Intelligent Transportation Systems in Headway-Based Bus Service (2021) / Chapter Skim
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Pages 61-82
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61 Survey Instrument A P P E N D I X A
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62 Intelligent Transportation Systems in Headway-Based Bus Service Figure A-1. Flowchart showing survey sections and conditional logic.
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Survey Instrument 63 TCRP SG-17: The Use and Practice of ITS in Real-Time Headway-Based Service Bus Operations The Texas A&M Transportation Institute (TTI) is leading research for the Transit Cooperative Research Program (TCRP)
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64 Intelligent Transportation Systems in Headway-Based Bus Service Q4 Headway-based bus service is bus service that operates, for at least a portion of a day, according to a scheduled headway (e.g., every 10 minutes) instead of according to a fixed schedule of arrival/departure times at time points.
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Survey Instrument 65 Q8 Which of the following ITS technologies does your transit agency use? Please check all that apply.
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66 Intelligent Transportation Systems in Headway-Based Bus Service Q12 Which of the following best describes the status of ITS at your agency? The agency is conducting pilot testing of one or more technologies The agency is conducting a feasibility study of one or more technologies The agency is considering ITS in the future (no feasibility studies or pilot tests)
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Survey Instrument 67 Q17 What is the target headway on these routes during weekday off-peak hours? Please check all that apply.
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68 Intelligent Transportation Systems in Headway-Based Bus Service Route type (e.g., BRT) Bus frequency/headways (i.e., a minimum number of buses per hour)
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Survey Instrument 69 Provide real-time passenger information Record bus trajectories for later analysis AVL is not currently used for monitoring and control Other, specify ________________________________________________ Q24 How is computer-aided dispatch used? Please check all that apply.
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70 Intelligent Transportation Systems in Headway-Based Bus Service Q26 What information is communicated via passenger information systems? Please check all that apply.
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Survey Instrument 71 Q29 How is transit signal priority used? Please check all that apply.
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72 Intelligent Transportation Systems in Headway-Based Bus Service Synchromatics Trapeze TripSpark Other, specify ________________________________________________ Q30 What vendors supply the ITS equipment used in headway-based bus service? Please check all that apply.
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Survey Instrument 73 Q31 Does your agency's ITS send or receive data from other systems? Please check all that apply.
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74 Intelligent Transportation Systems in Headway-Based Bus Service Q33 Which of the following operational strategies are used to maintain headways or correct bunching and gapping? Please check all that apply.
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Survey Instrument 75 Q36 What headway deviation is required to hold a bus? Please indicate whether your answer is in seconds, minutes, or percentage.
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76 Intelligent Transportation Systems in Headway-Based Bus Service Headway deviation Other, specify ________________________________________________ Q44 In the text box, please specify the required passenger count or headway deviation to skip a stop. You may specify an exact number or a range.
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Survey Instrument 77 Yes No Q48 Regarding maintenance, approximately how often does your agency update the software in ITS technologies? More often than once every 3 months Once every 3–6 months Once every 6 months–1 year Once every 1–3 years Less often than once every 3 years Only in response to problems We have not yet updated ITS software Q49 Performance Monitoring and Benefits The next few questions will ask how your agency monitors the performance of headway-based bus service and perceives the benefits of this service delivery.
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78 Intelligent Transportation Systems in Headway-Based Bus Service Q50 How does your agency quantitatively measure the performance of headway-based service? We do not measure performance quantitatively Headway adherence (a measure of how many times buses actually arrive within a desired headway deviation tolerance)
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Survey Instrument 79 Q51 Using a scale of 1 (made significantly worse) to 5 (made significantly better)
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80 Intelligent Transportation Systems in Headway-Based Bus Service Q52 Using a scale of 1 (not useful at all) to 3 (very useful)
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Survey Instrument 81 Q53 Using a scale of 1 (not effective at all) to 3 (very effective)
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82 Intelligent Transportation Systems in Headway-Based Bus Service No Q57 Please provide contact information for the peer transit agency that has headway-based service and may be interested in this survey. Agency name ________________________________________________ Contact person name ________________________________________________ Contact email ________________________________________________ Q58 Thank you for participating in this survey.
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