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Network Object Attributes

Cundo Arellano edited this page Aug 18, 2020 · 5 revisions

The tables below list all available attributes for each of the following Emme Network Objects:

NODE Network Object

Attribute Description
@interchange is interchange node
@tap_id Transit-access point ID
data1 Node user-defined data item 1
data2 Node user-defined data item 2
data3 Node user-defined data item 3
label Four-character label for the node
x The x-coordinate of the node
y The y-coordinate for the node
isCentroid True if the node is a centroid
numInLinks Number of incoming links to node
numOutLinks Number of outgoing links from node
hasLocalConnection True if node centroid is accessible via a non-toll connection

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CENTROID Network Object

Note: The centroid Emme network object is a subset of the node Emme network object and therefore contains the same attributes

Attribute Description
@interchange is interchange node
@tap_id Transit-access point ID
data1 Node user-defined data item 1
data2 Node user-defined data item 2
data3 Node user-defined data item 3
label Four-character label for the node
x The x-coordinate of the node
y The y-coordinate for the node
isCentroid True if the node is a centroid
numInLinks Number of incoming links to node
numOutLinks Number of outgoing links from node
hasLocalConnection True if node centroid is accessible via a non-toll connection

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LINK Network Object

Attribute Description
#name Street name
#name_from Cross street at the FROM end
#name_to Cross street at the TO end
@capacity_hourly_am AM Peak hourly mid-link capacity
@capacity_hourly_op Off-Peak hourly mid-link capacity
@capacity_hourly_pm PM Peak hourly mid-link capacity
@capacity_inter_am AM Peak approaching intersection capacity
@capacity_inter_ea Early AM approaching intersection capacity
@capacity_inter_ev Evening approaching intersection capacity
@capacity_inter_md Mid-day approaching intersection capacity
@capacity_inter_pm PM Peak approaching intersection capacity'
@capacity_link_am AM Peak mid-link capacity
@capacity_link_ea Early AM mid-link capacity
@capacity_link_ev Evening mid-link capacity
@capacity_link_md Mid-day mid-link capacity
@capacity_link_pm PM Peak mid-link capacity
@cost_auto_am AM Peak toll + cost autos
@cost_auto_ea Early AM toll + cost autos
@cost_auto_ev Evening toll + cost autos
@cost_auto_md Mid-day toll + cost autos
@cost_auto_pm PM Peak toll + cost autos
@cost_hov2_am AM Peak toll (non-managed) + cost HOV2
@cost_hov2_ea Early AM toll (non-managed) + cost HOV2
@cost_hov2_ev Evening toll (non-managed) + cost HOV2
@cost_hov2_md Mid-day toll (non-managed) + cost HOV2
@cost_hov2_pm PM Peak toll (non-managed) + cost HOV2
@cost_hov3_am AM Peak toll (non-managed) + cost HOV3+
@cost_hov3_ea Early AM toll (non-managed) + cost HOV3+
@cost_hov3_ev Evening toll (non-managed) + cost HOV3+
@cost_hov3_md Mid-day toll (non-managed) + cost HOV3+
@cost_hov3_pm PM Peak toll (non-managed) + cost HOV3+
@cost_hvy_truck_am AM Peak toll + cost heavy trucks
@cost_hvy_truck_ea Early AM toll + cost heavy trucks
@cost_hvy_truck_ev Evening toll + cost heavy trucks
@cost_hvy_truck_md Mid-day toll + cost heavy trucks
@cost_hvy_truck_pm PM Peak toll + cost heavy trucks
@cost_lgt_truck_am AM Peak toll + cost light trucks
@cost_lgt_truck_ea Early AM toll + cost light trucks
@cost_lgt_truck_ev Evening toll + cost light trucks
@cost_lgt_truck_md Mid-day toll + cost light trucks
@cost_lgt_truck_pm PM Peak toll + cost light trucks
@cost_med_truck_am AM Peak toll + cost medium trucks
@cost_med_truck_ea Early AM toll + cost medium trucks
@cost_med_truck_ev Evening toll + cost medium trucks
@cost_med_truck_md Mid-day toll + cost medium trucks
@cost_med_truck_pm PM Peak toll + cost medium trucks
@cost_operating Fuel and maintenance cost
@cycle_am AM Peak cycle length (minutes)
@cycle_ea Early AM cycle length (minutes)
@cycle_ev Evening cycle length (minutes)
@cycle_md Mid-day cycle length (minutes)
@cycle_pm PM Peak cycle length (minutes)
@direction_cardinal Link direction
@green_to_cycle_am AM Peak green to cycle ratio
@green_to_cycle_ea Early AM green to cycle ratio
@green_to_cycle_ev Evening green to cycle ratio
@green_to_cycle_init Initial green-to-cycle ratio
@green_to_cycle_md Mid-day green to cycle ratio
@green_to_cycle_pm PM Peak green to cycle ratio
@intdist_down Downstream major intersection distance
@intdist_up Upstream major intersection distance
@jurisdiction_type Link jurisdiction type
@lane_am AM Peak number of lanes
@lane_auxiliary Number of auxiliary lanes
@lane_ea Early AM number of lanes
@lane_ev Evening number of lanes
@lane_md Mid-day number of lanes
@lane_pm PM Peak number of lanes
@lane_restriction Link operation type
@lane_restriction_tr Transit link operation type
@median Median type
@mode_hierarchy Transit mode type
@project_code Project number for use with hwyproj.xls
@speed_adjusted Adjusted link speed (miles/hr)
@speed_observed Observed speed
@speed_posted Posted speed limit (mph)
@speed_posted_tr_l Posted transit speed limit (mph)
@sphere Jurisdiction sphere of influence
@sta_reliability_am AM Peak static reliability
@sta_reliability_ea Early AM static reliability
@sta_reliability_ev Evening static reliability
@sta_reliability_md Mid-day static reliability
@sta_reliability_pm PM Peak static reliability
@tcov_id SANDAG-assigned link ID
@time_inter_am AM Peak intersection delay time
@time_inter_ea Early AM intersection delay time
@time_inter_ev Evening intersection delay time
@time_inter_md Mid-day intersection delay time
@time_inter_pm PM Peak intersection delay time
@time_link_am AM Peak link time in minutes
@time_link_ea Early AM link time in minutes
@time_link_ev Evening link time in minutes
@time_link_md Mid-day link time in minutes
@time_link_pm PM Peak link time in minutes
@toll_am AM Peak toll cost (cent)
@toll_ea Early AM toll cost (cent)
@toll_ev Evening toll cost (cent)
@toll_md Mid-day toll cost (cent)
@toll_pm PM Peak toll cost (cent)
@traffic_control Intersection control type
@trtime_link_am AM Peak transit link time in minutes
@trtime_link_ea Early AM transit link time in minutes
@trtime_link_ev Evening transit link time in minutes
@trtime_link_md Mid-day transit link time in minutes
@trtime_link_pm PM Peak transit link time in minutes
@truck_restriction Truck restriction code (ITRUCK)
@turn_left Intersection approach left-turn lanes
@turn_right Intersection approach right-turn lanes
@turn_thru Intersection approach through lanes
@year_open_traffic The year the link opened to traffic
data1 Link user-defined data item 1
data2 Link user-defined data item 2
data3 Link user-defined data item 3
length Link length
num_lanes Number of lanes on the link
type Iteger indicating link type or classification
volume_delay_func The number of the function of type 'VOLUME_DELAY' used on this link.
isTransit True if the link allows transit travel modes
mode_str Allowed travel modes on link
linkNames Comma-separated string concatenation of the link's '#name', '#name_from, and '#name_to' attributes

