NTSB Safety Recommendations R-07-23 through -28

[NTSB Press Releases <NTSBPressReleases@xxxxxxxx>]

Title: NTSB Safety Recommendations R-07-23 through -28

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         NTSB SAFETY RECOMMENDATION
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National Transportation Safety Board
Washington, DC 20594

December 21, 2007

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Safety Recommendations R-07-24 through -28

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The National Transportation Safety Board makes the following
recommendations to the Washington Metropolitan Area Transit Authority:

Develop a standard for maximum allowable wheel roughness and develop and
implement post-wheel-truing procedures to meet that standard. (R-07-23)

Implement quality assurance procedures to ensure accurate wheel truing,
including the regular alignment and indexing of cutting heads on wheel milling
machines. (R-07-24)

Establish procedures to ensure that there is appropriate coordination between all
departments responsible for car maintenance and engineering design to ensure
that problematic issues are identified, examined, and resolved before new
equipment is ordered. (R-07-25)

Establish a process, including a single point of responsibility, to prompt timely
evaluation and action on proposed safety improvements that are identified as a
result of accident and derailment investigations and related research projects.
(R-07-26)

Establish written procedures for rail lubrication that include close coordination
between the operating and track engineering departments to ensure timely and
appropriate rail lubrication is applied in normal and single-track operations.
(R-07-27)

Expedite and complete by 2009 the replacement of all No. 8 standard turnouts
with guarded turnouts on main track. (R-07-28)

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http://www.ntsb.gov/recs/letters/2007/R07_23_28.pdf

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The complete recommendation letter is available on the Web
at the URL indicated above.

The letter is in the Portable Document Format (PDF) and can
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An archive of recommendation letters is available at
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Electronic versions of letters may or may not include
enclosures; however, related publications, accident
briefs, and aviation accident synopses may be found
on the NTSB website.

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