CITY minus TRAFFIC Freshgate Tunnel

Frequently Asked Questions

 
  City Tour questions:

 

 

  Tunnel Tour questions:
 Financial questions:
  Website questions:

 


 


City Tour questions

 

  • Is that a big hill on top of the Mass Pike interchanges and railroad yards?

    Yes it is.

    In fact there are two hills shown - a big one just south of the River Street Bridge, above the Mass Pike and railroad yards, and a smaller hill just north of River Street.

    In the drawing, each of the contour lines is ten feet higher than its outboard neighboring contour line. The smaller hill might be solid. The larger hill would be at least partly hollow - on top of a strong concrete ceiling built above the railroad yards and Mass Pike interchanges, so that all the existing transportation systems would remain where they are.

    The hills as drawn are not very steep - their northeastern slopes are shallow enough that a person in a wheelchair could go straight up the hill. The hill design could of course be far more interesting.

    The hills are proposed for the following reasons:

    • Digging this tunnel would create millions of cubic yards of dirt. This is where the dirt goes.
    • The hills would mean that the new Harvard campuses upon them would be visually connected with Harvard Square. A pedestrian at the new campus would be able to see over the Business School to Harvard Yard, and perhaps feel more like part of the whole.
    • Similarly, the larger hill would mean that the new Harvard campus at its summit would be visually connected with Beacon Hill and the State House - the "University atop a Hill."
    • It can be expected that Harvard will be asked to either build or make available some of their Allston land for additional neighborhood housing. Hillside housing is particularly pleasant housing, since it can have views and breezes (examples: Beacon Hill, Bunker Hill, Corey Hill).

     

  • Some of the ideas in the City Tour are sketchy, especially in the park designs. Why?

    The landscape designs are deliberately diagrammatic. For instance, much of the new parkland should probably leave plenty of the existing road surfaces just as they are for play, but this drawing shows little winding paths in place of all removed auto roads. The idea was to make the basic intent clearer, since it might be harder for viewers of this website to imagine all the new parkland as auto-free if the drawing still showed existing roads where the new parks are.

    Consequently the landscape designs shouldn't really be considered "designs", but as visual symbols for parkland. They are diagrammatic. (Same for the tunnel design. See "Is such a tunnel technically feasible?" below. )

     

  • Does this plan interfere with the vehicular access of any retail businesses?

    This scheme will interfere with access to no retail business except Mahoney's Garden Center at the corner of Memorial Drive and Western Ave in Cambridge. The Mahoney's site is owned by Harvard, and will be shut down soon to make room for new Harvard facilities. In an agreement with the community (called Riverside), this is planned for development with non-retail uses including parkland and housing.

    If this scheme interferes with access to any retail business, it was an oversight. The only retail use that is even near a tunnel ramp is the first gas station on the north side of Fresh Pond Parkway, west of Larch Road. The drawing depicts non-interference, but western entrance to the tunnel would need to be carefully designed to retain all exiting vehicular access for this gas station.

     


     

  • Does this plan cut off any existing entrances/exits to the existing Storrow or Memorial Drives?

    Yes, as follows:

    • In Allston, a pair of existing surface parking lot entrances/exits would be removed from the west side of Soldiers Field Road just north of the Herter Center.
    • Two are removed from the eastbound side of Storrow Drive in Brighton - one exit to and one entrance from Boston University, just to the east of the B.U. Bridge, at University Road.
    • Access for eight streets is removed to and from Memorial Drive in Cambridge

      six between Western Avenue and John F. Kennedy Street:

      • Hingham Street,
      • Akron Street,
      • Flagg Street,
      • Copperwaithe Street,
      • De Wolfe Street, and
      • Plympton Street;

      and two between Kennedy and Mount Auburn Streets:

      • Ash Street and
      • Hawthorne Street.

    • (The drawing does show a narrow roadway remaining between and a little to the east of Ash Street and Hawthorne Street, to maintain the equivalent of the existing on-street parking at this location.)

      Some of the eight streets shown blocked to Memorial Drive could instead be given long entry ramps to the tunnel, if this were deemed preferable.

       

     

Tunnel Tour questions

 

  • Is such a tunnel technically feasible?

    Such deep-bore tunnels have been completed or are under construction in several European cities. Urban automobile tunnels have recently been built in:

    • Lyons, France – the East-West Tunnel

    • Marseilles, France – the Pardo-Carenage Tunnel

    • Baden-Baden, Germany – the Michaelstunnel

    • Brussels, Belgium

    and are currently planned, under construction, or already in use in several other cities in affluent, developed countries elsewhere.

