Should you need the services of a Jump Bridge (JB) it can sometimes be confusing to find them and make sense of the map that was seemingly created using Chaos Theory, but now this web site may have the answer.
Try this http://routewithjb.appspot.com
It worked for me and it just might work for you.
* Don't forget you enter the POS force field password to access the Jump Bridge by right clicking on your own ships capacitor display and then choosing the Forcefield Password option. You do not click on the POS itself.
** If I'd remembered the above it would have saved me "some time"