Traffic accidents

Data on traffic accidents in Schleswig-Holstein
## Description of the fields

— ‘ID’ — Running number of the accident (one record per accident) — ‘Uland’ — state, here only ‘01’ = Schleswig-Holstein
— ‘UREGBEZ’ — always ‘0’
— ‘Ukreis’ — Circle
— ‘UGEMEINDE’ — municipality
— ‘UYear’ — year of accident
— ‘UMONAT’ — accident month
— ‘USTUNDE’ — Accident Hour
— ‘UWOCHENTAG’ — weekday:1 = Sunday, 2 = Monday, 3 = Tuesday,... 6 = Saturday
— ‘UKATEGORIE’ — Accident category (criteria for assignment is the most serious accident sequence):
1 = accident with killed, 2 = accident with serious injuries, 3 = accident with minor injuries
— ‘UART’ — type of accident:1 = collision with starting/continuing/resting vehicle, 2 = collision with ahead/waiting vehicle, 3 = collision with vehicle driving sideways in the same direction, 4 = collision with oncoming vehicle, 5 = collision with the vehicle to the right, 6 = collision between vehicle and pedestrian, 7 = impact on road barrier, 8 = agreement from roadway to the right, 9 = agreement from roadway to the left, 0 = accident of other type
— ‘UTYP1’ — Accident type:
1 = driving accident, 2 = turn accident, 3 = bend/cross accident, 4 = crossing accident, 5 = accident caused by resting traffic, 6 = accident in longitudinal traffic, 7 = other accident — ‘ULICHTVERH’ — lighting conditions:
0 = daylight, 1 = twilight, 2 = darkness
— ‘ISTRAD’ — Accident with wheel: 1, if at least one bicycle was involved in the accident — ‘IstPKW’ — Accident with car:1, if at least one passenger car was involved in the accident
— ‘IstFuss’ — Accident with pedestrians:
1, if at least one pedestrian was involved in the accident — ‘IstKrad’ — accident with motorcycle:
1, if at least one motorcycle, such as mofa, motorcycle/roller was involved in the accident
— ‘IstGkfz’ — Accident with goods motor vehicle:1, if the accident involved at least one lorries with a normal body and a total weight of more than 3.5 tonnes, a truck with a tank or special body, a tractor unit or another tractor
— ‘actual’ — Accident with others:1, if at least one of the above-mentioned means of transport (e.g. bus or train) was involved in the accident
— ‘USTRZUSTAND’ — Road condition:
0 = dry, 1 = wet/moist/slip, 2 = winter smooth
— ‘LINREFX’ — The geocoordinates of the accident location on the road section (UTM coordinate of the reference system ETRS89, Zone 32N)
— ‘LINREFY’
— ‘XGCSWGS84’ — The geocoordinates of the accident location on the road section (geographical coordinates in decimal degree of the reference system WGS84) — ‘YGCSWGS84’

## Data origin
This is an excerpt from the accident data for Germany https://unfallatlas.statistikportal.de/_opendata2021.html

Filtered to the entries where ‘Uland=01’ is.
For the geocoordinates comma was replaced by decimal point.

Further explanations on the traffic accident data can be found on the [page of the Accident Atlas of the Federal and State Statistical Offices](https://unfallatlas.statistikportal.de/_info2021.html).

石勒苏益格-荷尔斯泰因州交通事故数据集
## 字段说明
— ‘ID’ — 事故流水号（每条记录对应一起事故）
— ‘Uland’ — 联邦州，本数据集仅包含取值为‘01’的石勒苏益格-荷尔斯泰因州数据
— ‘UREGBEZ’ — 固定取值为‘0’
— ‘Ukreis’ — 行政区划县
— ‘UGEMEINDE’ — 行政区划市镇
— ‘UYear’ — 事故发生年份
— ‘UMONAT’ — 事故发生月份
— ‘USTUNDE’ — 事故发生小时
— ‘UWOCHENTAG’ — 事故发生星期几：1代表周日，2代表周一，3代表周二……6代表周六
— ‘UKATEGORIE’ — 事故等级（分类依据为事故中最严重的伤害后果）：1为致人死亡事故，2为致人重伤事故，3为致人轻伤事故
— ‘UART’ — 事故碰撞类型：1为与起步/行驶/停放车辆相撞，2为与前方/等候车辆相撞，3为与同向侧向行驶车辆相撞，4为与对向车辆相撞，5为与右侧车辆相撞，6为车辆与行人相撞，7为撞击道路护栏，8为车辆驶出右侧行车道，9为车辆驶出左侧行车道，0为其他类型事故
— ‘UTYP1’ — 事故类型：1为单方行驶事故，2为转向事故，3为弯道/交叉路口事故，4为横穿路口事故，5为因停放交通流引发的事故，6为纵向车流事故，7为其他事故
— ‘ULICHTVERH’ — 光照条件：0为日间光照，1为暮光时段（黄昏/黎明），2为夜间黑暗环境
— ‘ISTRAD’ — 是否涉自行车：若事故涉及至少一辆自行车，则取值为1
— ‘IstPKW’ — 是否涉乘用车：若事故涉及至少一辆乘用车，则取值为1
— ‘IstFuss’ — 是否涉行人：若事故涉及至少一名行人，则取值为1
— ‘IstKrad’ — 是否涉摩托车：若事故涉及至少一辆摩托车（包括轻便摩托车、普通摩托车及踏板车等），则取值为1
— ‘IstGkfz’ — 是否涉重型载货汽车：若事故涉及至少一辆标准车身且总质量超过3.5吨的载货汽车、罐式/专用车身载货汽车、牵引车或其他牵引车辆，则取值为1
— ‘actual’ — 是否涉其他交通工具：若事故涉及上述未列明的交通工具（如巴士、火车等），则取值为1
— ‘USTRZUSTAND’ — 道路状况：0为干燥路面，1为湿滑/潮湿/打滑路面，2为冬季结冰路面
— ‘LINREFX’ — 事故路段的地理坐标（采用ETRS89坐标系、32N分带的UTM坐标）
— ‘LINREFY’ —
— ‘XGCSWGS84’ — 事故路段的地理坐标（采用WGS84坐标系的十进制度数格式地理坐标）
— ‘YGCSWGS84’ —

## 数据来源
本数据集为德国官方交通事故数据集的节选，原始来源为https://unfallatlas.statistikportal.de/_opendata2021.html，已筛选出其中‘Uland=01’的条目。原数据中的地理坐标逗号已替换为小数点以符合格式规范。

如需进一步了解德国交通事故数据集的相关细则，请访问联邦与各州统计局事故地图集官方页面：https://unfallatlas.statistikportal.de/_info2021.html。