surpro 3500 r13 · std dev (m/km) 0.0012 std dev (%) 0.10% ride quality (iri) longitudinal...

surpro.comsurpro.comsurpro.comsurpro.comsurpro.comsurpro.comsurpro.comsurpro.com

1

Introducing SurPRO 3500Introducing SurPRO 3500Introducing SurPRO 3500Introducing SurPRO 3500Introducing SurPRO 3500Introducing SurPRO 3500Introducing SurPRO 3500Introducing SurPRO 3500

SurPRO comes from words “Surface” & “Profiler”SurPRO comes from words “Surface” & “Profiler”

Used on roads, structures, runways and floorsUsed on roads, structures, runways and floors

22 years of R&D and continuous improvement22 years of R&D and continuous improvement

US & Can patentsUS & Can patents--inertial stabilizer & geometryinertial stabilizer & geometryUS & Can patentsUS & Can patents--inertial stabilizer & geometryinertial stabilizer & geometry

SurPRO 3000 developed under FHWA contract:SurPRO 3000 developed under FHWA contract:“Improving the Quality of Pavement Profile “Improving the Quality of Pavement Profile MeasurementMeasurement--Priority Number One: Reference Priority Number One: Reference Device”Device”

SurPRO 3500 available nowSurPRO 3500 available nowIncludes all features of SurPRO 3000+ tested at Includes all features of SurPRO 3000+ tested at MnRoadMnRoad / / Wisconsin in 2010 plus USB port for file download to flash driveWisconsin in 2010 plus USB port for file download to flash drive

Upgrades from 2000 or 3000 to 3500 model availableUpgrades from 2000 or 3000 to 3500 model available

2

FeaturesFeaturesFeaturesFeaturesFeaturesFeaturesFeaturesFeatures

Outstanding repeatability and accuracyOutstanding repeatability and accuracy

Wheel Wheel spacingsspacings support several ASTM Standardssupport several ASTM Standards250 mm, 12”, and 300 mm250 mm, 12”, and 300 mm

Sample distance interval Sample distance interval 0.25” to 12”0.25” to 12”0.25” to 12”0.25” to 12”

Unfiltered true elevation profilesUnfiltered true elevation profiles

Permanently stored calibrationPermanently stored calibration

Collects data for 20 hours before reCollects data for 20 hours before re--chargingcharging

Durable and weather resistantDurable and weather resistant

Makes .PPF, .ERD and .PRO filesMakes .PPF, .ERD and .PRO files

3

CoCoCoCoCoCoCoCo--------linear Wheelslinear Wheelslinear Wheelslinear Wheelslinear Wheelslinear Wheelslinear Wheelslinear Wheels

CoCo--linear wheels (no side wheels or outrigger) linear wheels (no side wheels or outrigger) enable easy, accurate profiling in wheel rutsenable easy, accurate profiling in wheel ruts

Easier to steer & precisely follow chalk lineEasier to steer & precisely follow chalk line

Transverse tilting is compensatedTransverse tilting is compensated

4

Transport to site, weighs only 20.4 kg (42 lb)Transport to site, weighs only 20.4 kg (42 lb)

Assemble in about 5 to 10 minutes Assemble in about 5 to 10 minutes

Permanently stored calibrationPermanently stored calibrationCheck level by closed loop profileCheck level by closed loop profile

Check gain by putting block under wheel Check gain by putting block under wheel

OperationOperationOperationOperationOperationOperationOperationOperation

Check gain by putting block under wheel Check gain by putting block under wheel

Set up SurPRO using keypad, LCDSet up SurPRO using keypad, LCD

Easy to operateEasy to operatePress RUNPress RUN

Push SurPROPush SurPRO

Press STOP and SAVE filePress STOP and SAVE file

5

FHWA Reference ProfilerFHWA Reference ProfilerFHWA Reference ProfilerFHWA Reference ProfilerFHWA Reference ProfilerFHWA Reference ProfilerFHWA Reference ProfilerFHWA Reference ProfilerBuilding Building Building Building Building Building Building Building SurPROSurPROSurPROSurPROSurPROSurPROSurPROSurPRO 3000+3000+3000+3000+3000+3000+3000+3000+

Added Added 3rd accelerometer3rd accelerometer

High resolution V2 hardwareHigh resolution V2 hardware

DMI temperature comp.DMI temperature comp.

