• Wrong document? Swap it for free
  • Written by students who passed
  • Immediately available after payment
  • Read online or as PDF
Sell
Where do you study
Your language
Document preview thumbnail
Preview 2 out of 7 pages
Exam (elaborations)

ATSSA Traffic Control Supervisor Re-certification (missing some basics)

Document preview thumbnail
Preview 2 out of 7 pages

ATSSA Traffic Control Supervisor Re-certification (missing some basics)

Content preview

ATSSA TRAFFIC CONTROL
SUPERVISOR RE-CERTIFICATION
(MISSING SOME BASICS) QUESTIONS
WITH CORRECT ANSWERS
L=(WS²)/60kfork40MPHkorkless,

L=WSkfork45MPHkorkmore k-kCORRECTkANSWER-FormulakforkMin.ktaperklength



The koff kpeakk85thkpercentile.kWhichkiskthekspeedkatkorkbelowkwhichk85%kof kvehiclesktravel koperatingkspee
dkinkfree kflowkconditionsk-kCORRECTkANSWER-speedkusedkinkformulaskshouldkbe



125'k-kCORRECTkANSWER-Distance kof kLkfork25kMPHkwithk12'kLane kwidth



245'k-kCORRECTkANSWER-Distance kof kLkfork35kMPHkwithk12'kLane kwidth



540'k-kCORRECTkANSWER-Distance kof kLkfork45kMPHkwithk12'kLane kwidth



660'k-kCORRECTkANSWER-Distance kof kLkfork55kMPHkwithk12'kLane kwidth



780'k-kCORRECTkANSWER-Distance kof kLkfork65kMPHk12'kLane kwidth



LkMinimumk-kCORRECTkANSWER-MergingkTaperkLength



1/2kLkMinimumk-kCORRECTkANSWER-ShiftingkTaperkLength



1/3kLkMinimumk-kCORRECTkANSWER-ShoulderkTaperkLength



50'-100'kregardlesskofkspeed

, 6kdevicesk10'-20'kapartk-kCORRECTkANSWER-One-Lane,kTwo-
WaykTaperk(Flaggerktaper)kLengthkandknumberkofkdevices



50'-100'kperklane k-kCORRECTkANSWER-DownstreamktaperkLength



2Lk-kCORRECTkANSWER-Tangentkdistance k(betweenktapers)



1/2Lk-kCORRECTkANSWER-Tangentkdistancekbefore kshiftingktaper



BufferkSpace

WorkkSpace

TraffickSpace k-kCORRECTkANSWER-ActivitykAreakSub-componentsk(3)



RecoverykAreakforkerrantkvehicles:kForgivingkdesign

ProtectskworkerskandkMotorists

Alwayskcompletelykemptykorkclear

Nokvehicles,ktruck-mountedkattenuator,kequipment,korkmaterials

STRONGLYkRECOMMENDED:kunlessktherekiskakdocumentedkreasonknotktok-kCORRECTkANSWER-
Longitudinal kBufferkSpace



Where kroadkuserskarekreturnedktoktheirknormalkpath

extendskfromkthekdownstreamkendkof kthe kworkkareaktokthe klastkdeviceksuchkaskendkworkkzoneksign

Maykcontain:

endkworkkzoneksign:kusuallyk500'kpastklastkdevice

downstreamktaperk=k50'-100'kperklane k-kCORRECTkANSWER-TerminationkAreakis:



cankcontain:k(2)



100'k-kCORRECTkANSWER-RecommendedkAdvancedkWarningkSignkSpaceing:kUrbank(lowkspeed)

Document information

Uploaded on
February 8, 2026
Number of pages
7
Written in
2025/2026
Type
Exam (elaborations)
Contains
Questions & answers
$13.99

Wrong document? Swap it for free Within 14 days of purchase and before downloading, you can choose a different document. You can simply spend the amount again.
Written by students who passed
Immediately available after payment
Read online or as PDF

Sold
0
Followers
0
Items
83
Last sold
-



Why students choose Stuvia

Created by fellow students, verified by reviews

Quality you can trust: written by students who passed their tests and reviewed by others who've used these notes.

Didn't get what you expected? Choose another document

No worries! You can instantly pick a different document that better fits what you're looking for.

Pay as you like, start learning right away

No subscription, no commitments. Pay the way you're used to via credit card and download your PDF document instantly.

Student with book image

“Bought, downloaded, and aced it. It really can be that simple.”

Alisha Student

Working on your references?

Create accurate citations in APA, MLA and Harvard with our free citation generator.

Working on your references?

Frequently asked questions