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TRANSIT_LINE Network Object

Attribute Description
@config Config ID (same as route name)
@fare Boarding fare ($)
@fare_per_op Off-peak fare perception factor
@fare_per_pk Peak fare perception factor
@headway_am AM Peak actual headway
@headway_night Night actual headway
@headway_op Off-Peak actual headway
@headway_pm PM Peak actual headway
@headway_rev_am AM Peak revised headway
@headway_rev_op Off-Peak revised headway
@headway_rev_pm PM Peak revised headway
@night_hours Night hours
@route_id Transit line internal ID
@transfer_penalty Transfer penalty (min)
@vehicle_per_op Off-Peak in-vehicle perception factor
@vehicle_per_pk Peak in-vehicle perception factor
data1 Transit line user-defined data item 1
data2 Transit line user-defined data item 2
data3 Transit line user-defined data item 3
description The description of the transit line
headway The average interval between the arrival of two consecutive vehicles in minutes
layover_time The time in minutes of the layover at the last transit segment
speed The default average speed in length units per hour
hasTAP True if transit line begins and ends at a TAP

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TRANSIT_SEGMENT Network Object

Attribute Description
#stop_name Name of stop
@coaster_fare_board Boarding fare for Coaster
@coaster_fare_inveh Incremental fare for Coaster
@fare_zone Fare zone ID
@milepost Distance from start of line
@pass_count Number of times this stop is passed
@stop_id Stop ID from trcov
allow_alightings Boolean value if alightings are permitted at the I-node of the segment
allow_boardings Boolean value if boardings are permitted at the I-node of the segment
data1 Transt segment user-defined data item 1
data2 Transt segment user-defined data item 2
data3 Transt segment user-defined data item 3
dwell_time The time in minutes that the transit vehicle speds at the I-node of the transit segment
factor_dwell_time_by_length Boolean value indicating if the value of dwell_time should be multiplied by the link length to get the value of dwell time to be used in the assignment
transit_time_func The number of the function of type transit travel time used on this link
isFirst True if the transit segment is the first segment of its corresponding transit line
isLast True if the transit segment is the last segment of its corresponding transit line

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