Application Of Laser In Highway Engineering Abstract

Pavement deflection measurement at traffic speed.

Application of laser in highway engineering abstract.

1m tech civil engineering with specialization in highway engineering scholar maharishi university of information technology lucknow 2assistant professor civil engineering department maharishi university of information technology lucknow uttar pradesh india abstract. 2013 or feature. The specific instrument discussed is a laser based instrument that has been successfully used in a number of applications related to highway bridges. Application of lasers in highway engineering laser based road profile measuring system are non contact type system capable of measuring road profile and road deflection at normal traffic speeds.

Ion gps 2000 proceedings september 2000 salt lake city utah usa. The laser based system can measure the road profile and deflection accurately while traveling at an average speed. Typically lasers are thought of as emitting light in a narrow low divergence beam with a narrow wavelength spectrum monochromatic light. Abstract airborne laser mapping integrates three technologies into a single system to produce accurate digital terrain models dtm of the earth s surface.

Trends in high power laser applications in civil engineering january 2004 proceedings of spie the international society for optical engineering sivakumaran wignarajah a k a shiwa kato. Laser mapping for highway engineering surveys. To help understand the way the instrument is used a description of the basic system operation is given followed by a detailed explanation of the main instrument features. Pavement deflection measurement at traffic speed.

The term laser is an acronym for light amplification by stimulated emission of radiation. A laser is an optical device that emits coherent light electromagnetic radiation. Application of lasers in highway engineering. The main reasons for the delay in the adopting of laser for processing construction.

Application of lasers in highway engineering. Multiple locations can be measured from a single instrument position. Laser checking is an earthly laser imaging. The three technologies light detection and ranging lidar using laser.

It results in rapid measurement and quick data collection. The high resolution point clouds provided by laser scanning techniques have several applications in construction of tunnels decker and dove 2008 fekete et al 2010 fekete and diederichs 2013 roca pardiñas et al 2014 such as construction survey of tunnels kong and ou 2013 extraction of cross section han et al.