mobility trends and covid-19[4]€¦ · 08/04/2020 · mobility trends and covid-19 in the city of...
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MOBILITY TRENDS AND COVID-19 IN THE CITY OF CHICAGO
Northwestern University Transportation Center
P R E PA R E D B Y D I V YA K A N T T H A LYA N A N D H A N I S . M A H M A S S A N IC O N TAC T: D R . H A N I S . M A H M A S S A N I - - M A S M A H @ N O R T H W E S T E R N . E D U
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AVAILABLE DATA FROM THE CITY OF CHICAGO
Crash Data: https://data.cityofchicago.org/Transportation/Traffic-Crashes-Crashes/85ca-t3if (Updated Regularly)
Chicago Congestion Estimates: https://data.cityofchicago.org/Transportation/Chicago-Traffic-Tracker-Congestion-Estimates-by-Se/n4j6-wkkf (Uses CTA GPS data to estimated link speeds on city network every couple seconds/minutes, updated regularly)
Red Light traffic violations: https://data.cityofchicago.org/Transportation/Red-Light-Camera-Violations/spqx-js37 (last updated March 24)
Speed Camera Violations: https://data.cityofchicago.org/Transportation/Speed-Camera-Violations/hhkd-xvj4 (last updated March 24)
Chicago Taxi Data: https://data.cityofchicago.org/Transportation/Taxi-Trips/wrvz-psew (last updated Dec 31, 2019)
Chicago Divvy Bikes data: https://divvy-tripdata.s3.amazonaws.com/index.html (last updated Dec 31 2020)
L Entry data: https://data.cityofchicago.org/Transportation/CTA-Ridership-L-Station-Entries-Daily-Totals/5neh-572f (last updated Dec 31, 2019)
CTA ridership info: https://data.cityofchicago.org/Transportation/CTA-List-of-CTA-Datasets/pnau-cf66 (last update Dec 31, 2019)
Note: Data in red is where updated information is available for the month of March
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CRASH DATA
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CRASHES IN THE CITY OF CHICAGOMARCH 2019 VS MARCH 2020
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2063 2059
1335
818 803
0
500
1000
1500
2000
2500
March 1 - March 7 March 8 - March 14 March 15 - March 21 March 22 - March 28 March 29 - April 4
Num
ber
of c
rash
es
Tiime Period
WEEKLY NUMBER OF CRASHESM A RCH 1 TO A PR IL 4 , 2020
Note: Data not corrected for changes in VMT This is an animation, see in
presentation mode
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86.1
3
5.16 6.
96
1.70
0.05
85.4
8
5.04 7.
58
1.86
0.05
84.7
2
4.54 8.
62
2.12
0.00
83.8
7
4.56
9.24
2.22
0.12
83.4
2
4.74 8.
85
2.74
0.25
0.00
10.00
20.00
30.00
40.00
50.00
60.00
70.00
80.00
90.00
100.00
'NO INDICATION OFINJURY'
'REPORTED, NOT EVIDENT' 'NONINCAPACITATINGINJURY'
'INCAPACITATING INJURY' FATAL'
PERC
ENTA
GE
OF
CRA
SHES
INJURY SEVERITY
March 1 - March 7 March 8 - March 14 March 15 - March 21 March 22 - March 28 March 29 - April 4
CRASHES BY SEVERITY TYPE
Slight increase in proportion of higher severity crashes in last 2 weeks
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PEDESTRIAN CRASHES
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PEDESTRAIN CRASHES PER WEEK
0
10
20
30
40
50
60
70
March 1 - March 7 March 8 - March 14 March 15 - March 21 March 22 - March 28 March 29 - April 4
Num
ber
of C
rash
es
TIme Period
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PEDESTRIAN CRASHES SEVERITY
14.2
9
23.8
1
46.0
3
15.8
7
0.00
18.3
7
18.3
7
51.0
2
12.2
4
0.00
13.5
1 18.9
2
56.7
6
10.8
1
0.00
8.00
8.00
60.0
0
20.0
0
4.00
33.3
3
9.09
36.3
6
18.1
8
3.03
0.00
10.00
20.00
30.00
40.00
50.00
60.00
70.00
'NO INDICATION OFINJURY'
'REPORTED, NOTEVIDENT'
'NONINCAPACITATINGINJURY'
'INCAPACITATINGINJURY'
FATAL'
PERC
ENTA
GE
INJURY SEVERITY
March 1 - March 7 March 8 - March 14 March 15 - March 21 March 22 - March 28 March 29 - April 4