AWS D1.1 Structural Welding - Steel


Section 2 of AWS QC1:2007, Standard for AWS Certification of Welding Inspectors, provides for endorsements that may be added to the CWI and SCWI certifications. Endorsements are defined in AWS QC1 as the approval of an additional skill documented in writing and added to a certification credential.

This endorsement covers four subject areas in AWS D1.1, material and design, fabrication, inspection, and qualification. Subject weights for each of these areas are in conformance with the codebook examination requirements as expressed in section 7.1 of AWS B5.1, Specification for the Qualification of Welding Inspectors.

Code Applications

Percent of Total Questions

Material and Design


Note: Percentages indicate the minimum required for each category in an examination.


How endorsement will be expressed
Endorsements earned will be updated in the AWS certification profile. Status can be checked via the QR code on the back of the CWI wallet card or via the Quikcheck web link.

Continuing education credits
Not Applicable..

Comments on special conditions or requirements
Not Applicable.


CWI/SCWI Endorsement Application (PDF)
Applicant Instructions

As of January 1st, 2021 candidates testing to D1.1 codebook will be using the 2020 edition. If you are taking an AWS Seminar, you will be using the 2020 edition.



There are no mandatory training requirements. Candidates are encouraged to attend a seminar or self-study to become familiar with AWS D1.1.


All endorsement exams (with the exception of Structural Drawing Reading) will be offered all over the US in convenient locations using computer based testing with our partners at Prometric. After your application has been submitted to AWS and approved, you will be provided with an Authorization to Test (ATT) letter in order to schedule your appointment through Prometric at one of their centers.

Candidates seeking the AWS D1.1 endorsement shall pass an open book written examination consisting of 50 multiple choice questions in two hours. Candidates are required to use the AWS D1.1 Structural Welding Code - Steel to answer the questions. Candidates may not use photocopied versions of the standard unless they can supply evidence of purchase of the document.

Successful candidates must correctly answer 72% of the questions to receive this endorsement. Re-examinations for this endorsement shall be in accordance with section 6.2.5 of AWS QC1.


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