johns-hopkins-university-campus-shuttle — Source Data Validation Report

This report was generated by the Canonical GTFS Schedule validator, version 8.0.1 at 2026-08-22T00:41:57Z,
for the dataset file:///shared/johns-hopkins-university-campus-shuttle_0499d3f2.zip. No country code was provided.

Use this report alongside our documentation.

Summary

Agencies included

Feed Info

Publisher Name:
N/A: Publisher URL:
N/A: Feed Email:
N/A: Feed Language:
N/A: Service Window:
2017-01-02 to 2050-12-30 (?) The range of service dates covered by the feed, based on trips with an associated service_id in calendar.txt and/or calendar_dates.txt

Files included

agency.txt
calendar.txt
calendar_dates.txt
fare_attributes.txt
fare_rules.txt
frequencies.txt
routes.txt
shapes.txt
stop_times.txt
stops.txt
transfers.txt
trips.txt

Counts

Agencies: 0
Blocks: 57
Routes: 29
Shapes: 27
Stops: 165
Trips: 799

GTFS Features included (?) GTFS features provide a standardized vocabulary to define and describe features that are officially adopted in GTFS.

ShapesRoute ColorsLocation Types

Specification Compliance report

803 notices reported (751 errors, 25 warnings, 27 infos)

Notice Code Severity Total

block_trips_with_overlapping_stop_times ERROR 738

block_trips_with_overlapping_stop_times

Trips with the same block id have overlapping stop times.

You can see more about this notice here.

Only the first 50 of 738 affected records are displayed below.

csvRowNumberA (?) The row number from `trips.txt` of the first faulty trip.	tripIdA (?) The id of first faulty trip.	serviceIdA (?) The service id of the first faulty trip.	csvRowNumberB (?) The row number from `trips.txt` of the second faulty trip.	tripIdB (?) The id of the other faulty trip.	serviceIdB (?) The service id of the other faulty trip.	blockId (?) The `trips.block_id` of the overlapping trip.	intersection (?) The overlapping period.
450	"TL-6996"	"TL-98"	461	"TL-7010"	"TL-98"	"Church/Ashland"	"20260316"
450	"TL-6996"	"TL-98"	436	"TL-6880"	"TL-98"	"Church/Ashland"	"20260316"
436	"TL-6880"	"TL-98"	452	"TL-7001"	"TL-98"	"Church/Ashland"	"20260316"
452	"TL-7001"	"TL-98"	437	"TL-6881"	"TL-98"	"Church/Ashland"	"20260316"
437	"TL-6881"	"TL-98"	453	"TL-7002"	"TL-98"	"Church/Ashland"	"20260316"
453	"TL-7002"	"TL-98"	438	"TL-6882"	"TL-98"	"Church/Ashland"	"20260316"
438	"TL-6882"	"TL-98"	454	"TL-7003"	"TL-98"	"Church/Ashland"	"20260316"
454	"TL-7003"	"TL-98"	439	"TL-6883"	"TL-98"	"Church/Ashland"	"20260316"
439	"TL-6883"	"TL-98"	455	"TL-7004"	"TL-98"	"Church/Ashland"	"20260316"
455	"TL-7004"	"TL-98"	440	"TL-6884"	"TL-98"	"Church/Ashland"	"20260316"
440	"TL-6884"	"TL-98"	456	"TL-7005"	"TL-98"	"Church/Ashland"	"20260316"
456	"TL-7005"	"TL-98"	441	"TL-6885"	"TL-98"	"Church/Ashland"	"20260316"
441	"TL-6885"	"TL-98"	457	"TL-7006"	"TL-98"	"Church/Ashland"	"20260316"
457	"TL-7006"	"TL-98"	442	"TL-6886"	"TL-98"	"Church/Ashland"	"20260316"
442	"TL-6886"	"TL-98"	458	"TL-7007"	"TL-98"	"Church/Ashland"	"20260316"
458	"TL-7007"	"TL-98"	443	"TL-6887"	"TL-98"	"Church/Ashland"	"20260316"
462	"TL-7011"	"TL-98"	463	"TL-7012"	"TL-98"	"Church/Ashland"	"20260316"
463	"TL-7012"	"TL-98"	451	"TL-6998"	"TL-98"	"Church/Ashland"	"20260316"
451	"TL-6998"	"TL-98"	471	"TL-7020"	"TL-98"	"Church/Ashland"	"20260316"
471	"TL-7020"	"TL-98"	464	"TL-7013"	"TL-98"	"Church/Ashland"	"20260316"
464	"TL-7013"	"TL-98"	472	"TL-7021"	"TL-98"	"Church/Ashland"	"20260316"
472	"TL-7021"	"TL-98"	465	"TL-7014"	"TL-98"	"Church/Ashland"	"20260316"
465	"TL-7014"	"TL-98"	473	"TL-7022"	"TL-98"	"Church/Ashland"	"20260316"
473	"TL-7022"	"TL-98"	466	"TL-7015"	"TL-98"	"Church/Ashland"	"20260316"
466	"TL-7015"	"TL-98"	474	"TL-7023"	"TL-98"	"Church/Ashland"	"20260316"
474	"TL-7023"	"TL-98"	467	"TL-7016"	"TL-98"	"Church/Ashland"	"20260316"
467	"TL-7016"	"TL-98"	475	"TL-7024"	"TL-98"	"Church/Ashland"	"20260316"
475	"TL-7024"	"TL-98"	468	"TL-7017"	"TL-98"	"Church/Ashland"	"20260316"
468	"TL-7017"	"TL-98"	476	"TL-7025"	"TL-98"	"Church/Ashland"	"20260316"
476	"TL-7025"	"TL-98"	469	"TL-7018"	"TL-98"	"Church/Ashland"	"20260316"
469	"TL-7018"	"TL-98"	477	"TL-7026"	"TL-98"	"Church/Ashland"	"20260316"
477	"TL-7026"	"TL-98"	470	"TL-7019"	"TL-98"	"Church/Ashland"	"20260316"
117	"TL-8535"	"TL-116"	127	"TL-8545"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
127	"TL-8545"	"TL-116"	118	"TL-8536"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
118	"TL-8536"	"TL-116"	128	"TL-8546"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
128	"TL-8546"	"TL-116"	119	"TL-8537"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
119	"TL-8537"	"TL-116"	129	"TL-8547"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
129	"TL-8547"	"TL-116"	120	"TL-8538"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
130	"TL-8548"	"TL-116"	121	"TL-8539"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
121	"TL-8539"	"TL-116"	131	"TL-8549"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
131	"TL-8549"	"TL-116"	122	"TL-8540"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
122	"TL-8540"	"TL-116"	132	"TL-8550"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
132	"TL-8550"	"TL-116"	123	"TL-8541"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
123	"TL-8541"	"TL-116"	133	"TL-8551"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
133	"TL-8551"	"TL-116"	124	"TL-8542"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
124	"TL-8542"	"TL-116"	134	"TL-8552"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
134	"TL-8552"	"TL-116"	125	"TL-8543"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
125	"TL-8543"	"TL-116"	135	"TL-8553"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
135	"TL-8553"	"TL-116"	126	"TL-8544"	"TL-116"	"Keswick-Homewood-Eastern"	"20260817"
391	"TL-6968"	"TL-98"	414	"TL-6991"	"TL-98"	"Monument Street Lot [8] (Bus 3)"	"20260316"

