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Table 4 The minimum threshold bus occupancy rates

From: Effects of the COVID-19 pandemic on public bus occupancy and real-world tailpipe emissions of gaseous pollutants per passenger kilometer traveled

Parameters

CO

THC

NO

CO2

FC

Threshold emission per PKT (minimum from private modes) a

0.29

29

0.03

60

22

Mean distance-specific emission factor of bus b

1.6

41

13

591

188

Threshold passenger number for the bus c

6

2

434

10

9

Maximum passenger capacity of the bus

65

65

65

65

65

Threshold occupancy rate (%)

9.2

3.1

668

15.4

13.8

  1. a Unit for THC is mg PKT−1 and that for CO, NO, CO2 and FC is g PKT− 1
  2. b Unit for THC is mg km− 1 and that for CO, NO, CO2 and FC is g km− 1
  3. c Rounded-up values
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Sustainable Environment Research

ISSN: 2468-2039

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