Note that neither the code numbers nor the code letters have been assigned to the laboratories in the order that they appear in the following tables.
Table 1. Non-French participants
| Laboratory | Post code |
|---|
| BVFA Arsenal | Austria 1030 |
| MAPAG | Austria 2352 |
| OREX | Belgium 1050 |
| Centre de Recherches Routières | Belgium 1200 |
| Danish Road Institute | Denmark 4000 |
| Finnish National Road Administration | Finland 00521 |
| Technical Research Centre of Finland | Finland 02151 |
| BASt | Germany 51427 |
| Nordlabor Gmbh für Bautechnische Prüfungen | Germany 25421 |
| Öffentliche Baustoffprüfstelle an der Fachhochschule Konstanz | Germany 78462 |
| Amtliche Prüfstelle für Baustoffe an der FH Rheinland-Pfalz, Abteilung Koblenz | Germany 56075 |
| Amtliche Materialprüfanstalt für Steine und Erden | Germany 38678 |
| KOAC-Vught | Netherlands 5262 |
| Statens Veglaboratorium | Norway 604 |
| EUAT Departamento Construcciones SA | Spain 18001 |
| CEMEX | Spain 28006 |
| LOEMCO | Spain 28003 |
| Ballast, Kulla | Sweden 90591 |
| Skanska | Sweden 74650 |
| Swedish National Testing and Research Institute | Sweden 50115 |
| Statens Vög-Och Trafikinstitut | Sweden 58195 |
| Ecole Polytechnique Fédérale de Lausanne - LAVOC | Switzerland 1015 |
| ECC Quarries Ltd | UK EX5 2HB |
| Tarmac Quarry Products Ltd | UK WV4 6JP |