invalid_url ERROR 1

invalid_url

A field contains a malformed URL.

Definitions for valid URLs are quite vague. We perform strict validation using the Apache Commons UrlValidator.

You can see more about this notice here.

filename (?) The name of the faulty file.	csvRowNumber (?) The row of the faulty record.	fieldName (?) Faulty record's field name.	fieldValue (?) Faulty value.
"agency.txt"	2	"agency_url"	"jhm.transloc.com"

number_out_of_range ERROR 7

number_out_of_range

Out of range value.

The values in the given column of the input rows are out of range.

You can see more about this notice here.

filename (?) The name of the faulty file.	csvRowNumber (?) The row of the faulty record.	fieldName (?) The name of the faulty field.	fieldType (?) The type of the faulty field.
"frequencies.txt"	78	"headway_secs"	"positive integer"
"frequencies.txt"	79	"headway_secs"	"positive integer"
"frequencies.txt"	216	"headway_secs"	"positive integer"
"frequencies.txt"	225	"headway_secs"	"positive integer"
"frequencies.txt"	226	"headway_secs"	"positive integer"
"frequencies.txt"	298	"headway_secs"	"positive integer"
"frequencies.txt"	299	"headway_secs"	"positive integer"

start_and_end_range_equal ERROR 4

start_and_end_range_equal

Two date or time fields are equal.

The fields frequencies.start_date and frequencies.end_date have been found equal in frequencies.txt. The GTFS spec is currently unclear how this case should be handled (e.g., is it a trip that circulates once?). It is recommended to use a trip not defined via frequencies.txt for this case.

