Reference – Trillium

Trllium GTFS Documentation

January 2021

About this document

This document inventories fields used by GTFS feeds created and/or managed by Trillium.

About the fields in this document

Status field
- Included
- Included (some records): Used by some feeds and/or some records within a feed
GTFS Spec field
- Required
- Optional
- Experimental: Not part of GTFS specifications, but included in Trillium GTFS

Table Name	GTFS Spec	Status	Notes
agency.txt	Required	Included
areas.txt	Experimental	Included for some feeds	Only used for GTFS-Flex v1 feeds.
booking_rules.txt	Experimental	Included for some feeds	Only used for GTFS-Flex v2 feeds.
calendar_attributes.txt	Experimental	Included	Describes a calendar, e.g. "Weekdays" or "Year Round (Sunday Only)"
calendar_dates.txt	Optional	Included
calendar.txt	Required	Included
directions.txt	Experimental	Included	Defined by GTFS+. Combines route_id with named directions, e.g. "Westbound" or "Inbound"
fare_attributes.txt	Optional	Included where possible
fare_rider_categories.txt	Experimental	Included where possible	Combines fare_id, rider_category_id, and price.
fare_rules.txt	Optional	Included where possible
farezone_attributes.txt	Experimental	Included where possible	Combines a zone_id with a zone_name
feed_info.txt	Optional	Included
frequencies.txt	Optional	Included for some feeds
linked_datasets.txt	Experimental	Included for some feeds	For use with gtfs-realtime
locations.geojson	Experimental	Included for some feeds	Only used for GTFS-Flex v2 feeds.
location_groups.txt	Experimental	Included for some feeds	Only used for GTFS-Flex v2 feeds.
rider_categories.txt	Experimental	Included for some feeds	Combines description of rider types with ids.
routes.txt	Required	Included
runcut.txt	Experimental	Included in some feeds	For use with gtfs-realtime
shapes.txt	Optional	Included
stop_attributes.txt	Experimental	Included for some feeds	Provides a city for a given stop_id
stop_times.txt	Required	Included
stops.txt	Required	Included
timetable_stop_order.txt	Experimental	Included for some feeds	Used by GTFS-to-HTML software, this is an optional file that can specify stop order for a particular timetable.
timetables.txt	Experimental	Included for some feeds	Used by GTFS-to-HTML software. Specifies timetables to build.
transfers.txt	Optional	Included
trips.txt	Required	Included

agency.txt

Field Name	GTFS Spec	Status
agency_id	Optional	Included
agency_url	Required	Included
agency_lang	Optional	Included
agency_name	Required	Included
agency_phone	Optional	Included
agency_timezone	Required	Included
agency_fare_url	Optional	Included

areas.txt

Areas.txt is only used for GTFS-Flex v1 files, and must be turned on in GTFS Manager to export.

Field Name	GTFS Spec	Status	Notes
area_id	Experimental	Included (some records)	Used for GTFS-Flex v1
wkt	Experimental	Included (some records)	Used for GTFS-Flex v1

booking_rules.txt

Booking_rules.txt is only used for GTFS-Flex v2 files, and must be turned on in GTFS Manager to export.

Field Name	GTFS Spec	Status	Notes
booking_rule_id	Experimental	Included (some records)	Used for GTFS-Flex v2
prior_notice_duration_min	Experimental	Included (some records)	Used for GTFS-Flex v2
prior_notice_duration_max	Experimental	Included (some records)	Used for GTFS-Flex v2
prior_notice_last_day	Experimental	Included (some records	Used for GTFS-Flex v2
prior_notice_last_time	Experimental	Included (some records)	Used for GTFS-Flex v2
prior_notice_start_day	Experimental	Included (some records)	Used for GTFS-Flex v2
prior_notice_start_time	Experimental	Included (some records)	Used for GTFS-Flex v2
prior_notice_service_id	Experimental	Included (some records)	Used for GTFS-Flex v2
message	Experimental	Included (some records)	Used for GTFS-Flex v2
pickup_message	Experimental	Included (some records)	Used for GTFS-Flex v2
drop_off_message	Experimental	Included (some records)	Used for GTFS-Flex v2
phone_number	Experimental	Included (some records)	Used for GTFS-Flex v2
info_url	Experimental	Included (some records)	Used for GTFS-Flex v2
booking_url	Experimental	Included (some records)	Used for GTFS-Flex v2

calendar_attributes.txt

Field Name	GTFS Spec	Status	Notes
service_id	Experimental	Included
service_description	Experimental	Included	Describes a calendar’s coverage, e.g. “Year Round (Weekend)”

calendar_dates.txt

Field Name	GTFS Spec	Status	Notes
service_id	Required	Included
date	Required>	Included
holiday_name	Experimental	Included	Names a particular holiday, e.g. "Thanksgiving Day"
exception_type	Required	Included

