Narrative:

Why aren't the rubber deposits removed from MMMX's runways? Braking action is compromised when the runways are wet. Runway grooving would help also.

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Original NASA ASRS Text

Title: First Officer of an unidentified aircraft type reported the rubber deposits on the ungrooved runways at MMMX compromise braking effectiveness when wet.

Narrative: Why aren't the rubber deposits removed from MMMX's runways? Braking action is compromised when the runways are wet. Runway grooving would help also.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.