    The 6-mile long Versailles Tunnel in Paris is a very good example, since it is a brand new, cylindrical, deep-bore, autos-only tunnel. The Automobile Association Limited of England describes the Versailles Tunnel as follows:

     


    Costs have been radically reduced by building the tunnel for light vehicles only. This means dual 3-lane carriageways can fit in a single bored tunnel…. The flexible boring machine used can cut through terrain from wet, sandy soil, to hard-packed extremely resilient lime. Unlike Boston's "Big Dig," some 90% of construction is underground at a depth making surface noise and vibration imperceptible. Lighting and other road features are designed for safety and comfort to woo motorists from the alternative…routes available.

     

    The first section of the Versailles Tunnel is scheduled for completion this year. It's cross-sectional shape is typically a 32-foot diameter cylinder.

    A relatively inexpensive deep-bore automobile tunnel would need to have that cross-sectional shape of a cylinder to minimize construction costs. It is important to emphasize that the tunnel system shown in the Tunnel Tour was definitely diagrammatic. It showed inbound and outbound lanes side-by-side, rather than stacked over and one another within a cylindrical tunnel, as they would actually be. The notion was to make the drawing have diagrammatic clarity, so the logical functioning of a tunnel system could be more easily understood.

    The Freshgate Tunnel would probably be a similar design to the Versailles Tunnel, and would also be only for light vehicles (cars, taxis, vans), as are all the existing Charles River parkways. An American version of such a tunnel would likely be somewhat larger to comfortably accommodate SUVs and small vans, and since I believe American highway lanes may tend to be wider than European ones. Of course, since the speed limit in this tunnel would probably at most be the current speed limit of the existing surface parkways (maximum 40 MPH) the tunnel lanes could perhaps be a little narrower than interstate lanes.

    Here is a cross-section of what the Freshgate Tunnel might typically look like:

    The Freshgate Tunnel would probably need to have a larger diameter in some sections where six lanes of traffic ("dual 3-lane carriageways") would be insufficient for rush hour. For instance, where the new tunnel would handle the traffic load of both Soldiers Field Road and Memorial Drive (from roughly just east of the Anderson Bridge to just west of the Western Avenue Bridge), it would need more lanes than six. But six lanes would probably be sufficient for about three quarters of the tunnel's length.

    Rather than build a larger diameter cylinder in the sections where six lanes would be insufficient for peak traffic volume, it may be less expensive to simply build two parallel tunnels of the same diameter as all the rest of the tunnel's length along this part of the route. That way the identically sized tunnel-drilling/tunnel-making machinery would be used throughout the entire construction enterprise, instead of needing an entire second set of equipment for a differently sized diameter section.


    Here is the business end of a tunnel boring machine.

     

  • Aside from cost, what are the downsides of tunnels? How about advantages?

    The website of The Automobile Association Limited of England has the following list of tunnel downsides:

    • Higher building costs and difficulties of cost control during construction

    • "cut and cover" tunnels can be disruptive during construction

    • good standards of daily operations required

    • ongoing operational costs

    • underground junctions difficult and potentially expensive

    • siting of portals and ventilation shafts needs to be carefully selected

     
    There are probably other disadvantages to urban tunnels not included on their list. Examples are safety issues - emergency vehicle access, fire protection, emergency egress, and perhaps claustrophobia issues for some motorists.

    Their website also has a list of advantages to tunnels. Here are a few of my favorites:

    • while vehicle emissions on surface streets flow straight into the air, harmful pollutants in tunnels can now be collected before ventilation and "scrubbed" near clean using new technologies
    • techniques of tunnel construction have made major advances in recent years - in some locations, tunneling can even be cheaper than surface constructions. Real costs are falling at around four per cent per annum
    • advanced countries around the globe, in town and country, are increasingly willing to pay the cost of retaining landscapes or reclaiming surface streets by moving strategic roads or major arteries underground at pinchpoints, sometimes over long lengths
    • the accident rate in tunnels worldwide is half that of inter-urban roads and even less than half in urban areas

     

     

  • Why doesn't this plan include burying Storrow Drive behind the Esplanade?

