Red Line Charles Street / MGH Station
Modernization Project
Massachusetts Bay Transportation Authority
Boston, Massachusetts
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Drilled Micropiles
Drilled micropiles are successfully load tested to twice their design capacity.
Project Overview:
Layne GeoConstruction installed 169, 9” diameter drilled micropiles to depths of 80 feet for foundation support related to the modernization of an existing rapid transit station. Installation was completed in a heavily congested urban area, adjacent to a major arterial route.

The 50 ton capacity drilled micropiles were successfully load tested to twice their design load.

    Value of Work Performed:
$600,000
Project Duration:
34 Days
Project Completion Date:
October 2004
Project Reference:
General Contractor:
Barletta Heavy Division
Seta Kalaijian
(617) 224-0041

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