Deficiencies were noted by both Federal and Massachusetts Departments of Transportation (DOT) during the summer. No responses from the town to DOT comments are yet available.
The strongest criticisms came from the Federal DOT, the FHWA who wanted more definitive information on the design’s lane configuration popularity among residents and also updated traffic studies produced to current, published 2010 procedures and specifications. The FHWA wanted examples of any and all comments from residents that actually were incorporated into the plan following the 25% hearing. They also advocated having another official public hearing. The town intended to have no more public hearings before starting construction.
Detailed engineering drawings are available on the Arlington, MA town website at:
It is about 95MB large, ill-suited for printing, and requires some study to understand all the engineering markings on it.