    If the section of Storrow Drive behind the Esplanade were ever buried, it would be a cut-and cover tunnel (similar to the existing tunneled section of Storrow Drive already buried to the north of Back Street between Arlington and Berkeley Street, in the Back Bay). That effort would be a different technology and venture than what is proposed here. The proposed Freshgate Tunnel would be a deep-bore tunnel. It could be built and opened with far less interference to existing traffic flows during construction than burying Storrow Drive behind the Esplanade would entail.

    Also, such a venture at the Esplanade would seem to be beyond the purview of Harvard University – the proposed funding source of the deep-bore tunnel in this vision. Burying the existing roadway between the Esplanade and the Back Bay may be a good idea, but it is not the purpose of this website to advance it.

     

  • Shouldn't this proposal also include public transportation ideas along with an automobile tunnel?

    Public transportation improvements definitely ought to be included in the mix of ideas to consider. Here are just two of many public transportation schemes worth pondering:

    • A larger diameter tunnel with sufficient room for a third level for light rail vehicles.

      For instance, the Green Line could have yet another western leg, beginning beneath Charlesgate (just to the east of Kenmore Square), and running within and beyond the Freshgate Tunnel all the way to the Red Line's Alewife Station in west Cambridge, about ˝ mile from Fresh Pond.

      Here is a cross-section of what the tunnel might look like if a Green Line extension were included:

      This Green Line extension would have intermediate stations along the Freshgate Tunnel route - perhaps at MIT, at Western Ave, at North Harvard Street, at Mount Auburn Hospital, or at Fresh Pond.

    • A new, mini surface system of public transportation along some of the routes where parkways have been removed.

      One of Harvard University's Allston Initiative Progress Reports described such a mini-bus transportation system called the SMRTram. Here is what the SMRTram looks like:

      A unique feature of the SMRTram is that the mini-busses run on a single narrow roadway in both directions. The mini-busses cross each other only at the stations. This narrowness of both the busses and the roadway makes SMRTrams relatively unobtrusive.

      A SMRTram system could run along the entire route where Storrow Drive has been turned to parkland - from Soldiers Field to Charlesgate. The SMRTram system would provide easier public access to the new parklands where the roadway had been (important for people with disabilities, the elderly, etc.) Also, for commuters and motorists who would miss the pleasant views along Storrow Drive, a SMRTram would provide an even more pleasant and safer means of transportation along the banks of the Charles River Basin.

    Here is another resource for public transportation options along the Charles River: Ed Nilsson, of Nillson+Siden Associates, has developed a visionary scheme for the Charles River that proposes extension of the Blue Line along the Charles. (For a link to a website showing this vision, click HERE).

     

  • Wouldn't the construction process mess up traffic?

    In this vision, the entire deep-bore tunnel (and all of its entry ramps that are either deep-bore ramps or in places where traffic would be unaffected) would be totally completed before any work to change existing roads even begins. Traffic problems would be incurred only during construction of the top ends of the new ramps and interchanges. All the rest would already be completed. Still, the construction process would definitely mess up traffic for a while, but not as badly as the Big Dig has.

     

General Finance questions

 

  • Who would pay for the parks?

    Given that Harvard University would likely have more control of the design of certain parklands if it financed them, Harvard might be eager to pay for some of them - notably the new parkland that is essentially the front lawn of the new Harvard campuses in Allston.

    At other locations maybe there would be no immediate need for new park construction, so nobody would have to pay initially. Perhaps other institutions or groups would want to pay for certain parts. For instance:

    • Perhaps the former Memorial Drive would simply become a year-round Riverbend Park, and there would be no need to change anything about the existing roadway construction.
    • Perhaps Boston University would pay for whatever happened on the land right before their main campus where Storrow Drive is now(from east of the B. U. Bridge, past Marsh Chapel, to Charlesgate)
    • Perhaps MIT would pay for the entrance ramps shown at Vassar Street.
    • Perhaps the abutters of the new parkland on Fresh Pond Parkway and Lowell Park in Cambridge would want to play a role in financing those parts of the parkland improvements.
    • Perhaps The Cambridge Homes, Mount Auburn Hospital, Buckingham Brown & Nichols, the Shady Hill School, Mount Auburn Cemetery or residents of Coolidge Hill would want to help finance the expansion of parkland at the eastern end of Fresh Pond Parkway, and to the west of the Eliot Bridge.

     

Tunnel Finance questions

 

  • Who would pay for construction of the tunnel?

    In this vision, Harvard would be the sole financier of this tunnel.   In the short-run, the "Big Dig" has exhausted local, state, and national resources for tunnel building in greater Boston. Harvard could marshal the resources to finance such a venture.

