Abstract airborne laser mapping integrates three technologies into a single system to produce accurate digital terrain models dtm of the earth s surface.
Application of laser in highway engineering abstract.
The term laser is an acronym for light amplification by stimulated emission of radiation.
Typically lasers are thought of as emitting light in a narrow low divergence beam with a narrow wavelength spectrum monochromatic light.
2013 or feature.
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.
It results in rapid measurement and quick data collection.
Laser checking is an earthly laser imaging.
The specific instrument discussed is a laser based instrument that has been successfully used in a number of applications related to highway bridges.
Pavement deflection measurement at traffic speed.
Multiple locations can be measured from a single instrument position.
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.
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.
Application of lasers in highway engineering.
It doesn t require any setup or break down.
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.
Laser mapping for highway engineering surveys.
Ion gps 2000 proceedings september 2000 salt lake city utah usa.
The three technologies light detection and ranging lidar using laser.
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 pardiƱas et al 2014 such as construction survey of tunnels kong and ou 2013 extraction of cross section han et al.
A laser is an optical device that emits coherent light electromagnetic radiation.
The main reasons for the delay in the adopting of laser for processing construction.
Pavement deflection measurement at traffic speed.
The laser based system can measure the road profile and deflection accurately while traveling at an average speed.