You can see more about this notice here.

filename (?) The name of the faulty file.	csvRowNumber (?) The row number of the faulty record.	startFieldName (?) The start value's field name.	endFieldName (?) The end value's field name.	value (?) The faulty value.
"frequencies.txt"	383	"start_time"	"end_time"	"18:45:00"
"frequencies.txt"	384	"start_time"	"end_time"	"19:15:00"
"frequencies.txt"	392	"start_time"	"end_time"	"23:00:00"
"frequencies.txt"	515	"start_time"	"end_time"	"17:30:00"

stop_time_with_arrival_before_previous_departure_time ERROR 1

stop_time_with_arrival_before_previous_departure_time

Backwards time travel between stops in stop_times.txt

For a given trip_id, the arrival_time of (n+1)-th stoptime in sequence must not precede the departure_time of n-th stoptime in sequence in stop_times.txt.

You can see more about this notice here.

csvRowNumber (?) The row number of the faulty record.	prevCsvRowNumber (?) The row of the previous stop time.	tripId (?) The trip_id associated to the faulty record.	arrivalTime (?) Arrival time at the faulty record.	departureTime (?) Departure time at the previous stop time.
29	26	"TL-1377"	"07:00:00"	"07:20:00"

fast_travel_between_consecutive_stops WARNING 17

fast_travel_between_consecutive_stops

A transit vehicle moves too fast between two consecutive stops.

The speed threshold depends on route type:

Route type	Description	Threshold, km/h
0	Light rail	100
1	Subway	150
2	Rail	500
3	Bus	150
4	Ferry	80
5	Cable tram	30
6	Aerial lift	50
7	Funicular	50
11	Trolleybus	150
12	Monorail	150
-	Unknown	200

You can see more about this notice here.

tripCsvRowNumber (?) The row number of the problematic trip.	tripId (?) `trip_id` of the problematic trip.	routeId (?) `route_id` of the problematic trip.	speedKph (?) Travel speed (km/h).	distanceKm (?) Distance between stops (km).	csvRowNumber1 (?) The row number of the first stop time.	stopSequence1 (?) `stop_sequence` of the first stop.	stopId1 (?) `stop_id` of the first stop.	stopName1 (?) `stop_name` of the first stop.	departureTime1 (?) `departure_time` of the first stop.	csvRowNumber2 (?) The row number of the second stop time.	stopSequence2 (?) `stop_sequence` of the second stop.	stopId2 (?) `stop_id` of the second stop.	stopName2 (?) `stop_name` of the second stop.	arrivalTime2 (?) `arrival_time` of the second stop.
489	"TL-6395"	"TL-26"	261.55619006424257	4.359269834404043	870	10	"TL-151"	"JHMI - Broadway"	"06:15:00"	877	80	"TL-158"	"Interfaith Center"	"06:15:00"
584	"TL-6618"	"TL-26"	261.55619006424257	4.359269834404043	2541	10	"TL-151"	"JHMI - Broadway"	"06:00:00"	2548	80	"TL-158"	"Interfaith Center"	"06:00:00"
519	"TL-6476"	"TL-26"	261.55619006424257	4.359269834404043	1581	10	"TL-151"	"JHMI - Broadway"	"08:24:00"	1588	80	"TL-158"	"Interfaith Center"	"08:24:00"
278	"TL-1412"	"TL-26"	261.55619006424257	4.359269834404043	258	10	"TL-151"	"JHMI - Broadway"	"11:10:00"	265	80	"TL-158"	"Interfaith Center"	"11:10:00"
191	"TL-886"	"TL-26"	261.55619006424257	4.359269834404043	258	10	"TL-151"	"JHMI - Broadway"	"11:10:00"	265	80	"TL-158"	"Interfaith Center"	"11:10:00"
589	"TL-6624"	"TL-26"	261.55619006424257	4.359269834404043	2617	10	"TL-151"	"JHMI - Broadway"	"07:42:00"	2624	80	"TL-158"	"Interfaith Center"	"07:42:00"
209	"TL-904"	"TL-26"	261.55619006424257	4.359269834404043	5259	10	"TL-151"	"JHMI - Broadway"	"17:50:00"	5266	80	"TL-158"	"Interfaith Center"	"17:50:00"
296	"TL-1430"	"TL-26"	261.55619006424257	4.359269834404043	5259	10	"TL-151"	"JHMI - Broadway"	"17:50:00"	5266	80	"TL-158"	"Interfaith Center"	"17:50:00"
272	"TL-1406"	"TL-26"	261.55619006424257	4.359269834404043	175	10	"TL-151"	"JHMI - Broadway"	"07:25:00"	182	80	"TL-158"	"Interfaith Center"	"07:25:00"
582	"TL-6616"	"TL-26"	261.55619006424257	4.359269834404043	2515	10	"TL-151"	"JHMI - Broadway"	"07:36:00"	2522	80	"TL-158"	"Interfaith Center"	"07:36:00"
145	"TL-8635"	"TL-30"	314.9614403938284	5.24935733989714	4984	10	"TL-181"	"Keswick South Building"	"17:30:00"	4985	20	"TL-182"	"Wolfe Street"	"17:30:00"
188	"TL-872"	"TL-26"	261.55619006424257	4.359269834404043	4986	10	"TL-151"	"JHMI - Broadway"	"00:00:00"	4993	80	"TL-158"	"Interfaith Center"	"00:00:00"
528	"TL-6485"	"TL-26"	261.55619006424257	4.359269834404043	1698	10	"TL-151"	"JHMI - Broadway"	"08:06:00"	1705	80	"TL-158"	"Interfaith Center"	"08:06:00"
591	"TL-6626"	"TL-26"	261.55619006424257	4.359269834404043	2643	10	"TL-151"	"JHMI - Broadway"	"08:12:00"	2650	80	"TL-158"	"Interfaith Center"	"08:12:00"
583	"TL-6617"	"TL-26"	261.55619006424257	4.359269834404043	2528	10	"TL-151"	"JHMI - Broadway"	"07:54:00"	2535	80	"TL-158"	"Interfaith Center"	"07:54:00"
217	"TL-912"	"TL-26"	261.55619006424257	4.359269834404043	5363	10	"TL-151"	"JHMI - Broadway"	"18:15:00"	5370	80	"TL-158"	"Interfaith Center"	"18:15:00"
304	"TL-1438"	"TL-26"	261.55619006424257	4.359269834404043	5363	10	"TL-151"	"JHMI - Broadway"	"18:15:00"	5370	80	"TL-158"	"Interfaith Center"	"18:15:00"

