Design Og Highway Bridges Against Extreme Hazard Events, Fhwa, Usa. 2008. 114p.
Manual for Assessing Safety Hardware (MASH) Implementation — An Association of State Highway...
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MASH Implementa.on 2016 Traffic Safety Conference June 7, 2016 College Sta.on, TX Dick Albin FHWA Resource Center
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Transcript of Manual for Assessing Safety Hardware (MASH) Implementation — An Association of State Highway...
MASHImplementa.on2016TrafficSafetyConference
June7,2016CollegeSta.on,TX
DickAlbinFHWAResourceCenter
ManualforAssessingSafetyHardware(MASH)
• CrashTes)ngBackground• Implementa)onAgreement• EligibilityLe=ers
– Whatarethey?– FAQ’s– Status– Submi=alForm
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CrashTes)nghasbeenusedasatoolforevalua)ngroadsidehardwaresincethe1930’s
BackgroundofCrashTes.ng
1962
1974
1980
1993
Evolu.onofCrashTestProcedures
2009
2016
2016MASH
ManualforAssessingSafetyHardware(MASH)
• Updateoftheevalua)onprocedures
• PublishedasAASHTOdocumentinOctober,2009
• MASHisNOTanFHWAdocument
• FHWAforwardsques)onsoninterpreta)ontoAASHTO
AASHTO/FHWAImplementa.onAgreementforNHSHighways
• Agenciesareurgedtoestablishaprocesstoreplaceexis)nghighwaysafetyhardwarethathasnotbeensuccessfullytestedtoNCHRPReport350orlatercriteria.
• Agenciesareencouragedtoupgradeexis)nghighwaysafetyhardwaretocomplywiththe2016edi)onofMASHeitherwhenitbecomesdamagedbeyondrepair,orwhenanindividualagency'spoliciesrequireanupgradetothesafetyhardware.
AASHTO/FHWAImplementa.onAgreementforNHSHighways
ForcontractsontheNa)onalHighwaySystemwithale]ngdatea^erthedatesbelow,onlysafetyhardwareevaluatedusingthe2016edi)onofMASHcriteriawillbeallowedfornewpermanentinstalla)onsandfullreplacements:
– W-beambarrierandcast-in-placeconcretebarrier:December31,2017
– W-beamterminals:June30,2018– Cablebarrier,cablebarrierterminals,andcrashcushions:December31,2018
– Bridgerails,transi)ons,allotherlongitudinalbarriers(includingportablebarriersinstalledpermanently),allotherterminals,signsupports,andallotherbreakawayhardware:December31,2019
FHWAHardwareEligibilityLeXers
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h=p://safety.dwa.dot.gov/roadway_dept/policy_guide/road_hardware/
FHWARole–WhatisanEligibilityLeXer?
• ServicetotheFHWADivisionOfficesandStatessincethe1980’s
• Reviewofcrashtestsandevalua)ons• Ifdevicemeetscrashtestcriteria,FHWAissuesle=erindica)ngthatitiseligibleforFHWAreimbursement
• Effec)veDecember31,2015FHWAnolongeracceptsrequestsformodifica)onstoNCHRP350hardware.
• 2reviewsareongoingbytheGAOandVolpethatmayrecommendchangestothisprocess(dueinsummerof2016).
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FHWARole–EligibilityLeXersFAQ’s
• Q1:DoesallroadsidesafetyhardwareneedaFHWAEligibilityLeXerinordertobeeligibleforreimbursementonprojectsontheNHS?
• A1.No.EligibilityLe=ersareprovidedasaservicetotheStatesandarenotarequirementforroadsidesafetyhardwaretobeeligibleforreimbursement.
10h=p://safety.dwa.dot.gov/roadway_dept/policy_guide/road_hardware/faq_eligibility_le=ers.cfm
FHWARole–EligibilityLeXersFAQ’s
• Q2:IfaStatedoesnotrequestanFHWAEligibilityLeXerforasafetyhardwaredevice,whatdocumenta.oncanaDivisionOfficerelyonthatthedeviceiseligibleforFederal-aidreimbursement?
• A2:WhenapprovingtheState'sstandardplansorqualifiedproductslists(QPLs),theDivisionOfficemayrelyonacer)fica)onfromtheStateDOTindica)ngthatthehardwaresa)sfiesMASHorNCHRP350criteria.TheStateDOTshouldkeeponfiledocumenta)onsuppor)ngthiscer)fica)on.