    The suggestion that Harvard be the financier might be considered presumptuous or inappropriate, but no offense to Harvard is intended. It is important to emphasize here that this is only one of any number of tunnel finance schemes that could be proposed. The suggestion that Harvard finance the tunnel may not be welcome in some quarters, but it is made in good faith.

     

  • Why would Harvard pay for it?

    Grand institutions do grand deeds.

    Also, Harvard would be the primary beneficiary of such a tunnel:

    • The public parkland would make the new Harvard campuses more unified with Harvard Yard. (Also the Medical School would be more connected to the whole by way of the Emerald Necklace or by the vaguely suggested "Emerald Choker").
    • The edges of the property that Harvard now owns have over 16,000 linear feet (over 3 miles) abutting the Charles River banks. In this drawing, every linear foot of their abutting property would gain direct access to the Charles River banks.

     

  • How would Harvard pay for it?

    Harvard's most recent capital campaign ended in 1999, yielding $2. 6 billion. Their new vice president for alumni affairs and development recently said that she expects to begin a much larger capital campaign in the middle of this decade - largely to finance the Allston Initiative. Harvard could set an even higher goal for this capital campaign to include financing of this tunnel.

     

  • Why is there any chance that Harvard would even consider paying for it?

    Harvard has a history of proposing and financing bridge and tunnel construction to make their campus work well for people who are not in automobiles. The Weeks Footbridge was built over the Charles River in the first half of the 20th century, entirely at Harvard's expense.

    In the last half-century Harvard has endeavored three times to build bridges or tunnels in and around their Harvard Square campus:

    • Once with success in the late 1960's - the Broadway & Cambridge Street automobile underpass, which made the wide pedestrian mall between Harvard Yard and the Science Center possible.
    • Twice with failure more recently - a pedestrian bridge over Broadway between the Fogg and Sackler Museums, and a tunnel beneath Cambridge Street between the two proposed Center for Government and International Studies (CGIS) buildings.

    In the two instances where Harvard failed, community opposition to the construction prevailed. In both instances the proposed bridge or tunnel was for the private use of Harvard. (In this website's proposal the tunnel and the land made auto-free would all be for public use - just like the pedestrian mall, the Cambridge Street underpass, and the Weeks Footbridge.)

    Harvard paid all construction costs for the 1966 Cambridge Street underpass, and upon completion deeded it to the City of Cambridge. The work cost $19.3 million in today's dollars ($3. 4 million in 1966 dollars), but Harvard owns neither the underpass, the land, nor the mall. All are publicly owned and intended for public use. Harvard University was the sole source of all financing.

    In proposing this construction to the City of Cambridge in 1965, Harvard's representative, L. Gard Wiggins, noted that the mutual benefits for the city and for Harvard "are clearly evident." With the city's consent, Harvard deeded 23,660 square feet of land to the city, hired the contractor, oversaw the construction, and to this day performs all maintenance on the pedestrian mall. (The city maintains the automobile underpass. )

    Similarly, the mutual benefits of this vision of the Charles River's future, both for the public and for Harvard University, are clearly evident.

     

  • Does Harvard take over any public property?

    This drawing does show some places where Harvard might be allowed to build above streets owned by the City of Boston, most notably above the proposed cut-and cover tunnel of North Harvard Street in Allston between Harvard Business School and their athletic area, but also above parts of Western Ave and Cambridge Street in Allston.

    Otherwise, in this drawing there is one and only one area where it is suggested that Harvard be given a very long-term lease of public parkland: only upon the public land that is presently the roadway intersection along the north end of the Soldiers Field (not any of the existing pedestrian land there).

    The notion here is that Harvard may feel these two particular parcels of land - atop the north end of North Harvard Street, and at the north end of Soldiers Field - are exceptionally desirable for their campus expansion (for instance additional undergraduate campus) because both are especially near Harvard Square. Harvard may be willing to consider undertaking many projects for the public benefit in exchange for permission to build new campuses in these locations.

    Soldiers Field Road between the Herter Center/William E. Smith Playground, the Anderson Bridge and the Eliot Bridge is a special condition of this drawing. The campus shown on the drawing keeps all new buildings behind the edge of the present roadway, so that no land presently for non auto use is lost - only land that is presently used as road way and median strips.

