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X4 · Cottage Grove Express

Total headways: 10,662

Bunching rate

1.9%

Share of observed headways considered bunched

Excess wait (min)

n/a

Extra wait vs. schedule (frequent service only)

Headway CV

0.51

Spacing irregularity — 0 is perfectly even

Median scheduled headway

12.24

Typical planned spacing between buses on this route

Median actual headway

14.78

Typical spacing between buses on this route

Segment ranking

Worst segments

SegmentBunching rateHeadways
From Cottage Grove & 71st Street/South Chicago
To Cottage Grove & 75th Street
4.2%144
From Cottage Grove & 91st Street
To Cottage Grove & Burnside
3.9%127
From Cottage Grove & 87th Street
To Cottage Grove & 91st Street
3.8%130
From Cottage Grove & 79th Street
To Cottage Grove & 83rd Street
3.5%142
From Cottage Grove & 75th Street
To Cottage Grove & 79th Street
3.5%144
From Cottage Grove & 67th Street
To Cottage Grove & 71st Street/South Chicago
3.4%145
From Cottage Grove & 55th Street
To Cottage Grove & 51st Street
3.4%145
From Cottage Grove & 91st Street
To Cottage Grove & 87th Street
3.4%119

Spatial view

Route segments

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

Trend by hour

Route X4 · bunching by hour

Peak risk: 7p (6.1%)
0%3%5%8%10%12a: no data12a1a: no data1a2a: no data2a3a: no data3a4a: no data4a5a: no data5a6a: 1.0%6a1.0%7a: 0.5%7a0.5%8a: 2.2%8a2.2%9a: 3.4%9a3.4%10a: 1.8%10a1.8%11a: no data11a12p: no data12p1p: 0.0%1p0.0%2p: 0.2%2p0.2%3p: 1.7%3p1.7%4p: 3.2%4p3.2%5p: 2.9%5p2.9%6p: 4.2%6p4.2%7p: 6.1%7p6.1%8p: no data8p9p: no data9p10p: no data10p11p: no data11p