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Longitudinal road profile reconstruction from dual laser scans

M. N. TAUTAN1,* , S. MICLOS1, D. SAVASTRU1, A. STOICA1

Affiliation

  1. National Institute of Research and Development for Optoelectronics, INOE 2000, 409 Atomistilor St., Magurele, Romania

Abstract

The article presents a practical application of lasers, for reconstruction of the road longitudinal profiles in dynamic regime. The method uses two laser sources and a video line scan camera placed at equal distance between the lasers for the contactless measurement of their height above the pavement surface. The main advantage of the proposed method is the fact that the sampling distance is equal with the distance between the two lasers, which eliminates the possible errors introduced by pitch oscillations, thus improving the calculus of the pavement quality indices..

Keywords

Line scan type video camera, Laser scanning profilometer, Road uniformity.

Citation

M. N. TAUTAN, S. MICLOS, D. SAVASTRU, A. STOICA, Longitudinal road profile reconstruction from dual laser scans, Optoelectronics and Advanced Materials - Rapid Communications, 8, 7-8, July-August 2014, pp.622-625 (2014).

Submitted at: Dec. 11, 2013

Accepted at: July 10, 2014