missing_recommended_file WARNING 1

missing_recommended_file

A recommended file is missing.

You can see more about this notice here.

filename (?) The name of the faulty file.
"feed_info.txt"

unusable_trip WARNING 7

unusable_trip

Trips must have more than one stop to be usable.

A trip must visit more than one stop in stop_times.txt to be usable by passengers for boarding and alighting.

You can see more about this notice here.

csvRowNumber (?) The row number of the faulty record.	tripId (?) The faulty record's id.
312	"TL-3841"
313	"TL-3842"
593	"TL-6580"
594	"TL-6589"
595	"TL-6590"
596	"TL-6802"
597	"TL-6803"

big_gap_in_service INFO 3

big_gap_in_service

A service has a gap of more than 13 days between active service dates.

You can see more about this notice here.

serviceId (?) The service_id that has the gap.	gapStartDate (?) The first day of the gap.	gapEndDate (?) The last day of the gap.	gapDurationDays (?) The number of days in the gap.
"TL-112"	"2027-05-31"	"2027-06-21"	20
"TL-113"	"2026-11-28"	"2026-12-29"	30
"TL-117"	"2026-12-23"	"2027-06-02"	160

service_extends_far_in_the_future INFO 24

service_extends_far_in_the_future

A service end date is more than 2 years in the future.

You can see more about this notice here.

serviceId (?) The service_id that ends far in the future.	serviceWindowEndDate (?) The end date of the service (YYYY-MM-DD format).
"TL-11"	"2050-12-29"
"TL-16"	"2050-12-30"
"TL-17"	"2050-12-25"
"TL-24"	"2050-12-27"
"TL-25"	"2050-12-28"
"TL-26"	"2050-12-29"
"TL-27"	"2050-12-26"
"TL-30"	"2050-12-24"
"TL-73"	"2050-10-22"
"TL-74"	"2030-12-30"
"TL-87"	"2050-12-29"
"TL-88"	"2050-12-30"
"TL-97"	"2050-12-30"
"TL-98"	"2050-12-30"
"TL-102"	"2050-12-30"
"TL-105"	"2050-12-30"
"TL-106"	"2050-12-30"
"TL-110"	"2050-12-30"
"TL-112"	"2050-12-30"
"TL-115"	"2050-12-30"
"TL-116"	"2050-07-05"
"TL-117"	"2050-07-05"
"TL-123"	"2050-07-05"
"TL-127"	"2050-07-05"