Field Survey: Weeks ending 8/27/10 and 9/3/10:
Finish railroad portion of maintenance facility survey on tracks as well as perform detailed bridge survey of Red Bridge in Somerville.
Survey of drainage system inverts* within the Lowell Line Commuter Rail corridor
*Inverts are elevations of the interior bottom of the existing drain pipes measured at a drainage structure.
Boring Program: Weeks ending 8/27/10 and 9/3/10:
Borings within the MBTA Lowell Commuter Rail Line right-of-way from Harvard Street in Medford to Brookings Street in Medford.
Boring typically occurs between 7:00 AM and 3:30 PM on weekdays.
Please note that, as field work continues along the future Green Line Extension right-of-way, passing trains are required to blow their whistles whenever they are within the areas of the field work. Trains are required to blow their whistles as a vital safety measure along the right-of-way. It is estimated that the work will continue to move north through October,
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