Which AWS document is the reference standard for the D1.5 Endorsement examination?
D15 General Requirements
Question · Easy
How many scorable multiple-choice questions are on the AWS D1.5 Endorsement examination?
What is the minimum passing score for the D1.5 Endorsement exam?
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Per AWS D1.5, which clause specifically addresses the Fracture Control Plan (FCP) for nonredundant members?
D15 Fracture Critical
What is the definition of a Fracture Critical Member (FCM) under AWS D1.5?
Which AASHTO material specification is referenced by D1.5 as the principal standard for structural steels used in highway bridges?
D15 Design
Under D1.5, the CVN test temperature zone designation for the contiguous United States outside the southern and arctic regions is which zone?
Question · Medium
Per D1.5 Clause 12, CVN requirements for fracture critical members (FCM) compared to non-fracture critical members are:
In D1.5 nomenclature, what does the designator 'T' indicate when applied to CVN requirements?
For D1.5 Zone 2 conditions, the typical minimum CVN energy requirement for fracture-critical (F2) base metal is:
Question · Hard
Which welding processes are permitted by AWS D1.5 for fabrication of highway bridges?
D15 Technique
Why is GMAW short-circuiting transfer (GMAW-S) prohibited by AWS D1.5?
Under D1.5, which document records the qualification of a Welding Procedure Specification (WPS)?
D15 Qualification
A key difference between D1.5 and D1.1 procedure qualification is that D1.5 requires:
Which clause of D1.5 governs the qualification of welders, welding operators, and tack welders?
Per D1.5 Clause 6 (Inspection), the Inspector verifies welder qualification by reviewing:
D15 Inspection
Under D1.5, welder continuity in a process generally lapses if the welder has not used that process within how many months?
Under D1.5, prequalified WPSs are permitted only when:
For D1.5 prequalified joints, what is the maximum permitted root opening for a complete joint penetration (CJP) groove weld of given details?
In D1.5 Clause 2 (Design), the maximum allowable stress range on welds is determined by:
Per D1.5, the minimum fillet weld size for a given base metal thickness is governed primarily by:
Under D1.5 Clause 3 (Workmanship), what is the limit on visible undercut for a weld in a member subject to tension?
D15 Workmanship
Per D1.5, weld access holes (rat holes) shall be:
Which thermal cutting method is preferred by D1.5 for cutting fracture-critical material?
Under D1.5, low-hydrogen practices include all of the following EXCEPT:
For HPS 100W steels, AWS D1.5 requires:
Per D1.5, minimum preheat and interpass temperatures depend on which combination of factors?
Per D1.5, the maximum interpass temperature for HPS 70W is typically limited to approximately:
Per D1.5, when must visual inspection be performed?
Under D1.5 Clause 6, which NDT method is mandatory for CJP groove welds in tension members of bridges?
Per D1.5 Clause 12, for fracture-critical CJP groove welds, the typical NDT extent is:
Per D1.5, the acceptance criteria for radiographic testing of bridge welds are based on:
For ultrasonic testing of bridge welds under D1.5, the UT acceptance criteria are most similar to:
Cracks of any size in a bridge weld covered by D1.5 are:
Per D1.5 Clause 12, which entities must be qualified to fabricate fracture-critical members?
Per D1.5 Clause 12, the Engineer of Record's role in the FCP is to:
Per D1.5, the marking of FCM steel on contract drawings is typically shown by:
Under D1.5 Clause 12, what is the maximum permitted heat input for fracture-critical welds (typical baseline)?
Per D1.5, repair welding of an FCM:
Per D1.5 Clause 11, strengthening or repair welding on existing bridge structures requires:
D15 Strengthening Repair
Stud welding on bridges under D1.5 is covered by which clause, and the studs must be:
D15 Stud Welding
For SAW under D1.5 Clause 7, which of the following is REQUIRED?
D15 Saw
Per D1.5, the use of crushed (recycled) SAW slag as flux is:
Per D1.5 Clause 8, electroslag welding (ESW) and electrogas welding (EGW):
D15 Esw Egw
Per D1.5, the maximum permitted reinforcement (face profile) on a butt weld in a bridge tension member is:
Per D1.5, grinding of butt welds in tension flanges is:
Per D1.5, the recommended grinding direction on finished welds in tension is:
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