mobile mapping the streetmapper approach andrew fuller lidar … · 2020-03-11 · most experienced...
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Mobile Mapping – The StreetMapper Approach Andrew Fuller LiDAR Systems Engineer
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UK company based in Nottingham
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Global 3D Laser Mapping Solutions
StreetMapper 3D Scanning Solutions LiteMapper & Terrasolid SiteMonitor for Mine Surveying
Innovative solutions
Over 11 years experience
Global technical support
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Why 3D Laser Mapping?
1. Most experienced company in mobile mapping market
– 11 years (3DLM) plus 27 years (IGI)
2. World’s first commercially available mobile laser system
– First demonstrator: May 2004
3. First class technical support
– High customer satisfaction and repeat business
4. Market leader in mobile mapping systems
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Why use Mobile Mapping?
Speed of data capture
10 sq km/hr
0.1 sq km/hr
Capital cost €100k €600k
3D Scanners
Airborne LIDAR
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What is StreetMapper?
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What is a mobile mapping system?
Laser scanner Laser scanner
GPS antenna IMU
GPS/INS & Power supply
Control PC
Camera PC
Camera (one behind each scanner)
Mount StreetMapper offers flexibility in selecting mounts
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Sensors: Laser scanners
One or two laser scanners:
360 field of view 2D laser scanners
300 kHz measurement rate 300m maximum range 5mm range accuracy
Calibrated reflectivity Multiple return pulses
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StreetMapper 360 Mount
• Lifting platform
– Safety of staff + security + environmental protection
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StreetMapper Portable Mount
Can be easily relocated around the world
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New innovation – POD housing
Covers external equipment and protects: Improved water resistance - to IP65 standard.
Improved resistance to dust ingress. Improved heat resilience.
Operational range -10 to +40 degrees Celsius
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What data does StreetMapper produce?
Coloured Point Data
Point Data + Images
CAD/GIS software Feature extraction software
Vector map/survey data Rapid 3D visualisation
Situational awareness (military intelligence)
Asset database
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Lisbon Tunnel – Colour & CAD
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Mobile Mapping Capability
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By Land: Highways, Buildings, Cities
StreetMapper 360 – map anywhere a vehicle can go!
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Dutch Business park – with colour.
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By Rail: Vehicle adapted for railway
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Australian Rail project
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Helsinki Tram project
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By Water: Portable system on a boat
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By Air: Portable system on a helicopter
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Cape Town Coastline
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Typical Data Capture Rates
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Urban Projects
15Km of urban streets: Data capture: 2 Hours Point processing: 10 Hours (1:5) Project delivered in 3 man-days.
Typical UK Estimation 4K EUR
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Large Scale
Approx 400Km of urban streets: Data capture: 8 days Point processing: 40 days (1:5) Project delivered in 7 weeks.
78 areas approx 5km each
Area 001 of 078
Worldwide Ballpark 50K EUR
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Why StreetMapper?
1. Highest accuracy
2. Most flexible system:
1. Lifting platform
2. Portable system
3. Ease of use
4. Highest performance sensors & navigation
5. European export controlled navigation system – usually takes only 4 weeks to arrange export
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Work Flow and Software
SMProcess: Controls all software functions
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StreetMapper Users
• Geomaat, Netherlands: Highways survey
• Tecdawn, China: Highways survey and city model
• Geokosmos, Russia: Highways survey
• National University of Ireland: Research
• General Dynamics: Rapid mapping (military uses)
• Terrametrix, USA Highways survey
• Geodigital, Canada: Highways survey
• Halcrow, UK: Highways survey
• GloMapTech, South Africa: Highways survey
• TKTI, Lithuania: Highways Survey
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StreetMapper Users
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StreetMapper Projects
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How does StreetMapper work?
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City Model Accuracy Tests - Stuttgart
• Undertaken by Institute for Photogrammetry (ifp), Universität Stuttgart, Germany
• Compare to 3D model of City Surveying Office of Stuttgart
• 35 minutes surveying
• 18km survey
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Navigation Accuracy
• Number of satellites along the route
• Estimated horizontal accuracy along the route
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Point Cloud Accuracy
• Compare points with 3D model for each façade
• Comparison made in good and bad GPS areas
• Overall RMS error 3cm or better from model to points
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Highway Accuracy Tests - CALTRANS
• Undertaken by Terrametrix
• Caltrans Mobile Mapping Test Area
• Half-mile stretch of High Occupancy Vehicle (HOV) lane highway in San Diego
number of Control Points 1567 average dz 0.9mm minimum dz -15mm maximum dz +18mm root mean square 7mm
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What can I do with StreetMapper?
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Highway Junctions
Using TerraScan within MicroStation
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Plan view of
points and elements
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Generation of 3D virtual worlds
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Typical Applications
• Accident Reconstruction
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Typical Applications
• Urban Mapping
• High resolution flood mapping
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Typical Applications
• Overhead Wire Surveys
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Typical Applications
• High-load Route Planning
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Typical Applications
• Coastal Surveys
• Docks and Harbours
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Dover docks
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Thank You
Any questions?
3D Laser Mapping Ltd. Unit 1, Moorbridge Court
Moorbridge Road East
Bingham, Nottingham
NG13 8GG, UK
T: +44 (0) 870 442 9400
F: +44 (0) 870 121 4605
W: www.3dlasermapping.com
IGI mbH Langenauer Str. 46
57223 Kreuztal
Germany
T: +49 2732 5525-0
F: +49 2732 5525-25
W: www.igi-systems.com