Re: Implications of ICE crash

[pblair@email.dot.gov.au (Paul Blair)]

Did it have a central pier? One TV graphic showed an arch, with
abutments well back from the track. It was the act of one carriage
climbing high to hit the centre of the span, it seems. 

Paul Blair

On Tue, 9 Jun 1998 09:33:31, b.backway@trl.telstra.com.au (Bob
Backway) wrote:

>In article Bill writes:
>...
>>Another aspect that surprises me is that the bridge apparently collapsed so
>>easily. There were many postings on the Granville accident recently, so I know
>>it is still widely remembered. I thought railway civil engineers everywhere
>>recognised, as a result of Granville, that central overbridge piers alongside
>>high speed tracks should be "hardened" or protected to reduce the likelihood of
>>collapse if struck by derailed trains.
>...
>Wouldn't it be best to protect the bridge AND the passengers? I was surprised 
>that any brigde over a 200kph rail line would have any central piers at all. 
>The average freeway overpass today spans a double track width easily without 
>any great engineering feats.
>
>Bob
>Bob Backway                        *     Email: b.backway@trl.telstra.com.au
>Telstra Research Laboratories   *    *   Phone: +61 3 9253 6359
>770 Blackburn Rd Clayton 3168      +     FAX:   +61 3 9253 6362
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-----------------------------------------------------
Paul Blair
pblair@email.dot.gov.au  or
pblair@pcug.org.au