Precision pointerPrecision pointer

6

Precision pointerPrecision pointer

OptimizedOptimizedOther compensation systemsOther compensation systems

MathMath

SoftwareSoftware

Field tested and achievedField tested and achievedvery high repeatabilityvery high repeatability

FHWA Reference ProfilerFHWA Reference ProfilerFHWA Reference ProfilerFHWA Reference ProfilerFHWA Reference ProfilerFHWA Reference ProfilerFHWA Reference ProfilerFHWA Reference ProfilerData Collection 13Data Collection 13Data Collection 13Data Collection 13Data Collection 13Data Collection 13Data Collection 13Data Collection 13--------17 Sept 201017 Sept 201017 Sept 201017 Sept 201017 Sept 201017 Sept 201017 Sept 201017 Sept 2010Checked out unit & ran test profile of DMI siteChecked out unit & ran test profile of DMI site

Calibrated DMI on full 528’ asphalt sectionCalibrated DMI on full 528’ asphalt section

Defined & carefully followed proceduresDefined & carefully followed proceduresPrecisely marked offsets and snapped chalk linePrecisely marked offsets and snapped chalk line

Used precision pointer to accurately follow chalk lineUsed precision pointer to accurately follow chalk lineUsed precision pointer to accurately follow chalk lineUsed precision pointer to accurately follow chalk line

Only aligned using center of profilerOnly aligned using center of profiler——never an offsetnever an offset

Alternated operators to minimize fatigueAlternated operators to minimize fatigue

Weather was generally warm and dry Weather was generally warm and dry Rained during runs 2 to 5 of Transverse Rained during runs 2 to 5 of Transverse TiningTining

All data was collected in daylightAll data was collected in daylight

7

Chip SealChip SealChip SealChip SealChip SealChip SealChip SealChip Seal

Count 10

Passing 98% 100.0%

Mean 99.3%

Min 99.0%

Max 99.7%

Repeatability (IRI)

8

Max 99.7%

Std Dev 0.24%

Mean (m/km) 1.50

Min (m/km) 1.49

Max (m/km) 1.51

Std Dev (m/km) 0.0069

Std Dev (%) 0.46%

Ride Quality (IRI)

Mean (m/km) 1.50

Min (m/km) 1.49

Max (m/km) 1.51


Std Dev (%) 0.46%

Ride Quality (IRI)

Chip SealChip SealChip SealChip SealChip SealChip SealChip SealChip Seal5 Runs Unfiltered

5 Runs BW Highpass filtered @ 30m

9

2 Runs Cross Correlated in ProVAL using IRI filter99.7% Repeatability

Dense Graded ACDense Graded ACDense Graded ACDense Graded ACDense Graded ACDense Graded ACDense Graded ACDense Graded AC

Count 10

Passing 98% 100.0%

Mean 99.3%

Min 98.9%

Max 99.7%

Repeatability (IRI)

Count 10

Passing 98% 100.0%

Mean 99.3%

Min 98.9%

Max 99.7%

Repeatability (IRI)

10

Max 99.7%

Std Dev 0.30%

Max 99.7%

Std Dev 0.30%

Mean (m/km) 1.50

Min (m/km) 1.50

Max (m/km) 1.50


Std Dev (%) 0.08%

Ride Quality (IRI)

Mean (m/km) 1.50

Min (m/km) 1.50

Max (m/km) 1.50


Std Dev (%) 0.08%

Ride Quality (IRI)

Dense Graded ACDense Graded ACDense Graded ACDense Graded ACDense Graded ACDense Graded ACDense Graded ACDense Graded AC

5 Runs Unfiltered


11


Diamond Grinding*Diamond Grinding*Diamond Grinding*Diamond Grinding*Diamond Grinding*Diamond Grinding*Diamond Grinding*Diamond Grinding*

Count 10

Passing 98% 100.0%

Mean 99.2%

Min 98.7%

Max 99.6%

Repeatability (IRI)

Count 10

Passing 98% 100.0%

Mean 99.2%

Min 98.7%

Max 99.6%

Repeatability (IRI)

12

Max 99.6%

Std Dev 0.32%

Max 99.6%

Std Dev 0.32%

Mean (m/km) 0.88

Min (m/km) 0.88

Max (m/km) 0.89


Std Dev (%) 0.48%

Ride Quality (IRI)

Mean (m/km) 0.88

Min (m/km) 0.88

Max (m/km) 0.89


Std Dev (%) 0.48%

Ride Quality (IRI)

*Note: Using data from 2nd visit to Diamond Grinding section

Diamond GrindingDiamond GrindingDiamond GrindingDiamond GrindingDiamond GrindingDiamond GrindingDiamond GrindingDiamond Grinding5 Runs Unfiltered

5 Runs BW Highpass filtered @ 30mVery small diamond

grinder bumps

13


0.5 mm peak to peak.

