No it can't. I learned the hard way. Got caught at the toll both. No New York tunnels or the Baltimore tunnels. Many ferries restrict or make you secure the valve. Chesapeake bridge tunnel will inspect that it is turned off.

Dennis,
From my phone.
________________________________
From: Larry Alofs<mailto:lalofs@GMAIL.COM>
Sent: ‎11/‎11/‎2013 9:39 AM
To: vanagon@GERRY.VANAGON.COM<mailto:vanagon@GERRY.VANAGON.COM>
Subject: Re: Eurovan propane tank

So, a Westy can't legally go thru the Lincoln Tunnel?

On Mon, Nov 11, 2013 at 1:55 AM, Dennis Haynes <d23haynes57@hotmail.com>wrote:

> Before you add propone consider your travels. No more tunnels! As this is a
> new installation you should also add flammable gas detector and CO alarm.
> The piping methods and any appliance have to be listed for the application.
> For us that means "suitable for use in a recreational vehicle".  I don't
> think the 3" clearance is much of an issue for the Vanagon. I have seen a
> few damaged tanks on the Eurovan though from road damage.
>
> Dennis
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
> Harry Hoffman
> Sent: Sunday, November 10, 2013 7:36 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Eurovan propane tank
>
> Hi All,
>
> I'm kicking around the idea of adding a propane tank to my vanagon
> (non-westy).
>
> GoWesty is selling the Eurovan tank (5.9G instead of 3.3) with a loss of 3"
> ground clearance.
>
> They are also selling it for $50 less then usual for November.
>
> Anyone installed one of those and can talk about what the loss of 3"
> means for practical purposes?
>
> Cheers,
> Harry
>