111214 ineco justo_cp_monitoreo_cancunshmii5-eng_v1
DESCRIPTION
Monitorización Dinámica de viaductos Singulares de Alta Velocidad, Arroyo del Valle y Arroyo de las Piedras.TRANSCRIPT
STRUCTURAL HEALTH MONITO
PAPERSTRUCTURAL HEALTH MONITO
HIGH SPEED RAILWAY VIADU
1
DIRECTORATE FOR ARCHITECTURE, STRUCTURES AND INSTRUMENTATION
DIRECTORATE GENERAL FOR TRANSPORT
INECO. DIRECCIÓN DE ARQUITECTURA, ESTRUCTURAS E IN
SHMII-5. International Conference on SHM of Intelligent
1 CONSULTING AND ENGINEERING
Cancún, 14th December 2011
ORING OF
JUSTO CARRETERO PÉREZ
ORING OF UCTS
JUSTO CARRETERO PÉREZ
CIVIL ENGINEERHEAD OF INSTRUMENTATION ANDHEAD OF INSTRUMENTATION AND
TESTS DIVISION
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INDEX
1. INTRODUCTION.2. DEFINITION OF MONITOR2. DEFINITION OF MONITOR3. DEVELOPED ACTIVITIES4 MAGNITUDES TO BE ME4. MAGNITUDES TO BE ME5. MONITORING CHALLENG
SPEED VIADUCTS:- ARROYO DE LAS PIEDR- ARROYO DEL VALLE (L
INECO. DIRECCIÓN DE ARQUITECTURA, ESTRUCTURAS E IN
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2
RINGRING.S.
ASURED AND FREQUENCYASURED AND FREQUENCYGE – OUTSTANDING HIGH
RAS (HIGHEST)LONGEST)
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CURRENT STATE OF RAILWAY V
1. INTRODUCTION
- LOADS THAT ARE FAVORA
MAXIMUM SPEED (IMPACT REMAXIMUM SPEED (IMPACT - RE
- NEW DESIGN CHALLENGE
HEIGHTS FOR LARGER RAILW
STRAIN GAUGES, ETC).
- MAINTENANCE PERSPECTIVE
SUITABILITY OF DESIGN LOADSSUITABILITY OF DESIGN LOADS
THEIR INFLUENCE ON DURA
NECESSARY TO CHECK THE TINECESSARY TO CHECK THE TIDYNAMIC STRENGTH CHARACT
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VIADUCTS IN HIGH-SPEED LINES:
ABLE FOR DYNAMIC EFFECTS AT
ESONANCE FATIGUE)ESONANCE - FATIGUE).
ES, WITH EXTENDED SPANS AND
WAY VIADUCTS (EXCESSIVE MOTION,
E. IT IS NECESSARY TO CHECK THE
S AGAINST FATIGUE PROBLEMS ANDS AGAINST FATIGUE PROBLEMS AND
ABILITY AND AGEING. IT’S ALSO
IME EVOLUTION OF STATIC AND/ORIME EVOLUTION OF STATIC AND/OR
TERISTICS.
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1 INTRODUCTION (CONTINUED)1. INTRODUCTION (CONTINUED)
(OUTSTANDING ITEMS IN VIADU(
- EXISTENCE OF NATIONAL
STANDARDS THAT ARENSTANDARDS THAT AREN
EXPERIMENTAL TESTS.
