[sustran] Re: Is TDM avoid or shift?

[Ashok Datar]

this has been a clear and simple articulation . I dont see any conflict
between shift and avoid . we need both and as much and as early as possible
hence we should call it shift and/or avoid agenda with varying focus on
local conditions
ashok datar


On Wed, Oct 30, 2013 at 6:18 AM, Lloyd Wright <lwright at vivacities.org>wrote:

> Dear Carlos,
>
> As you see from the discussion, the answer in part depends on how one
> defines TDM.
>
> However, if one confined the discussion to interventions that are most
> typically associated with TDM (e.g. congestion charging, parking fees,
> parking management, vehicle quotas, license plate restrictions, etc.), then
> I would suggest the predominate impact is shift (at least in the short and
> medium term).  Of course, there can also be some "avoid" impact in the long
> term.
>
> For example, if a city imposes a parking levy, then the most likely short
> and medium term outcome would be a change in travel behavior in terms of
> mode choice.  A person is more likely to shift to another mode rather than
> giving up going to work or school altogether (e.g. shifting from driving to
> public transport).  In the longer term, though, it is possible that the
> person will make a locational change which reduces the distance traveled
> (e.g. moving closer to work or school), which would represent "avoid".
>  This
> would also result in a "shift" since the new location may allow the person
> to shift to walking.
>
> Best regards,
>
> Lloyd
>
> -----Original Message-----
> From: sustran-discuss-bounces+lwright=vivacities.org at list.jca.apc.org
> [mailto:sustran-discuss-bounces+lwright=vivacities.org at list.jca.apc.org]
> On
> Behalf Of Carlosfelipe Pardo
> Sent: 29 October 2013 22:44
> To: Global 'South' Sustainable Transport
> Subject: [sustran] Is TDM avoid or shift?
>
> Ok, probably this has been discussed before, but I'd like to pose the
> question to see people's views:
>
> Under the ASI (avoid shift improve) approach, is TDM avoid or shift? Or
> both?
>
> Happy to hear everyone's views. I say shift!
>
> Carlos.
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> equitable and sustainable transport with a focus on developing countries
> (the 'Global South').
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-- 
Ashok R. Datar
Mumbai Environmental Social Network (MESN) &
 Mumbai Transport Forum (MTF)
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