calendar.txt

Field Name	GTFS Spec	Status
service_id	Required	Included
service_name	Required	Included
monday	Required	Included
tuesday	Required	ncluded
wednesday	Required	Included
thursday	Required	Included
friday	Required	Included
saturday	Required	Included
sunday	Required	Included
start_date	Required	Included
end_date	Required	Included

directions.txt

Defined by GTFS+

Field Name	GTFS Spec	Status	Notes
route_id	Experimental	Included
direction_id	Experimental	Included
Direction	Experimental	Included	Examples include “Northbound” or “Inbound”

fare_attributes.txt

Field Name	GTFS Spec	Status
agency_id	Optional	Included (some records)
fare_id	Required	Included (some records)
price	Required	Included (some records)
currency_type	Required	Included (some records)
payment_method	Required	Included (some records)
transfers	Required	Included (some records)
transfer_duration	Optional	Included (some records)

fare_rider_categories.txt

Field Name	GTFS Spec	Status
fare_id	Experimental	Included (some records)
rider_category_id	Experimental	Included (some records)
price	Experimental	Included (some records)

fare_rules.txt

Field Name	GTFS Spec	Status
fare_id	Required	Included (some records)
route_id	Optional	Included (some records)
origin_id	Optional	Included (some records)
destination_id	Optional	Included (some records)
contains_id	Optional	Included (some records)

farezone_attributes.txt

Field Name	GTFS Spec	Status	Notes
zone_id	Experimental	Included (some records)
zone_name	Experimental	Included (some records)

feed_info.txt

Field Name	GTFS Spec	Status
feed_publisher_url	Required	Included
feed_publisher_name	Required	Included
feed_lang	Required	Included
feed_version	Experimental	Included
feed_license	Experimental	Included (some records)
feed_contact_email	Experimental	Included
feed_contact_url	Optional	Included
feed_start_date	Optional	Included
feed_end_date	Optional	Included
feed_id	Experimental	Included

frequencies.txt

Field Name	GTFS Spec	Status
trip_id	Required	Included (some records)
start_time	Required	Included (some records)
end_time	Required	Included (some records)
headway_secs	Required	Included (some records)
exact_times	Optional	Included (some records)

linked_datasets.txt

Field Name	GTFS Spec	Status
url	Experimental	Included (some records)
trip_updates	Experimental	Included (some records)
vehicle_positions	Experimental	Included (some records)
service_alerts	Experimental	Included (some records)
authentication_type	Experimental	Included (some records)
authentication_info_url	Experimental	Included (some records)
api_key_parameter_name	Experimental	Included (some records)

locations.geojson

This is a GeoJSON file used only for GTFS-Flex v2, and must be turned on in GTFS Manager to export.

location_groups.txt

Location_groups.txt is only used for GTFS-Flex v2 files, and must be turned on in GTFS Manager to export.

Field Name	GTFS Spec	Status	Notes
location_group_id	Experimental	Included (some records)	Used for GTFS-Flex v2
location_id	Experimental	Included (some records)	Used for GTFS-Flex v2
location_group_name	Experimental	Included (some records	Used for GTFS-Flex v2

rider_categories.txt

Defined by GTFS+

Field Name	GTFS Spec	Status	Notes
rider_category_id	Experimental	Included (some records)
rider_category_description	Experimental	Included (some records)	Some examples include “Child,” “Senior,” and “Student.”

routes.txt

Field Name	GTFS Spec	Status	Notes
route_id	Required	Included
agency_id	Optional	Included
route_short_name	Required	Included
route_long_name	Required	Included
route_desc	Optional	Included
route_type	Required	Included
route_url	Optional	Included (some records)
route_color	Optional	Included (some records)
route_text_color	Optional	Included (some records)
route_sort_order	Experimental	Included (some records)	Integer value that can be used for ordering routes in a way that is ideal for presentation to customers. (See change proposal.)
min_headway_minutes	Experimental	Included (some records)	For a frequency-based route, provides the highest frequency (lowest headway).
eligibility_restricted	Experimental	Included (some records)	Used for GTFS-Flex v1

runcut.txt

Field Name	GTFS Spec	Status
runs_id	Experimental	Included (some records)
service_id	Optional	Included (some records)
block_id	Optional	Included (some records)
run_number	Experimental	Included (some records)
piece_number	Experimental	Included (some records)
start_trip_id	Optional	Included (some records)
start_stop_id	Optional	Included (some records)
end_trip_id	Optional	Included (some records)
end_stop_id	Optional	Included (some records)

shapes.txt

Field Name	GTFS Spec	Status
shape_id	Required	Included
shape_pt_lat	Required	Included
shape_pt_lon	Required	Included
shape_pt_sequence	Required	Included
shape_dist_traveled	Optional	Included

stop_attributes.txt

Defined by GTFS+

Field Name	GTFS Spec	Status	Notes
stop_id	Experimental	Included
stop_city	Experimental	Included (some records)