- REQUEST TO COMPARE ‘
‘PRACTISE AND REAL BEHAVIO
ENHANCE UNDERSTANDING
DESIGNS
- IT IS GENERALLY CONSIDERE
THE REAL BEHAVIOUR OF STOU O S
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UCTS ON HIGH-SPEED LINES))
OR INTERNATIONAL COMPULSORY
N’T SUPPORTED BY ENOUGHN T SUPPORTED BY ENOUGH
‘THEORY AND REGULATION’ WITH
OUR’, THE RESULT OF WHICH WOULD
AND OPTIMISATION OF FUTURE
ED TO BE “NECESSARY” TO KNOW
TRUCTURESUC U S
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1 INTRODUCTION (CONTINUED)1. INTRODUCTION (CONTINUED)
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1 INTRODUCTION (CONTINUED)1. INTRODUCTION (CONTINUED)
WHERE IS THAT NEED LEADING
- IMPLEMENTATION OF A SYS
AND/OR FUNCTIONAL CHARAC
BEHAVIOUR OF STRUCTURES.OU O S UC U S
- MEASUREMENT OF RELATEDMEASUREMENT OF RELATED
THEIR EVOLUTION THROUGH T
- NEW IDEA OF “MONITORINGFIELD TO RAILWAY AUSCULTFIELD TO RAILWAY AUSCULT
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G US?
STEM SURVEILLING ALL STRENGTH
CTERISTICS INVOLVED IN THE REAL
D VARIABLES IN ORDER TO MONITORD VARIABLES IN ORDER TO MONITOR
TIME
G” VIADUCTS AS AN ADDITIONALTATIONTATION
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1 INTRODUCTION (CONTINUED)1. INTRODUCTION (CONTINUED)
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2 DEFINITION OF MONITORI2. DEFINITION OF MONITORI
“MONITORING” IMPLIES (Con
-MEASURING PHYSICAL MA
MONITORING IMPLIES (Con
-USING SUITABLE ELECTRON-CONTINUOUS RECORDI(COMPATIBLE WITH SPECIF
- -VISUALISATION, SURVEILL-ACTION PROTOCOL
INITIALLY IT IS ADVISABLETHOROUGHLY IN THE OFFIC
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INGING
ntinuous auscultation):
AGNITUDES
ntinuous auscultation):
NIC DEVICESNG IN TERMS OF TIMEFIC TEST CAMPAIGNS -PC-).
LANCE, … ANALYSIS.
TO: OBSERVE, RECORD, ANALYSECE AND “THEN” DECIDE.
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22. DEFINITION OF MONITORING (CON
“ACTIVE CONTROL” IMPLIE
- GO BEYOND MONITORING
ACTIVE CONTROL IMPLIE
- REAL TIME ANALYSIS- TAKE ACTION AND EVEN I- PREVIOUS KNOWLEDGE
“SAFETY CONTROL” IMPLIES“SAFETY CONTROL” IMPLIES
- A DIFFICULT INTERMEDIA- MINIMUM KNOWLEDGE T- A COMPULSORY PROTOCA COMPULSORY PROTOC
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NTINUED)
ES:ES:
INFLUENCE RESULTS
SS:
ATE CASE.
TO SET LIMITSCOL ON ALARM TREATMENT.COL ON ALARM TREATMENT.
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2. DEFINITION OF MONITORING (CON
“ESSENTIAL QUESTIONS FORMONITORING”:MONITORING :
- DURATION OF (BASIC) MO- WHERE AND WHAT TO ME- WITH WHICH FREQUENCY- WHAT DO WE WANT TO SA- HOW DO WE WANT TO SE
THE ANSWER TO THESE QUE
TYPE OF SENSOR AND COAND CONTROL SOFTWARAND COMMUNICATION SYS
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NTINUED)
R
ONITORINGEASURE?Y (Static/Dynamic)?AVE (DATA VOLUME)?
EE RESULTS?
ESTIONS INDICATES HOW:
NNECTION, TYPE OF RECORDINGE, LOCAL NETWORK TOPOLOGYSTEM, ETC.
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2. DEFINITION OF MONITORING (CON
“KEY POINTS”:
(
KEY POINTS :
TALKING TO THE RIGH- TALKING TO THE RIGHKNOWS WHAT WE AR
WRITING THE IN- WRITING THE IN(SCHEME, LOCATION,SENSORS )SENSORS, ...)- DEFINING ACTION PRLIMITS ARE EXCEEDELIMITS ARE EXCEEDE- AVOID INSTRUMENTANALYSED.
