chch.live a year of crashes, counted

2019 crashes in Christchurch

1,858 crashes police-reported, 679 hurt somebody, 14 people were killed and 148 people were seriously hurt. Down 9% on 2018 for injury crashes.

Crashes on record
1,858
Hurt somebody
679
People killed
14
Seriously hurt
148
Minor injuries
677

By severity

fatal 9
serious 139
minor 531
damage only 1,179

Severity is the worst injury in the crash; the bars count crashes, the tiles count people. The 1,179 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: Blenheim Road & Clarence Street, 13 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 133
people walking 108
motorcycles & mopeds 105
trucks 88
buses 30

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

The conditions

Bright sun 712
Dark 587
Overcast 451
Twilight 86

91% urban. 15% on a state highway. 1,841 named a corner or a second road. 91 fell on a holiday, Christmas / New Year 39, Queen's Birthday 19, Labour Weekend 18, Easter 15. The street lights were on for 623, off for 1,039 and absent for 142.

Speed zones

0 km/h 4 1 killed
10 km/h 6
20 km/h 4
30 km/h 38
40 km/h 5
50 km/h 1,386 3 killed
60 km/h 182 9 killed
70 km/h 75
80 km/h 82 1 killed
100 km/h 75
110 km/h 1

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 257
a fence 139
a post or pole 124
a tree 75
a traffic sign 72
a traffic island 50
a guard rail 49
a kerb 38

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

The weather it happened in

fine 1,595
light rain 192
heavy rain 27
mist or fog 19
snow 1
hail or sleet 1

A second condition rode some of them, frost on 24, strong wind on 20.

How the crossing was controlled

not recorded 605
no marked control 428
traffic signals 386
a give way 328
a stop sign 109
pedestrian signals 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 1,405
4 lanes 205
3 lanes 117
1 lane 51
6 lanes 44
5 lanes 21
8 lanes 3

The way the road ran: 1,618 on a two-way road, 228 on a one-way street, 9 on off the road. 93 were on a hill road. 16 left the sealed road. The uncommon spots: 20 on a bridge, 15 a motorway ramp, 11 a rail crossing, 10 an overpass, 7 an underpass. Roadworks marked 4, a temporary speed limit 39, an advisory speed 36.

The vehicles on the day

cars & station wagons 1,601
vans & utes 315
SUVs 260
unrecorded vehicles 28
taxis 16
other vehicles 7
school buses 1

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

The way they were travelling

heading north 254
heading south 249
heading west 197
heading east 186

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

The people who died, 14

Every fatal crash in the record in 2019, 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/2019.md.

Questions, answered briefly

How many crashes were there in Christchurch in 2019?

1,858 police-reported crashes, 679 hurt somebody, 14 people killed and 148 people were seriously hurt, 677 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 2019?

Blenheim Road and Clarence Street, 13 crashes that year.

Which suburb had the most crashes in 2019?

Christchurch Central, 158 crashes, read from each crash’s coordinates against the suburb outlines.

Where and when did 2019’s crashes cluster?

15% were on a state highway. 91 fell on a holiday (Christmas / New Year 39, Queen's Birthday 19, Labour Weekend 18, Easter 15).