Transport Research Laboratory

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

Crowthorne House
Nine Mile Ride
Wokingham
TRL
UK

Website: http://www.trl.co.uk/
Email: enquiries@trl.co.uk
Tel: 01344 773131

Documents by this publisher

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Series details	Title	Year	Status
Laboratory Report LR 275	Use of gravel tarmacadam bases in heavily trafficked roads	1969	Current
Laboratory Report LR 279	Roadmaking materials and pavement design in tropical and sub tropical countries	1969	Withdrawn
Laboratory Report LR 299	Specification of concrete strength: part 1. statistical implications of some current specifications and codes of practice	1970	Current
Laboratory Report LR 300	Specification of concrete strength: part 2. distribution of strength of concrete for structures in current practice	1970	Withdrawn
Laboratory Report LR 305	Use of modified tars in tarmacadam wearing course	1970	Withdrawn
Laboratory Report LR 309	Settlement behind bridge abutments: performance of a silty clay fill in an approach embankment on the M4 motorway	1970	Withdrawn
Laboratory Report LR 310	Settlement behind bridge abutments: performance of a uniformly-graded sand fill in an approach embankment on the M4 motorway	1970	Withdrawn
Laboratory Report LR 311	Settlement behind bridge abutments: performance of a stony-clay fill in an approach embankment to an overbridge on the M4 motorway	1970	Current
Laboratory Report LR 321	Analysis of curved multi-span orthotropic bridge decks	1970	Current
Laboratory Report LR 328	Use of cement-stabilized chalk in road construction	1970	Current
Laboratory Report LR 334	Influence of materials and mix design on the skid resistance value and texture depth of concrete	1970	Current
Laboratory Report LR 346	Selection of materials for sub surface drains	1970	Current
Laboratory Report LR 350	Synthetic aggregates of high resistance to polishing: Part 1 - gritty aggregates	1970	Withdrawn
Laboratory Report LR 351	Establishment and maintenance of roadside vegetation: a review of the methods available	1970	Current
Laboratory Report LR 363	Air-entrained concretes: a survey of factors affecting air content and a study of concrete workability	1970	Current
Laboratory Report LR 366	Report to the Marshall Committee on the organisation and standards of highway maintenance	1971	Current
Laboratory Report LR 367	Marshall Committee's recommendations for standards of highway maintenance and for a maintenance rating system	1970	Current
Laboratory Report LR 379	Investigation of cracking in soil-cement road bases for roads	1971	Withdrawn
Laboratory Report LR 382	Notes on bridge bearings	1971	Withdrawn
Laboratory Report LR 419	Embankments constructed on soft foundations: settlement study at Avonmouth	1971	Current

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