15
1
10
A66 reconmstruction - before and 'after attitude survey
mixed material
TRRL
1974
NCHRP 148. Roadside safety improvement programs on freeways; a cost-effectiveness priority approach
Glennonn, John C.
Primary Author
mixed material
TRB
1974
Roadway delineation systems
HRB
Primary Author
mixed material
HRB
1972
The value of time savings from road improvements:
a study in Kenya
Howe, J.D.G.
Primary Author
mixed material
TRRL
1971
Freeway Widening Project Linkou - Yang Mei Section
Chow, Chang Tsung
Primary Author
mixed material
s.n.
1982
Economic Prioritisation of Road Improvements :
A Case Study from India
Allan, Ronald R.
Primary Author
mixed material
s.n.
1998
Motorway Widening
Carman, G. H.
Primary Author
mixed material
s.n.
1998
Another attempt at evaluating urban road improvements
Lee, R.E.
Primary Author
mixed material
ARRB
1972
Proposal for small-scale road improvements based on survey statistics on traffic accidents
Oka, S.
Primary Author
mixed material
IRF
1977
Strategic highway research program pothole repair materials and procedures
Wilson, Thomas P.
Primary Author
mixed material
TRB
1993