Need 0.005 mm elevation

resolution to resolve to 1%

grinder bumps

Diamond GrindingDiamond GrindingDiamond GrindingDiamond GrindingDiamond GrindingDiamond GrindingDiamond GrindingDiamond GrindingVery small diamond

grinder bumps

14

Longitudinal Longitudinal Longitudinal Longitudinal Longitudinal Longitudinal Longitudinal Longitudinal TiningTiningTiningTiningTiningTiningTiningTining

Count 10

Passing 98% 100.0%

Mean 99.7%

Min 99.6%

Max 99.9%

Repeatability (IRI)

Count 10

Passing 98% 100.0%

Mean 99.7%

Min 99.6%

Max 99.9%

Repeatability (IRI)

15

Max 99.9%

Std Dev 0.11%

Max 99.9%

Std Dev 0.11%

Mean (m/km) 1.25

Min (m/km) 1.25

Max (m/km) 1.25


Std Dev (%) 0.10%

Ride Quality (IRI)

Mean (m/km) 1.25

Min (m/km) 1.25

Max (m/km) 1.25


Std Dev (%) 0.10%

Ride Quality (IRI)

Longitudinal Longitudinal Longitudinal Longitudinal Longitudinal Longitudinal Longitudinal Longitudinal TiningTiningTiningTiningTiningTiningTiningTining5 Runs Unfiltered

16



12.5mm SMA12.5mm SMA12.5mm SMA12.5mm SMA12.5mm SMA12.5mm SMA12.5mm SMA12.5mm SMA

Count 10

Passing 98% 100.0%

Mean 99.7%

Min 99.4%

Max 99.9%

Repeatability (IRI)

Count 10

Passing 98% 100.0%

Mean 99.7%

Min 99.4%

Max 99.9%

Repeatability (IRI)

17

Max 99.9%

Std Dev 0.16%

Max 99.9%

Std Dev 0.16%

Mean (m/km) 1.93

Min (m/km) 1.93

Max (m/km) 1.94


Std Dev (%) 0.20%

Ride Quality (IRI)

Mean (m/km) 1.93

Min (m/km) 1.93

Max (m/km) 1.94


Std Dev (%) 0.20%

Ride Quality (IRI)

12.5mm SMA12.5mm SMA12.5mm SMA12.5mm SMA12.5mm SMA12.5mm SMA12.5mm SMA12.5mm SMA5 Runs Unfiltered


18


Transverse Transverse Transverse Transverse Transverse Transverse Transverse Transverse TiningTiningTiningTiningTiningTiningTiningTining

Count 10

Passing 98% 100.0%

Mean 99.8%

Min 99.6%

Max 99.9%

Repeatability (IRI)

Count 10

Passing 98% 100.0%

Mean 99.8%

Min 99.6%

Max 99.9%

Repeatability (IRI)

19

Max 99.9%

Std Dev 0.09%

Max 99.9%

Std Dev 0.09%

Mean (m/km) 1.21

Min (m/km) 1.21

Max (m/km) 1.21


Std Dev (%) 0.14%

Ride Quality (IRI)

Mean (m/km) 1.21

Min (m/km) 1.21

Max (m/km) 1.21


Std Dev (%) 0.14%

Ride Quality (IRI)

Transverse Transverse Transverse Transverse Transverse Transverse Transverse Transverse TiningTiningTiningTiningTiningTiningTiningTining5 Runs Unfiltered


20


Specification ComparisonSpecification ComparisonSpecification ComparisonSpecification ComparisonSpecification ComparisonSpecification ComparisonSpecification ComparisonSpecification ComparisonSpecification Note Benchmark Note SurPRO

1 Repeatability (tested) 1 0.987 1 0.996

2 Elevation Accuracy (calculated) ? 2 0.993

3 Elevation Resolution (mm) 3 <0.3 using line slope or 0.08 4 0.002

4 Distance Resolution (mm) 5 0.23 6 0.038

5 Wavelength Response (m) 7 0.03 to ∞ 8 0.25 to ∞

6 Speed for reference quality (km/h) 9 0.55 10 1.5

7 Sample Acquisition Rate (sample/sec) 11 5 12 1000

8 Sample Acquisition Distance Interval (mm) 13 30.48 14 0.417

9 Sample Storage Distance Interval (mm) Programmable Programmable

10 Roll Correction (transverse tilt) Yes (tilt screens) Yes (accelerometer)

11 Pitch Correction (longitudinal tilt) Yes Not applicable

21

Note

1 average of six pavements using IRI, long and medium filters (source UMTRI).

