Supplementary report - Transport and Road Research Laboratory - Crowthorne, Berkshire, Overseas Unit, Transport and Road Research Laboratory. - v. ill. 30 cm. Description based on print version record. eContent provider-neutral record in process. ISSN: 0305-1315 Subjects--Topical Terms: Highway research--Great Britain.MCETransportation--Research--Great Britain. Dewey Class. No.: 625.85 / HIT