Create a class in your OSM extract for the collapsed bridges. Compile two different OSRM profiles - one that avoids class 'bridge-collapsed' and one that doesn't.
On Tue, Oct 29, 2019 at 7:27 AM ANDRES ABARCA <[email protected]> wrote: > Hi Nikhil, > > Thanks for the response! I was checking the car.lua and I will keep > looking into it, but I think this would work for a generalized restriction. > But I don't want to exclude all bridges, I want to exclude some specific > ones (detected as collapsed). > > Best regards, > > Andres > > Il giorno mar 29 ott 2019 alle ore 12:14 Nikhil VJ <[email protected]> > ha scritto: > >> Hi Andres, >> >> Instead of trying to actually remove the bridge data, why not instruct >> (your own instance of) OSRM to avoid bridges when reading the OSM data? >> >> Take a look at >> https://github.com/Project-OSRM/osrm-backend/blob/master/profiles/foot.lua >> >> I don't know right now about bridges, but I was able to enable pedestrian >> routing over trunk roads by tinkering around in this file and then building >> and running OSRM. >> >> -- >> Cheers, >> Nikhil VJ >> https://nikhilvj.co.in >> >> >> On Tue, Oct 29, 2019 at 4:03 PM ANDRES ABARCA <[email protected]> >> wrote: >> >>> Thank you for your response! >>> >>> I'm still inclining to use OSRM directly. Do you know if it would be >>> possible to exclude bridges from the analysis if I use one of the >>> Docker images? >>> >>> Also, in general, how would I proceed about removing a bridge? Should I >>> (temporarily) remove it from the road data? Or could I query it out? >>> >>> Thanks for the help!! >>> >>> Best regards, >>> >>> Andres >>> >>> Il giorno ven 25 ott 2019 alle ore 14:16 Steven M. Ottens < >>> [email protected]> ha scritto: >>> >>>> Hi Andres, >>>> >>>> The public web service doesn't allow for exclusion of roads/bridges. If >>>> you setup your own copy of OSRM you obviously do have the freedom to >>>> exclude anything. >>>> >>>> Alternatively you could look into Rural Accessibility Map. An >>>> application on top of OSRM developed for the Worldbank which is used to >>>> calculate the impact of road improvements on the accessibility of a region. >>>> You can use it to other way around as well: Calculate the impact of a >>>> bridge collapse. >>>> >>>> http://rah.surge.sh/about+ >>>> >>>> https://github.com/WorldBank-Transport/ram-backend >>>> >>>> Cheers >>>> >>>> Steven >>>> On 25-10-2019 12:31, ANDRES ABARCA wrote: >>>> >>>> Hi! I'm a PhD student at IUSS Pavia doing research on the impact of >>>> bridge collapse. >>>> >>>> I want to use the OSRM public web server to calculate a duration matrix >>>> using the Table Service. How can I exclude a specific bridge (or several) >>>> from the query? >>>> >>>> We use OSM information, so we do have the OSM id numbers for the >>>> bridges we would be excluding. >>>> >>>> Thanks for any assistance you can provide. >>>> >>>> Best regards, >>>> >>>> Andres Abarca >>>> PhD Student >>>> IUSS Pavia >>>> >>>> _______________________________________________ >>>> OSRM-talk mailing >>>> [email protected]https://lists.openstreetmap.org/listinfo/osrm-talk >>>> >>>> _______________________________________________ >>>> OSRM-talk mailing list >>>> [email protected] >>>> https://lists.openstreetmap.org/listinfo/osrm-talk >>>> >>> _______________________________________________ >>> OSRM-talk mailing list >>> [email protected] >>> https://lists.openstreetmap.org/listinfo/osrm-talk >>> >> _______________________________________________ >> OSRM-talk mailing list >> [email protected] >> https://lists.openstreetmap.org/listinfo/osrm-talk >> > _______________________________________________ > OSRM-talk mailing list > [email protected] > https://lists.openstreetmap.org/listinfo/osrm-talk > -- *Jason Dalton* President, CEO Azimuth1, LLC 703-618-8866 [email protected] www.azimuth1.com https://www.linkedin.com/in/jasondalton/
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