2 see SurPRO accuacy calculation

3 0.3 mm is pixel height in worst case of horizontal (zero slope) line or 0.08 mm is laser jitter

4 Resolution of accelerometer and ADC

5 146mm wheel and 2000 pulse/rev encoder

6 6" wheel and 12,500 pulse/rev encoder

7 limited by sample acquisition distance

8 limited by geometry, esp. wheel spacing

9 152.4 mm/sec

10 limited by choice to achieve highest quality reference data

11 laser sweep rate

12 data acquisition sampling rate

13 152.4 mm/sec and 5 sweeps/sec laser

14 1.5 km/hr and 1000 samples/sec

Comment Sources

1 Final Benchmark Testing Plan September 2009

2 SurPRO Specification

3 FHWA Benchmark Test Results September 2010

11 Pitch Correction (longitudinal tilt) Yes Not applicable

12 Primary Device Reference Plane of sweeping laser Direction of gravity

13 Crew Size (after setting line) 2 1

14 Sections per 528' profile 3 to 4 1

15 Time to collect 528' profile (min) 60 6.5

16 Price about $500k call for pricing

SurPRO Elevation AccuracySurPRO Elevation AccuracySurPRO Elevation AccuracySurPRO Elevation AccuracySurPRO Elevation AccuracySurPRO Elevation AccuracySurPRO Elevation AccuracySurPRO Elevation Accuracy

Mechanical(SurPRO

Y AxisAccelerometers

X AxisAccelerometer

(Roll)θX

E

DEVICE SENSORS SIGNALCONVERSION

CALCULATIONS

Electronics & Signal

Math

22

(SurPRO

wheels, frame

and suspension)

Accelerometers(Pitch)θY

E

Real Elevation→θY θX,Y→VθX,YA VθX,YA→VθX,YD VθX,YD→Elevation

E

Error = +/-0.1% (est.) Error = +/-0.2% based

on accelerometer

calibration sheets.

Reduced by dual

Y measurement.

Error = +/-0.4%

based on ADC

specified accuracy

Error = 0%

TOTAL ERROR = +/-0.7%

Signal Processing(Analog to

Digital-ADC)

RepeatabilityRepeatabilityRepeatabilityRepeatabilityRepeatabilityRepeatabilityRepeatabilityRepeatabilityLong, IRI and Medium WavebandsLong, IRI and Medium WavebandsLong, IRI and Medium WavebandsLong, IRI and Medium WavebandsLong, IRI and Medium WavebandsLong, IRI and Medium WavebandsLong, IRI and Medium WavebandsLong, IRI and Medium Wavebands

