Atssa Traffic Control Supervisor Re-Certification (Missing Some Basics) |53 Questions| With Correct Answers.

Uses for portable changeable message sign PCMS {Ans: speed drops significant delays adverse conditions advance notice of closures advance notice of road changes reinforce static signage updated guidance information placed 500'-800' ahead of workzone conflicts or 1.5-2 miles ahead of complex traffic control}*M*anual for *A*ssessing *S*afety *H*ardware MASH {Ans: NCHRP 350 rewritten by AASHTO and is now an AASHTO document called what?}18:1 {Ans: Typical Flare Rates for Barrier Rail - 60 MPH}100' {Ans: Recommended Advanced Warning Sign Spaceing: Urban (low speed)}1/2 L Minimum {Ans: Shifting Taper Length}Decrease by 2:1 per 5 MPH stopping at 30 MPH with 8:1 {Ans: Below 60 MPH Barrier Flare Rates Decrease by}