stop_times.txt

Field Name	GTFS Spec	Status	Notes
trip_id	Required	Included
arrival_time	Required	Included
departure_time	Required	Included
stop_id	Required	Included
stop_sequence	Required	Included
stop_headsign	Optional	Included (some records)
pickup_type	Optional	Included
drop_off_type	Optional	Included
shape_dist_travelled	Optional	Included
timepoint	Optional	Included
start_service_area_id	Experimental	Included (some records)	Used for GTFS-Flex v1
end_service_area_id	Experimental	Included (some records)	Used for GTFS-Flex v1
start_service_area_radius	Experimental	Included (some records)	Used for GTFS-Flex v1
end_service_area_radius	Experimental	Included (some records)	Used for GTFS-Flex v1
continuous_pickup	Optional	Included	Can be used to indicate a section of a trip where it is possible to board or alight from the transit vehicle at any point along the vehicle's path of travel.
continuous_drop_off	Optional	Included	Can be used to indicate a section of a trip where it is possible to board or alight from the transit vehicle at any point along the vehicle's path of travel.
pickup_area_id	Experimental	Included (some records)	Used for GTFS-Flex v1
drop_off_area_id	Experimental	Included (some records)	Used for GTFS-Flex v1
pickup_service_area_radius	Experimental	Included (some records)	Used for GTFS-Flex v1
drop_off_service_area_radius	Experimental	Included (some records)	Used for GTFS-Flex v1
pickup_booking_rule_id	Experimental	Included (some records)	Used for GTFS-Flex v2
drop_off_booking_rule_id	Experimental	Included (some records)	Used for GTFS-Flex v2
start_pickup_dropoff_window	Experimental	Included (some records)	Used for GTFS-Flex v2
end_pickup_dropoff_window	Experimental	Included (some records)	Used for GTFS-Flex v2
mean_duration_factor	Experimental	Included (some records)	Used for GTFS-Flex v2
mean_duration_offset	Experimental	Included (some records)	Used for GTFS-Flex v2
safe_duration_factor	Experimental	Included (some records)	Used for GTFS-Flex v2
safe_duration_offset	Experimental	Included (some records	Used for GTFS-Flex v2

stops.txt

Field Name	GTFS Spec	Status	Notes
stop_id	Required	Included
stop_code	Optional	Included
platform_code	Experimental	Included (some records)	Used to distinguish between multiple platforms at rail stations. (See Google Maps extensions.)
stop_name	Required	Included
stop_desc	Optional	Included (some records)
stop_lat	Required	Included
stop_lon	Required	Included
zone_id	Optiona	Included (some records)
stop_url	Optional	Included (some records)
location_type	Optional	Included
parent_station	Optional	Included (some records)
stop_timezone	Optional	Included
position	Experimental	Included (some records)	Can be used to show position of a stop on a block.
direction	Experimental	Included (some records)	Can be used to show direction of travel served by a stop.
wheelchair_boarding	Optional	Included

Timetable_stop_order.txt

Used for GTFS-to-HTML

Field Name	GTFS Spec	Status
timetable_id	Experimental	Included
stop_id	Experimental	Included
stop_sequence	Experimental	Included
stop_name	Experimental	Included
connected_routes	Experimental	Included

Timetables.txt

Used for GTFS-to-HTML

Field Name	GTFS Spec	Status
timetable_id	Experimental	Included
route_id	Experimental	Included
direction_id	Experimental	Included (some records)
start_date	Experimental	Included
end_date	Experimental	Included
monday	Experimental	Included
tuesday	Experimental	Included
wednesday	Experimental	Included
thursday	Experimental	Included
friday	Experimental	Included
saturday	Experimental	Included
sunday	Experimental	Included
service_note	Experimental	Included
direction_label	Experimental	Included
orientation	Experimental	Included

transfers.txt

Field Name	GTFS Spec	Status
from_stop_id	Required	Included
to_stop_id	Required	Included
transfer_type	Required	Included
min_transfer_time	Optional	Included (some records)

trips.txt

Field Name	GTFS Spec	Status	Notes
route_id	Required	Included
service_id	Required	Included
trip_id	Required	Included
trip_headsign	Optional	Included
trip_short_name	Optional	Included
direction_id	Optional	Included
block_id	Optional	Included
shape_id	Optional	Included
wheelchair_accessible	Optional	Included (some records)
bikes_allowed	Optional	Included (some records)
trip_type	Experimental	Included (some records)	Can be used to note Express or Limited trips.
drt_max_travel_time	Experimental	Included (some records)	Used for GTFS-Flex v1
drt_advance_book_min	Experimental	Included (some records)	Used for GTFS-Flex v1
drt_pickup_message	Experimental	Included (some records)	Used for GTFS-Flex v1
drt_drop_off_message	Experimental	Included (some records)	Used for GTFS-Flex v1
continuous_pickup_message	Experimental	Included (some records)	Used for GTFS-Flex v1
continuous_drop_off_message	Experimental	Included (some records)	Used for GTFS-Flex v1