Avenue & Manchester Street, 10 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 166
trucks 152
motorcycles & mopeds 131
people walking 99
buses 34

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

The conditions

Bright sun 863
Overcast 562
Dark 558
Twilight 71

89% urban. 18% on a state highway. 2,054 named a corner or a second road. 78 fell on a holiday, Christmas / New Year 28, Easter 20, Labour Weekend 15, Queen's Birthday 15. The street lights were on for 545, off for 175 and absent for 47.

Speed zones

10 km/h 2
20 km/h 3
30 km/h 7
50 km/h 1,548 5 killed
60 km/h 197
70 km/h 76 3 killed
80 km/h 131 2 killed
100 km/h 90 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 229
a fence 145
a post or pole 100
a tree 70
a kerb 43
another object 37
a traffic sign 36
a phone box or power cabinet 25

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

The weather it happened in

fine 1,754
light rain 231
heavy rain 50
mist or fog 15
snow 2

A second condition rode some of them, frost on 17, strong wind on 9.

How the crossing was controlled

not recorded 731
traffic signals 429
a give way 388
no marked control 361
a stop sign 144
a school patrol 1

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 1,390
4 lanes 274
3 lanes 127
1 lane 112
6 lanes 92
5 lanes 54

The way the road ran: 1,895 on a two-way road, 142 on a one-way street, 17 on off the road. 75 were on a hill road. 12 left the sealed road. The uncommon spots: 17 on a bridge, 10 a motorway ramp, 5 a rail crossing. Roadworks marked 2, a temporary speed limit 79, an advisory speed 16.

The vehicles on the day

cars & station wagons 1,812
SUVs 328
vans & utes 283
taxis 27
other vehicles 3
school buses 2
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 south 276
heading north 259
heading east 252
heading west 224

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

The people who died, 11

Every fatal crash in the record in 2013, 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/2013.md.

Questions, answered briefly

How many crashes were there in Christchurch in 2013?

2,054 police-reported crashes, 833 hurt somebody, 11 people killed and 182 people were seriously hurt, 838 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 2013?

Bealey Avenue and Manchester Street, 10 crashes that year.

Which suburb had the most crashes in 2013?

Christchurch Central, 207 crashes, read from each crash’s coordinates against the suburb outlines.

Where and when did 2013’s crashes cluster?

18% were on a state highway. 78 fell on a holiday (Christmas / New Year 28, Easter 20, Labour Weekend 15, Queen's Birthday 15).