OR-Library is a collection of test data sets for a variety of OR problems.
A full list of the test data sets available in OR-Library can be found here.
There is currently 1 data file
These test problems are solved in Jesus Gonzalez Feliu, Guido Perboli, Roberto Tadei and Daniele Vigo, "The Two-Echelon Vehicle Routing Problem", submitted to Transportation Science (1st review).
The test problems are organized in four sets, each are in a different directory. Each directory contains a txt file describing the instance file format, the test files and a table in pdf giving the best results for each instance.
These files have been contributed by Guido Perboli, firstname.lastname@example.org
The single winra file that contains these test problems (vrp2e.rar) is of size 150Kb (approximately).
Please note that the original file containing these instances was replaced in February 2008 by a new file (due to some mistakes in the original file).
Click here to access the file