PERCEPTUAL FACTORS IN DRIVING PERCEPTION OF CHARACTERISTICS OF HORIZONTAL CURVES --14TH ARRB CONFERENCE, 28 AUGUST - 2 SEPTEMBER, 1988, CANBERRA, ACT, AUSTRALIA; PROC. PARTS 1 - 8

A literature review of driving behaviour in road curves revealed that a good theory does not exist for the way drivers perceive curve characteristics while approaching a curve and the way they adjust their speed on the basis of these perceived characteristics in the approach zone. A theoretical analysis of possible cues for the perception of curve characteristics shows that curve radius and curve angle are two important parameters with distinct effects on the dynamic perspective of the curve during approach. In a laboratory experiment drivers ability to discriminate horizontal curves on the basis of these cues was tested. It was found that such discrimination is possible, but only at short distances from the beginning of the curves (a). For the covering record of the conference, see IRRD no 808936.

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  • English

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  • Accession Number: 00483585
  • Record Type: Publication
  • Source Agency: Transport and Road Research Laboratory (TRRL)
  • Files: ITRD, TRIS
  • Created Date: May 31 1989 12:00AM