Transport Research Laboratory

The Transport Research Laboratory (TRL) is an internationally recognised organisation providing research, consultancy, testing and certification for all aspects of transport.

Website: http://www.trl.co.uk/
Email: enquiries@trl.co.uk

Documents by this publisher

Series details	Title	Year	Status
Project Report PPR002	Kent quiet lanes scheme	2004	Current
Project Report PPR003	Norfolk quiet lanes scheme	2004	Withdrawn
Project Report PPR004	Impact of road humps on vehicles and their occupants	2004	Current
Project Report PPR007	Traffic calming on bus routes - assessment of speed cushions on Moredunvale Road, Edinburgh	2004	Withdrawn
Project Report PPR012	Design guide for pavements incorporating slag bound mixtures (SBM)	2004	Current
Project Report PPR016	Users' guide for a simple performance indicator for traffic signals. Issue 2	2004	Current
Project Report PPR021	Measurement of the acoustic performance of road surfaces	2004	Current
Project Report PPR026	Accident analysis on rural roads - a technical guide	2004	Current
Project Report PPR035	Traffic signal controlled pedestrian crossings on high-speed roads	2006	Current
Project Report PPR046	Noise barrier review	2005	Current
Project Report PPR047	Traffic noise reduction toolkit	2005	Current
Project Report PPR053	Strengthening of concrete structures using near surface mounted FRP reinforcement	2006	Current
Project Report PPR060	Early life skid resistance of asphalt surfaces	2005	Current
Project Report PPR066	Pavement wear factors	2006	Current
Project Report PPR073	Friction tests on contaminated road surfaces	2006	Current
Project Report PPR074	TTS research - crack detection on local roads - phase 1	2005	Current
Project Report PPR080	Tyre bales in construction	2006	Current
Project Report PPR082	Study of water movement in road pavements	2006	Current
Project Report PPR084	Edge deterioration on local roads	2006	Current
Project Report PPR087	Pedestrian and vehicular detectors for traffic management and control	2006	Current