On Wed, 24 Sep 2008 09:15:10 +0100, "Brimstone"
 wrote:

>Doug wrote:
>
>> Well, Pike, one possibility is all that mixed glass we are told to
>> recycle but which is crushed instead to make roads. They could halt
>> all perpetual roadbuilding for a while and divert the rocks etc to the
>> Thames instead and use barges.
>
>How do you put the stone into barges when the quarry is several miles inland 
>with no canal or river access? 
>
Large Trebuchet.    Make it a very large one, forget the barges and
just hurl London bit by bit down the estuary.

G.harman

damduck-egg@yahoo.co.uk wrote:
> On Wed, 24 Sep 2008 09:15:10 +0100, "Brimstone"
>  wrote:
>
>> Doug wrote:
>>
>>> Well, Pike, one possibility is all that mixed glass we are told to
>>> recycle but which is crushed instead to make roads. They could halt
>>> all perpetual roadbuilding for a while and divert the rocks etc to
>>> the Thames instead and use barges.
>>
>> How do you put the stone into barges when the quarry is several
>> miles inland with no canal or river access?
>>
> Large Trebuchet.    Make it a very large one, forget the barges and
> just hurl London bit by bit down the estuary.
>
LOL Like it.