(Brent P) wrote:

>In article >, James H. Hood wrote:
>>
>> Brent P > wrote in message
>> ...
>>> In article >, Magnulus wrote:
>>> > Collision at 75 vs. 55 mph has alot more energy behind it= a higher
>> risk
>>> > of injury/death. Much higher.
>>>
>>> Only IN a crash. However, the higher speed limit when more appropiate for
>>> the road will PREVENT the crashes in the first place.
>>
>> Which explains why there are more crashes on a highway than on my street
>> where the limit is twenty, right?
>
>Look at the values for interstates vs. surface streets.

Apples vs oranges and you know it. There are a LOT of differences
between surface streets and interstates besides the design and posted
speed limits.

>> This persistent notion that crashes are caused largely by different speeds
>> is absurd.
>
>No such claim was made.
>
>However, underposted speed limits have been shown to be safety negative.
>
A convenient whipping boy by those who wish to drive at unlimited
speeds.

John Lansford, PE
--
The unofficial I-26 Construction Webpage:
http://users.vnet.net/lansford/a10/