WARNING SIGNS AND DEVICES FOR ORDINARY HAZARDS, SAFE SPEED SIGNS, ETC.
IOWA PRACTICES IN PLACING SIGNS ARE DESCRIBED INFORMALLY IN LIGHT OF SAFETY AND PLANNING.
- Rept No 4, 2 PP
Highway Research Board/Rural Traffic Problems
, United States
- Price, W O
- Publication Date: 1939
- Rural Traffic Problems
- Publisher: Highway Research Board
- TRT Terms: Road markings; Rural areas; Safety; Traffic signs; Warning signs; Warrants (Traffic control devices)
- Old TRIS Terms: Safety practices; Traffic marking
- Subject Areas: Highways; Operations and Traffic Management; Safety and Human Factors;
- Accession Number: 00226232
- Record Type: Publication
- Files: TRIS, TRB
- Created Date: Jun 18 1972 12:00AM