    Harvard would be permitted to build a new campus on this land only after making formal agreements with the public sector like the following:

    • All lawns and paths would be public ways. The public can sunbathe, picnic, play Frisbee, have pets, take a nap, and just be there.
    • Harvard would either finance the maintenance or simply maintain this part of the public park system.
    • Harvard would relocate at least one of their museums there - for instance the Peabody and Natural History Museums with glass flowers and dinosaurs - and would make this relocated museum free to the public.
    • Harvard would build a performance area there, with a certain minimum number of free public performances annually.
    • Harvard would build an addition to their library system there, and it would be open to the public. (Presently, while MIT's libraries are open to the public, Harvard's are not.)
    • Harvard would build and maintain community tutoring facilities and programs there, perhaps run with the Phillips Brooks house and other local non-profits. The programs might also be for mentoring or counseling neighborhood people. Parts of Harvard's Extension School could also be relocated there.
    • The drawing shows underground access to an enormous underground parking lot beneath the Harvard athletic fields and this proposed new campus. Harvard would make a significant part of this parking lot free for the public and provide free shuttle-van service to surrounding places. (Incidentally, this underground parking lot also provides all vehicular services to the buildings above.)
    • Harvard would maintain a reasonably priced, publicly accessible food-court in one of their new buildings, and of course a coffee shop (with comfortable seats and internet access).
    • However possible, Harvard would make this part of their campus particularly welcoming of the public and would participate in a public yearly review with the public of how they were doing.

    On the other hand, if Harvard wanted to build one or two new undergraduate Houses in this area, perhaps fenced enclosures of up to two smaller quadrangles could be negotiated. (Harvard's undergraduate Houses in Cambridge are often organized around an enclosed yard: There are two pairs of buildings shown on the drawing that would lend themselves to this possibility - both just to the west of the large central lawn that is aligned with Longfellow Park in Cambridge (aligned with the western one of the two new pedestrian bridges shown across the Charles).

    Further, Harvard currently owns almost enough land between four existing athletic buildings (Blodgett, Briggs, Dillon, and Palmer-Dixon) and Soldiers Field Road to comfortably build several residential or academic buildings there. But the new buildings would be unpleasant without Soldiers Field Road being removed. Two of the existing athletic buildings have no windows facing the Charles, and only one – the Dillon Field House – is a pleasant sight from the Cambridge side. This is an obvious place for additional campus buildings. Diagrammatic building outlines were shown at this location in the drawing.

    In total the drawing shows the potential for 30 new campus buildings between the Eliot Bridge and the Business School, either academic or housing, totaling a little over 1. 5 million square feet, if the average building were four stories high with one basement level.

     

  • Are there any other things required of Harvard?

    This is only one vision of many.

    If Harvard's leaders were eager to build this tunnel they might be willing to make certain other concessions. They might agree to a very long moratorium on new construction and land acquisition in parts of Cambridge, Allston, Brighton and around the Medical School. Harvard has faced the specter of such restrictions, has even proposed building moratoriums in parts of Cambridge, and has already entered into agreements to limit their growth for specified time lengths in parts of Cambridge. (For instance in a recent agreement between Harvard and the Riverside neighborhood of Cambridge, Harvard agreed to growth limits in that neighborhood for the next 25 years. Harvard has also just made a similar agreement with the Agassiz neighborhood of Cambridge.)

    There may be other things that the Commonwealth of Massachusetts, cities, non-profits, or neighborhoods in Cambridge or Boston might request. One obvious example: Harvard University already makes annual payments to both the City of Boston and the City of Cambridge; each is called a "Payment in Lieu of Taxes" (PILOT for short). The amount of their PILOT payment could of course be renegotiated, but there may be more important things to request.

     

  • How much might a tunnel like this cost?

    Difficult question. Since the initial cost estimates of the Big Dig proved to be off by a factor of four, who would trust anyone's estimate of this? Still, if the tunnel costs $1 million per foot then the whole thing might cost over $17 billion. If the tunnel costs $1 million per yard then the total cost would be over $5 billion, and if the per yard cost were $333,333 , then the final bill might be $1.7 billion. The higher figure seems more likely.

     


Website questions:

 

  • Who is proposing this idea?

    All work on this project was done by volunteers without compensation. A small group developed the ideas, prepared the drawings, text and graphics, and built the website. The group includes people who studied architecture, urban design, planning, public administration, fine arts, film making, and computer programming. Some of us reside around greater Boston, others are further afield: One lives in Brooklyn, New York, beside Frederic Law Olmstead's Prospect Park; another lives in Hamburg, Germany, near the Alster Basin (a forerunner of the Charles River Basin).

