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28 · Stony Island

Total headways: 12,364

Bunching rate

5.4%

Share of observed headways considered bunched

Excess wait (min)

+13.3 min

Extra wait vs. schedule (frequent service only)

Headway CV

0.91

Spacing irregularity — 0 is perfectly even

Median scheduled headway

11.26

Typical planned spacing between buses on this route

Median actual headway

20.03

Typical spacing between buses on this route

Segment ranking

Worst segments

SegmentBunching rateHeadways
From 5440 S S Hyde Park
To S Hyde Park & 54th Street
23.3%120
From S Hyde Park & 54th Street
To S Hyde Park & 53rd Street
23.0%122
From E Hyde Park & East End
To E Hyde Park & Cornell
22.7%128
From Stony Island & 88th Street
To Stony Island & 89th Street
17.4%109
From Stony Island & 75th Street
To Stony Island & 74th Street
15.9%132
From Stony Island & 84th Street
To Stony Island & 85th Street
15.2%105
From Stony Island & 77th Street
To Stony Island & 76th Street
14.9%134
From Stony Island & 71st Street
To Stony Island & 70th Street
14.0%129

Spatial view

Route segments

AM peak
Low (<10%)
Medium (10% - 20%)
High (20%+)
No data

Trend by hour

Route 28 · bunching by hour

Peak risk: 5p (7.4%)
0%3%5%8%10%12a: 0.0%12a0.0%1a: 0.0%1a0.0%2a: no data2a3a: 0.0%3a0.0%4a: 0.0%4a0.0%5a: 0.0%5a0.0%6a: 6.6%6a6.6%7a: 6.2%7a6.2%8a: 5.2%8a5.2%9a: 4.6%9a4.6%10a: 2.5%10a2.5%11a: 2.6%11a2.6%12p: 3.0%12p3.0%1p: 0.1%1p0.1%2p: 2.0%2p2.0%3p: 3.7%3p3.7%4p: 2.8%4p2.8%5p: 7.4%5p7.4%6p: 5.1%6p5.1%7p: 1.3%7p1.3%8p: 0.0%8p0.0%9p: 0.0%9p0.0%10p: 0.0%10p0.0%11p: 3.1%11p3.1%