Headlights required: Difference between revisions View history

(→‎Adding the 'Headlights required' attribute: updated message box template)
 
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On some roadways in the USA, state or local agencies require the daytime use of headlights. These 24/7 requirements may be enacted through specific statutes/regulations and/or indicated through the placement of mandatory use road signs.
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In some areas of the USA, state or local may require the use of headlights no matter the time of day or weather conditions. These 24/7 requirements can be enforced through specific statutes/regulations or through the enforcement of mandatory use road signs.
==Identifying roads with headlight use requirements==
==Identifying roads with headlight use requirements==
In order to be added to Waze, roads with headlight use requirements must have regulatory (black and white) road signs. The Federal Highway Administration has guidance for how roads must be marked for headlight use requirements be enforceable.  '''Only''' 24/7 headlight use requirements should be marked in the app; although some states require headlight use during inclement weather, the Waze app '''does not''' support alerts these kinds of weather-only requirements at this time.  In addition to road signs, some jurisdictions may have public GIS data or other mapping resources that outline where headlight use requirements exist.
'''Only''' roads and tunnels with regulatory (black and white) road signs requiring 24/7 headlight usage should be set with the ''Headlights required'' attribute. The Federal Highway Administration has guidance for how roads should be marked for headlight use requirements in order to be enforceable.  Although some states require headlight use during inclement weather, the Waze app '''does not''' support alerts for these kinds of weather-only requirements at this time.   
[[File:MUTCD Fig2b 31.png|frame|center|[https://mutcd.fhwa.dot.gov/htm/2009/part2/fig2b_31_longdesc.htm| Headlight Use Signs], MUTCD, 2009 Edition, published by FHWA; annoted by [[User:nzahn1|nzahn1]].]]


==Adding the 'headlight required' attribute==
In addition to road signs, some jurisdictions may have public GIS data or other mapping resources that outline where headlight use requirements exist.
[[File:Headlights_required.png|thumb]]{{mbox|type=important|text=Only editors rank 4 and above may enable the ''headlights required'' road segment attribute}}
[[File:MUTCD Fig2b 31.png|frame|center|[https://mutcd.fhwa.dot.gov/htm/2009/part2/fig2b_31_longdesc.htm| Headlight Use Signs], MUTCD, 2009 Edition, published by FHWA; annotated by [[User:nzahn1|nzahn1]].]]
When a drivable segment is selected, enable the checkbox for ''Headlights required'' on the [[Creating_and_editing_road_segments#Special_Properties|special properties section of the left pane]]. This will activate the alert for app users routed onto this segment. 


{{note|a|''Headlight Use Signs'', MUTCD, 2009 Edition, published by FHWA at https://mutcd.fhwa.dot.gov/htm/2009/part2/fig2b_31_longdesc.htm; Annoted by nzahn1}}
==Adding the 'Headlights required' attribute==
{{Rank/Mbox | headlights | As of = February 2018}}<br />[[File:Headlights_required.png|border|right]]When a drivable segment is selected, enable the checkbox for ''Headlights required'' on the [[Creating_and_editing_road_segments#Special_Properties|special properties section of the left pane]]. This will activate the alert for app users routed onto this segment.
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Latest revision as of 20:20, 29 August 2022

On some roadways in the USA, state or local agencies require the daytime use of headlights. These 24/7 requirements may be enacted through specific statutes/regulations and/or indicated through the placement of mandatory use road signs.

Identifying roads with headlight use requirements

Only roads and tunnels with regulatory (black and white) road signs requiring 24/7 headlight usage should be set with the Headlights required attribute. The Federal Highway Administration has guidance for how roads should be marked for headlight use requirements in order to be enforceable. Although some states require headlight use during inclement weather, the Waze app does not support alerts for these kinds of weather-only requirements at this time.

In addition to road signs, some jurisdictions may have public GIS data or other mapping resources that outline where headlight use requirements exist.

Headlight Use Signs, MUTCD, 2009 Edition, published by FHWA; annotated by nzahn1.

Adding the 'Headlights required' attribute

As of February 2018: The minimum editor rank to edit the segment attribute for headlights required is 4.
Rank 4 Wazer


When a drivable segment is selected, enable the checkbox for Headlights required on the special properties section of the left pane. This will activate the alert for app users routed onto this segment.