Long

IRI

Medium0.970

0.975

0.980

0.985

0.990

0.995

1.000

0.995-1.000

0.990-0.995

0.985-0.990

0.980-0.985

0.975-0.980

0.970-0.975

Long

IRI

Medium0.970

0.975

0.980

0.985

0.990

0.995

1.000

0.995-1.000

0.990-0.995

0.985-0.990

0.980-0.985

0.975-0.980

0.970-0.975

Pass level = 0.98

Test Section Long IRI Medium

Dense Graded AC 1.000 0.997 0.996

12.5 mm SMA 0.999 0.997 0.996

Chip Seal 0.999 0.994 0.991

Transverse Tining 0.997 0.997 0.992

Longitudinal Tining 0.998 0.997 0.997

Diamond Grinding 2 1.000 0.993 0.980

Average

SurP

RO

0.996

23

Long

IRI

Medium0.970

0.975

0.980

0.985

0.990

0.995

1.000

0.995-1.000

0.990-0.995

0.985-0.990

0.980-0.985

0.975-0.980

0.970-0.975

Long

IRI

Medium0.970

0.975

0.980

0.985

0.990

0.995

1.000

0.995-1.000

0.990-0.995

0.985-0.990

0.980-0.985

0.975-0.980

0.970-0.975

SurPRO

Benchmark

Pass level = 0.98

Test Section Long IRI Medium

Dense Graded AC 0.990 0.979 0.985

12.5 mm SMA 0.996 0.978 0.980

Chip Seal 0.996 0.991 0.995

Transverse Tining 0.986 0.971 0.978

Longitudinal Tining 0.990 0.994 0.996

Diamond Grinding 2 0.998 0.978 0.980

Average

Ben

chm

ark

0.987

0.750

0.800

0.850

0.900

0.950

1.000

SurPRO

Benchmark

Pass

0.750

0.800

0.850

0.900

0.950

1.000

SurPRO

Benchmark

Pass

RepeatabilityRepeatabilityRepeatabilityRepeatabilityRepeatabilityRepeatabilityRepeatabilityRepeatabilityShort WavebandShort WavebandShort WavebandShort WavebandShort WavebandShort WavebandShort WavebandShort Waveband

Pass level = 0.94

Test Section SurPRO Benchmark

Dense Graded AC 0.922 0.770

12.5 mm SMA 0.952 0.961

Chip Seal 0.905 0.969

Transverse Tining 0.925 0.832

Longitudinal Tining 0.945 0.881

Diamond Grinding 2 0.921 0.759

Average 0.928 0.862

Sh

ort

Sh

ort

Sh

ort

Sh

ort

0.7500.750

24

Short

Waveband Short Wavelength Long Wavelength

1.25 m (4 ft)

Usually filtered using moving

average to 0.25 m (0.82ft)

Long Waveband 8 m (25 ft) 40 m (125 ft)

Medium Waveband 1.6 m (5 ft) 8 m (25 ft)

Short Waveband 0.32 m (1 ft) 1.6 m (5 ft)

Certification Wavebands

IRI Filter Output 30 m (98.4 ft)

Waveband Short Wavelength Long Wavelength

1.25 m (4 ft)

Usually filtered using moving

average to 0.25 m (0.82ft)

Long Waveband 8 m (25 ft) 40 m (125 ft)

Medium Waveband 1.6 m (5 ft) 8 m (25 ft)

Short Waveband 0.32 m (1 ft) 1.6 m (5 ft)

Certification Wavebands

IRI Filter Output 30 m (98.4 ft)

AccuracyAccuracyAccuracyAccuracyAccuracyAccuracyAccuracyAccuracyCompared to Benchmark DeviceCompared to Benchmark DeviceCompared to Benchmark DeviceCompared to Benchmark DeviceCompared to Benchmark DeviceCompared to Benchmark DeviceCompared to Benchmark DeviceCompared to Benchmark Device

Test Section Result Comment

Dense Graded AC √ *Passed 2010

12.5mm SMA √ High correlation 2010 (test conditions didn't match BMD)

Chip Seal √ *Passed 2010

Transverse Tining √ *Passed 2009 (slabs curled when BMD tested in sunlight in 2010)

Diamond Grinding 2 √ High correlation 2009 (test conditions didn't match BMD in 2010)

Longitudinal Tining √ High correlation 2009 (test conditions didn't match BMD in 2010)

Test Section Result Comment

Dense Graded AC √ *Passed 2010

12.5mm SMA √ High correlation 2010 (test conditions didn't match BMD)

Chip Seal √ *Passed 2010

Transverse Tining √ *Passed 2009 (slabs curled when BMD tested in sunlight in 2010)

Diamond Grinding 2 √ High correlation 2009 (test conditions didn't match BMD in 2010)

Longitudinal Tining √ High correlation 2009 (test conditions didn't match BMD in 2010)

25

*Note: several filters

Benchmark Device (BMD) and SurPRO at MnRoad in September 2010

FHWA Reference Profiler FHWA Reference Profiler FHWA Reference Profiler FHWA Reference Profiler FHWA Reference Profiler FHWA Reference Profiler FHWA Reference Profiler FHWA Reference Profiler Benchmark Testing RecapBenchmark Testing RecapBenchmark Testing RecapBenchmark Testing RecapBenchmark Testing RecapBenchmark Testing RecapBenchmark Testing RecapBenchmark Testing Recap

Mean repeatability cross correlation for all six Mean repeatability cross correlation for all six sections (IRI, long & medium filter) was *99.6%sections (IRI, long & medium filter) was *99.6%

Individual cross correlations of 99.9% and 100.0%. Individual cross correlations of 99.9% and 100.0%.

