New system could provide detailed images — even of soft tissue — from a lightweight, portable device.
A new crane is being used for lowering reinforcing steel to the bottom of the excavation. For safety purposes, each time the crane moves materials over workers on site, an air horn will be sounded to warn those below.
The MBTA bus stop located across from 77 Massachusetts Ave. has been relocated to the corner of Massachusetts Avenue and Memorial Drive. Also, the main crosswalk in front of 77 Massachusetts Ave. has been moved 100 feet south towards Memorial Drive. Handicapped access to the main building will be provided at the Amherst Street crosswalk only.
ALBANY STREET GARAGE
The walkway between Buildings 42 and 44 at the railroad crossing is now open for pedestrian traffic.
SPORTS & FITNESS CENTER
The pouring of concrete foundations will cause noise and disruption to the surrounding area. Soil excavation continues, causing heavy truck traffic in and near the Kresge parking lot.
70 PACIFIC ST.
The installation of sheeting and removal of landfill may cause noise, dust and disruption to vehicular traffic.
Demolition in the basement includes removal of mechanical room machinery. Torch-cutting to aid in the removal of equipment may cause an odor that could reach the upper floors of the building.
Placement of a concrete base might cause disruption to vehicular traffic on Vassar Street.
Installation of a fire protection water pipe near Kresge Auditorium may disrupt daytime vehicular traffic and cause noise, vibration and dust.
This information is provided by the Department of Facilities.
A version of this article appeared in MIT Tech Talk on February 28, 2001.