# Does your Cylinder Requalification Training by the Visual Inspection Method Meet the Requirements of 49 CFR § 172.704?

- **operation:** document
- **citation:** PHMSA Guidance, Does your Cylinder Requalification Training by the Visual Inspection Method Meet the Requirements of 49 CFR § 172.704?
- **title:** Does your Cylinder Requalification Training by the Visual Inspection Method Meet the Requirements of 49 CFR § 172.704?
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** Not available
- **effective on:** Not available
- **summary:** Does your Cylinder Requalification Training by the Visual Inspection Method Meet the Requirements of 49 CFR § 172.704? Document requalification-training.pdf (255.35 KB) Does your Cylinder Requalification Training by the VIsual Inspection Method Meet the Requirements of 49 CFR § 172.704? Effective Date: Wednesday, February 26, 2020
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**body:**

Does your Cylinder Requalification Training by the Visual Inspection Method Meet the Requirements of 49 CFR § 172.704?

Document

 requalification-training.pdf (255.35 KB)

        Does your Cylinder Requalification Training by the VIsual Inspection Method Meet the Requirements of 49 CFR § 172.704?

          Effective Date: Wednesday, February 26, 2020

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DOES YOUR CYLINDER
REQUALIFICATION
TRAINING BY THE VISUAL
INSPECTION METHOD MEET
THE REQUIREMENTS OF
49 CFR § 172.704?
WWW.PHMSA.DOT.GOV
PHMSA | PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION
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External visual requalifiers of DOT-approved cylinders are
required to undergo function-specific training as specified in
49 CFR § 172.704. This training enables them to perform the
job of external visual requalification in accordance with CGA
Pamphlet C-6 or C-6.3 as applicable: (§ 180.209(g)).
FUNCTION-SPECIFIC TRAINING FOR
ALUMINUM CYLINDERS (CGA C-6.1-1995
INCORPORATED BY REFERENCE IN 49 CFR)
(SEE REFERENCE FOR A COMPLETE LISTING),
MUST COVER THE WORKER’S:
•
Knowledge of paint removal to ensure they can sufficiently
observe cylinder walls;
•
Ability to inspect cuts, dents, impact damage, structural
damage, chemical damage, heat or fire damage, as well as
understanding the corresponding levels of damage (levels
1, 2, and 3), and how such levels impact final cylinder use;
•
Ability to inspect the cylinder’s interior threads and
O-rings using high-intensity lights;
•
Ability to recognize corrosion; and
•
Understanding the acceptable tolerances for damages
beyond which the cylinder requires repair (Rejection), or
if it must be taken out of service (Condemned).
PHMSA | PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION
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FUNCTION-SPECIFIC TRAINING FOR FIBER-
REINFORCED HIGH PRESSURE CYLINDERS
(CGA C-6.2-2005, INCORPORATED BY
REFERENCE) (SEE REFERENCE FOR A
COMPLETE LISTING), MUST COVER THE
WORKER’S:
•
•
•
•
•
•
Knowledge of the inspection procedures;
Knowledge about paint removal; and more so, why
complete paint removal is not recommended, i.e., most
chemical paint removers can damage the overwrap.
Abrasive or other mechanical means of paint removal,
such as shot blast or wire brush, are not recommended.
Knowledge that they must remove protective sleeves prior
to visual requalification;
Knowledge regarding the types of damage (craze,
cracking, disbanding, heat damage, voids, surface cracks,
and rework);
Knowledge of the levels of damage (levels 1, 2, and 3); and
Acceptance criteria.
PHMSA | PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION
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FUNCTION-SPECIFIC
TRAINING RECORDS:
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Training records for all requalifiers must be retained as
prescribed in 49 CFR 172.704(d), and include the following:
REMEMBER:
•
Description, Copy, and
Location of Training
Materials Used
Training Provided
By
Test/ Score
(not mandatory)
Date Trained
•
Employee Name:
•
I certify that the hazmat employee identified on this training
record has been trained and tested as required by the
Hazardous Materials Regulations, Subpart H.
Signed:
Title:
•
•
•
•
Every worker MUST be trained based on the function / job
they perform.
DOT-approved cylinder requalification approvals expire every
5 years.
Recurrent training must be performed every three (3) years (49 CFR
§ 172.704(c)2).
Always provide an e-mail address on your application.
Applications are available at: www.phmsa.dot.gov/portal/site/
PHMSA/menuitem.6f23687cf7b00b0f22e4c6962d9c8789/?vgnex-
toid=fd44fd3732379310VgnVCM1000009ed07898RCRD&vg
nextchannel=002aa535eac17110VgnVCM1000009ed07898R-
CRD&vgnextfmt=print
Visual applications may now be submitted on line at: https://portal.
phmsa.dot.gov/PHMSAPortal2/
If you submit a complete application for renewal at least 60 days
prior to the expiration, your approval will not expire until PHMSA
takes administrative action (§ 107.705(c)).
For more information, visit PHMSA’s website: www.phmsa.dot.gov
and click on the “Hazardous Materials Safety” tab -> Approvals and
Permits -> Pressure Vessels -> Visual Only Requalifiers.
PHMSA | PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION
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For additional information contact:
The Hazardous Materials Info Center
1-800-HMR-4922
(1-800-467-4922)
Email: infocntr@dot.gov
http://hazmat.dot.gov
Pipeline and Hazardous Materials Safety Administration
Outreach, Training, and Grants Division
East Building, 2nd Floor
1200 New Jersey Ave., SE
Washington, DC 20590
Email: training@dot.gov
202-366-4900
202-366-7342 (Fax)
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