11h=p://safety.dwa.dot.gov/roadway_dept/policy_guide/road_hardware/faq_eligibility_le=ers.cfm
FHWARole–EligibilityLeXersFAQ’s
• Q5:…Allmodifica.onstoanNCHRP350-testeddevicewillrequiretes.ngunderMASHinordertoreceiveaFederal-aidreimbursementeligibilityleXerfromFHWA."Doesthismeanthatanymodifica.ontoapreviouslyeligibleNCHRP350devicewillnowrequireMASHtes.ngforcrashworthiness?Iftheanswerisno,ifastateormanufacturerwantstomakeamodifica.ontoadevice,whatdocumenta.onshouldbemaintainedbytheStateDOTasevidencethatthedeviceiseligibleforFederal-aidreimbursement?
• A5.No,thememoonlyservesasno)cethattheFHWAOfficeofSafetywillnolongerprovidetheserviceofissuingeligibilityle=ersformodifiedNCHRP350devices.IfaStateDOTchoosestomakeoracceptanon-significantmodifica)ontoapreviouslyeligibleNCHRP350device(genericorproprietary),theStateDOTshouldkeeponfileadequatedocumenta)onindica)ngthatthemodifiedhardwaresa)sfiesNCHRP350criteria.IftheStateDOTormanufacturerdeemsthemodifica)onasasignificantmodifica)on,amodifica)onthathasthepoten)altoaffectthedevice'sabilitytomeetcrashtestcriteria,thenthedeviceshouldbecrashtestedperMASHtes)ngcriteria.
12h=p://safety.dwa.dot.gov/roadway_dept/policy_guide/road_hardware/faq_eligibility_le=ers.cfm
EligibilityLeXerStatus-Barriers
Le=ersIssuedasof5/25/16• W-beamGuardrail–13Devices• GuardrailTransi)ons–3Devices• CableBarrier–3Devices• ConcreteBarrier–3Devices• BridgeRail–3Devices• PortableBarriers–9Devices• Other–3devicesNote-Therehasbeenaddi)onaltes)ngconducted(NCHRPprojects)butEligibilityle=ershavenotbeenrequested
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EligibilityLeXerStatus–Terminalsand CrashCushions
Le=ersIssuedasof5/25/16• W-Beamterminals–2devices
• 1addi)onalunderreview
• CrashCushions–1device
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EligibilityLeXerstatus–Breakaway Supports
Le=ersIssuedasof5/25/16• Dualpostsupport–2devices• LuminaireSupports-0Note:• MASHnowrequirestes)ngwiththePUtruckthatwasnotrequiredunderNCHRP350
• Therehasbeenaddi)onaltes)ngconducted(NCHRPprojects)butEligibilityle=ershavenotbeenrequested
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EligibilityLeXerstatus–WorkZone Devices
Le=ersIssuedasof5/25/16• PortableSignStands–2devices• Barricades–5devices• LongitudinalChannelizers–6devices• Other–2devicesNote–MASHnowrequirestes)ngwiththePUtruckthatwasnotrequiredunderNCHRP350
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EligibilityLeXerSubmission
• Newform(version10.0)postedinMay,2016
• Newformhasaplaceforanengineeraffiliatedwiththelabtosign.
• Formneedstobecompletewithallrequiredsignaturebeforeale=erisissued
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EligibilityLeXerSubmission
• Filloutthispor)onfromrighttole^sothattheformwillgeneratetheappropriateboxesforthedevice
EligibilityLeXerSubmission
Thesubmi=ercer)fiesthattheproductwastestedinconformancewithMASHanddisclosesanyfinancialinterestsofthetestlab.
EligibilityLeXerSubmission
Thisboxisusedtodescribetheproductindetail.Ifamodifica)on,thechangesshouldbeiden)fiedhere.Note–theboxexpandsastextisadded.
EligibilityLeXerSubmission
ThisboxissignedbyanengineeraffiliatedwiththeTestlabagreeingthatthecri)calandrelevanttestswereconducted.
EligibilityLeXerSubmission
Theseboxesappeara^erthetestinfoisfilledinabove(systemtype,testlevel,etc.).• Narra)veshouldincludeasummaryoftestcondi)onsandresults.• Ifatestisdeterminedtobenon-cri)cal,thebasisofthisdetermina)on
shouldbeincludedhere.Note–FHWAdoesnot“waive”tests.Thesubmi=erandtestlabdeterminethecri)calandrelevanttestsandprovideanengineeringbasisisatestisdeterminedtobenon-cri)cal.
EligibilityLeXerSubmission
ThetestLabcer)fiesthatthetestswereconductedinaccordancewithMASHandprovidesAccredita)onCer)ficatenumberandperiod.NotetheLabneedstobeaccreditedat)meofthetest.Submi=ersignsandsubmitsform.
• Questions?
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