Accuracy cross correlation to Benchmark Device Accuracy cross correlation to Benchmark Device was very goodwas very goodwas very goodwas very good

IRI standard deviation <0.5% on all six sectionsIRI standard deviation <0.5% on all six sections0.08% on dense graded AC, 0.1% on long. 0.08% on dense graded AC, 0.1% on long. tiningtining

SurPROSurPRO was insensitive to operator bias such as was insensitive to operator bias such as acceleration and transverse tilting motionacceleration and transverse tilting motion

Up to 99.9% repeatability using different operatorsUp to 99.9% repeatability using different operators

26*Note: Using data from 2nd visit to Diamond Grinding section

# # # # Feature Feature Feature Feature SurPROSurPROSurPROSurPRO2000200020002000

SurPROSurPROSurPROSurPRO3000300030003000


1 70mm (2.94") Wheels √ √ √ √ √√√√2 Tire Bridging Software Filter √ √ √ √ √√√√3 Other Software Upgrades

-ProVAL .PPF and TxDOT .PRO Files-Flexible File Naming-Alarms when profiling too fast or on high texture pavements

√ √ √ √ √ √ √ √

# # # # Feature Feature Feature Feature SurPROSurPROSurPROSurPRO2000200020002000



1 70mm (2.94") Wheels √ √ √ √ √√√√2 Tire Bridging Software Filter √ √ √ √ √√√√3 Other Software Upgrades

-ProVAL .PPF and TxDOT .PRO Files-Flexible File Naming-Alarms when profiling too fast or on high texture pavements

√ √ √ √ √ √ √ √

SurPROSurPROSurPROSurPROSurPROSurPROSurPROSurPRO ModelsModelsModelsModelsModelsModelsModelsModels

-Alarms when profiling too fast or on high texture pavements

4 Accelerometers 2 2 33335 New V2 Hardware for

High Resolution Data Acquisition √√√√

6 Math Optimizations √√√√7 Operator Aids for High Repeatability √√√√8 USB Port for Quick Download to Flash Drive √√√√

-Alarms when profiling too fast or on high texture pavements

4 Accelerometers 2 2 33335 New V2 Hardware for

High Resolution Data Acquisition √√√√

6 Math Optimizations √√√√7 Operator Aids for High Repeatability √√√√8 USB Port for Quick Download to Flash Drive √√√√

27

Model “3000+” Tested at MnRoad/WisconsinTable 1.

Pricing of New SurPRO 3500Pricing of New SurPRO 3500Pricing of New SurPRO 3500Pricing of New SurPRO 3500Pricing of New SurPRO 3500Pricing of New SurPRO 3500Pricing of New SurPRO 3500Pricing of New SurPRO 3500and Upgradesand Upgradesand Upgradesand Upgradesand Upgradesand Upgradesand Upgradesand Upgrades

New SurPRO 3500 and UpgradesNew SurPRO 3500 and UpgradesNew SurPRO 3500 and UpgradesNew SurPRO 3500 and Upgrades PricePricePricePriceSurPRO 3500 Profiler with All Features in Table 1.-Case, accessories, firmware and software-On site training

New SurPRO 3500 and UpgradesNew SurPRO 3500 and UpgradesNew SurPRO 3500 and UpgradesNew SurPRO 3500 and Upgrades PricePricePricePriceSurPRO 3500 Profiler with All Features in Table 1.-Case, accessories, firmware and software-On site training

28

-On site training-Maintenance and support

Upgrade SurPRO 2000 to SurPRO 3500Upgrade SurPRO 3000 to SurPRO 3500

-On site training-Maintenance and support

Upgrade SurPRO 2000 to SurPRO 3500Upgrade SurPRO 3000 to SurPRO 3500

Thanks!Thanks!Thanks!Thanks!Thanks!Thanks!Thanks!Thanks!

For more information including a copy For more information including a copy of this presentation please go to:of this presentation please go to:

��surpro.comsurpro.com

internationalcybernetics.cominternationalcybernetics.com

For more information including a copy For more information including a copy of this presentation please go to:of this presentation please go to:

��surpro.comsurpro.com

internationalcybernetics.cominternationalcybernetics.com��internationalcybernetics.cominternationalcybernetics.com��internationalcybernetics.cominternationalcybernetics.com

29

surpro 3500 r13 · std dev (m/km) 0.0012 std dev (%) 0.10% ride quality (iri) longitudinal...

Documents