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Grade Control Systems and Applications
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Topics Benefits of using Grade Control technology for earthmoving projects Grade Control Systems and applications Optimizing Grade Control Systems with the Connected Site solutions Summary
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Benefits of Using Grade Control Technology for Earthmoving Projects
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Contractors See Cost Savings of Using Grade Control Technology … What are the greatest benefits of machine control technology ? Source: Site Prep Machine Control study 2008 Complete jobs faster and within budget Higher level of accuracy over conventional methods Fewer rework corrections Minimal to no staking Seeing data on the screen in the cab Gain a proprietary edge over the competition Check data ahead of time Perform daily as-builts Other Other Mentions Fuel savings Practice surveying without a license Productivity
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Lower your operating costs -Get to grade faster save machine hours, fuel - More accurate reduced material usage - Correct design in the field Eliminate rework - 3D implementation: Eliminate stakes, string-lines Less downtime - Operators know where to go - No waiting on sub contractors - No waiting on grade checking Why Finish Faster with Fewer Machines?
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Trimble Customers Confirm… Savings “We have proven […] over the past 5 years GPS Grade Control gives us a 28% to 33% increase in productivity.” –Tony Clark, Survey Manager and MC Technician, M. Hanna Construction “We’ve been able to complete the project in less than half the time than if we had to stake everything the conventional way.” –C. Reytlinger, President, Norex Civil Contractors, BC “We’ve literally cut our rework by 70% using the GPS system.” –Joey Keiffer, General Superintendent, Malphrus Construction
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Trimble Customers Confirm… Accuracy “It gives me confidence that I‘m dead on in one pass” –Tony Pye, motor grader operator, Malphus “I know and have absolute confidence that we’re providing a higher quality product to the Department of Transportation.” –Gerhart Pilcher
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In Summary … Grade Control Technology Delivers significant benefits –Spikes productivity –Improves accuracy –Reduces rework –Improves profitability These benefits are enhanced when combined with other Construction Technology –Site Positioning Systems –Construction Services –Connected Site
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Grade Control Systems and Applications
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Grade Control Systems Two types of Grade Control Systems 1.2D Conventional Grade Control Systems Laser Referenced systems Sonic Referenced systems 2.3D Grade Control Systems GPS/GLONASS systems Optical Total Station systems Support for a wide range of machines –Dozers, Graders, Excavators, Scrapers and Compactors –Installation on machines from any manufacturer Many machines can be ordered Trimble Ready
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Conventional Grade Control Systems and Applications EXCAVATION GCS900 2D FOR EXCAVATORS Ideal economical and easy-to-use system to improve excavation productivity Designed for excavation, trenching, grading and profile work GRADING GCS900 2D FOR DOZERS Ideal for smaller construction sites, excellent first investment in grade control Elevation, or elevation and blade slope control FINE GRADING GCS900 2D FOR GRADERS Ideal for smaller roading projects or other jobs with tight tolerances and finished grading work Cross slope, or cross slope and elevation control
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How Does Conventional Grade Control Work? Laser beam or sonic tracer used as a reference for: - Flat / level elevation - Single plane or slope - Dual plane or slope
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Conventional Grade Control for Dozers and Graders Traditional methods … vs. Conventional Grade Control
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Conventional Grade Control for Excavators Angle sensors and an in-cab control box guide the user: - to a desired depth - to a slope and depth - along a profile - for measurements - to level the machine body - control and carry out desired depth and slope Depth ModeSlope & Depth ModeProfile ModeLaser Mode
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3D Grade Control Systems and Configurations MASS EXCAVATION IDEAL GCS900 CONFIGURATIONS Dual GPS Excavator Single GPS Dozer Dual GPS Dozer Single GPS Scraper GRADING IDEAL GCS900 CONFIGURATIONS Dual GPS Dozer Dual GPS Grader Universal Total Station Dozer Universal Total Station Grader COMPACTION IDEAL CCS900 CONFIGURATIONS Dual GPS Compactor Single GPS Compactor FINAL GRADE IDEAL GCS900 CONFIGURATIONS Universal Total Station Grader Universal Total Station Dozer GPS laser augmentation Grader GPS laser augmentation Dozer
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How Does 3D Grade Control Work? The GPS/GLONASS receiver on the machine computes the exact position of the blade or bucket many times per second Compares this to the preloaded design The design elevation and cross-slope for the current position are calculated and the blade is automatically moved to the correct cut or fill position The total station-based system measures the X-Y and Z coordinates Compares this to the preloaded design The design elevation and cross-slope for the current position are calculated and the blade is automatically moved to the correct cut or fill position
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3D Grade Control Systems Design Information in the Cab Coverage / Number of Passes Plan View & Cut / Fill Text itemsCross Section
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Trimble Ready Machines ship “pre-plumbed” –All drilling, welding, painting, major disassembly Almost eliminates install downtime Standardization across a mixed fleet Enhances machine value –Both now and at trade-in time
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Most major Manufacturers Offer Trimble Ready Machines Today: Caterpillar: –Dozers –Graders –Excavators –Soil Compactors –Scrapers John Deere: –Dozers –Graders Volvo: –Graders –Soil Compactors Liebherr: –Dozers
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2D versus 3D Grade Control Systems Selection of 2D Grade Control Systems typically driven by: –Ease of use and setup –Economical option to start out with –Flat or slope grading work –Lack of digital design data to use in the field
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2D versus 3D Grade Control Systems Selection of 3D Grade Control Systems typically driven by: –Project demands Complexity of modern designs and getting them into the field –Increase of effectiveness Expanding projects and company size Machinery usage
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2D versus 3D Grade Control Systems Selection of 3D Grade Control Systems typically driven by: –Cost saving factors Minimisation of project over run risk Reduction of up to 90% of the stakes Higher machinery utilisation Less rework –Optimized data management and workflow CAD file usage as state of the art Closed workflow from design to realisation and grade checking
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Summary
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Get The Most Out of Your Grade Control Investment – What to Look For: Get the best construction product available –Look for a manufacturer who specializes in Construction Technology –Look for a distributor who understands the construction business Don’t forget quality: –Look for reliable, rugged solutions, built for sustained field and machine work: keep your crews and machines going Don’t be left in the cold: –Look for a manufacturer who will be around –Look for a distributor with advice and service capabilities Think ahead: solutions that grow with your business: –Look for scalable, portable product families –Look for a provider with a complete portfolio of field, machine control, asset tracking and office solutions
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Leverage the full suite of construction technology for the earthmoving to get the most out of your Grade Control investment Grade Control Systems Site Positioning Systems Supervisor Systems Office Software Asset Management Solutions Connected Site Solutions
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Thank you
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