     

  • Why do this project?

    Renewal of civic vision is the goal of this website. This project was inspired by Karl Haglund's recently published book entitled "Inventing the Charles River" (with foreword by Renata von Tscharner, published in cooperation with the Charles River Conservancy, 2003 MIT Press), which chronicles a history of realized and unrealized urban visions for the Charles River Basin and its surrounds.

    The introduction to this book ends with the following paragraph:

    "In the history of America's cities, the invention of the basin is an uncommon and remarkable landmark. The place of the Charles in the city of the twenty-first century will depend on a renewal of the civic vision that created this extraordinary legacy."

    Civic vision may arise from large institutions, from professionals, and from community processes, but the most resonant civic visions arise from discourse between all these interests. While this website is not the product of a community process, we hope it helps stimulate the vision communities need if broad, unifying civic visions are to mature.

    Here are several rephrased questions from the introduction to Inventing the Charles River:

    • In the invention of the Charles River, who will propound the visions of the river's future?
    • How will these visions be shared?
    • What of new schemes might be realized?
    • How might events of the twenty-first century change Greater Bostonians' view of the public realm?"

     

  • Why make this website now?

    The time is ripe. Harvard University has recently taken several large strides in a long-range planning and development process for Allston and Brighton. Their process, named the Allston Initiative, advanced in earnest on November 21, 2003 with a speech by President Lawrence H. Summers. Here is a link to that speech.

    Harvard University made four faculty committee Allston Initiative reports available to the public in May 2004, and in June 2004, announced the names of the design firms hired to do master planning for Allston Initiative. HERE is a link to the faculty reports. HERE is a link to the press release of design firms hired.

    A public process of long-range planning or vision-development for urban areas around the Charles River Basin should really be going on concurrently with Harvard's process. Since Harvard's process has begun, it is time for discussion of public visions to begin too. These two processes of vision development could and should have enormous influence on one another.

     

  • Who has seen this drawing?

    Access to this website was restricted for several months to community organizations, neighborhood groups, community development corporations in Allston, Brighton Cambridge, and Fenway, and a few authors of books about the Charles River Basin. Some non-profit organizations - such as the Charles River Conservancy, the Charles River Watershed Association, and the People for Riverbend Park Trust - also had access to the site.

    The groups listed above had time to review, digest, and discuss this vision, and similar visions that this one may have helped bring to light. Until this website it was opened for all, in September 2004, no public sector groups, planning departments, agencies, city, state or federal offices, no one from the media, and no one from any schools, hospitals, or universities had access.

    Since the ideas in this website originated entirely outside of large institutions, they may be more likely to help spawn open public discussion. Vigorous, expanding civic discourse preceding engagement with entities of power and resources may strengthen potential alliances between communities and those entities, conducive to bringing such visions to reality. If this vision broadens and hones the discussion that Harvard University will have with many interest groups in the near future, then this website will have served one of its main purposes.

     

  • How accurate is this drawing?

    The drawing is not 100% accurate, but it is accurate enough for the purpose of sharing this vision. It was drawn from scratch on AutoCAD LT. It began as a tracing over an aerial photograph. While roads, bridges and the river are more accurately drawn, the locations of existing buildings are only roughly accurate.

     

  • Where did this idea come from?

    Much of the vision just grew as we drew.

    Aside from the aforementioned book, Inventing the Charles River, important sources of inspiration were the examples of two people with civic vision:

    • Isabella Halsted's vision for Riverbend Park.
    • Steve Kaiser's efforts to see his vision considered for the new Charles River Crossing of the 'Big Dig' (he called it the All-Tunnel Plan) as an alternative to the highway interchange that has been built at the "lost half mile" just below the Green Line Viaduct over the New Charles River Basin.

     

    Several people were instrumental with the text and images, most notably Ghanda DiFiglia, David Langton, Max Hall, and Judith Zinker. The drawing was made by Christopher Schniewind Weller, as was the initial draft of the text, and the initial concept.

    This website was designed and built entirely by David Langton. If the vision presented here is understandable, it is because of David's tenacious effort, skill, and patience.

    Both Andy Towl and Renata von Tscharner proposed vital revisions to the concept and presentation. Werburg Doerr and Andy Towl were centrally important through their early and steadfast encouragement.

    If you have questions, comments, or especially if you would like to help, feel free to contact us: ideas@freshgatetunnel.net

     

     

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