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NTINUED))
HT SPEAKER (“THE ONE WHOHT SPEAKER (“THE ONE WHOE AFTER / THE THEORIST”.)NSTRUMENTATION PROJECTNSTRUMENTATION PROJECTMAGNITUDES, STATIC/DYNAMIC
ROTOCOLS IN CASE THE SETDD:
TING MORE THAN CAN BE
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22. DEFINITION OF MONITORING (CON
NOWADAYS MONITORING REQUIRENOWADAYS, MONITORING REQUIRE
ELECTRONIC TRANSDUCERS IN T
THAT THROUGH THE USE OFTHAT THROUGH THE USE OF
MAGNITUDES CAPTURED WILL BE
THAT ARE AUTOMATICALLY STORETHAT ARE AUTOMATICALLY STORE
ONCE THE INSTRUMENTATION HAONCE THE INSTRUMENTATION HA
AND STORED IN A CENTRAL COM
AND CONTROLLED WITH THE RELAND CONTROLLED WITH THE REL
TO THE OFFICE THROUGH THE A
(TELEPHONE FIBER OPTICS SATE(TELEPHONE, FIBER OPTICS, SATE
INECO. DIRECCIÓN DE ARQUITECTURA, ESTRUCTURAS E IN
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NTINUED)
ES THE INSTALLATION OF DETECTORS ORES THE INSTALLATION OF DETECTORS OR
HE STRUCTURE’S TARGETED POINTS, SO
SUITABLE EQUIPMENT THE PHYSICALSUITABLE EQUIPMENT, THE PHYSICAL
TRANSFORMED INTO ELECTRIC SIGNALS
ED AND CONDITIONEDED AND CONDITIONED.
AS BEEN DONE, SIGNALS ARE DIGITALISEDAS BEEN DONE, SIGNALS ARE DIGITALISED
MPUTER, WHERE THEY ARE PRETREATED
LEVANT SOFTWARE FINALLY DATA IS SENTLEVANT SOFTWARE. FINALLY, DATA IS SENT
APPROPRIATE COMMUNICATIONS SYSTEM
ELLITE)ELLITE).
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2 DEFINITION OF MONITORING (CON2. DEFINITION OF MONITORING (CON
Scheme of Distribution
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NTINUED)NTINUED)
n Network in Arroyo de las Piedras Viaduct
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3 DEVELOPED ACTIVITIES3. DEVELOPED ACTIVITIES
VIADUCT MVIADUCT M
Preliminary InitialStudy Initial
Inspection M
Instrumentation Calibration and operation testsp
REPORT RELEASE
DATABASE APRESENTA
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MONITORINGMONITORING
MONITORING Project
DATA ANALYSIS
DATA RECORD ANDAND
TRANSMISSION
RESULTSAND
CONCLUSIONSAND WEB TATION
CONCLUSIONS
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4. MAGNITUDES TO BE MEASUR
AFTER CARRYING OUT THE DETAILED
FREQUENCY
THE PRIOR VISIT TO ASSESS THE DIF
(AUXILIARY ELEMENTS: ACCE(
CHARACTERISTIC MAGNITUDES TO
QUANTITY, QUALITY AND FREQUENCQ , Q Q
DEVICES IS STUDIED (LOCAL NETW
SYSTEM USED FOR DATA TRANSMISSYSTEM USED FOR DATA TRANSMIS
WILL BE INCLUDED IN THE MONITORIN
EACH MAGNITUDE MUST BE PERFE
MEASUREMENT RANGE, ACCURACY
SENSORS WILL DEPEND ON THIS
RESPONSE, AND THE DATA SAMPLE F
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RED AND
D ANALYSIS OF EACH VIADUCT, AS WELL AS
FFERENT INSTRUMENTATION POSSIBILITIES
SSES, CRANES, CLIMBERS); THE, , );
BE MEASURED ARE SET IN TERMS OF
CY. THE CONNECTION METHOD BETWEEN
WORK) AND ALSO THE COMMUNICATION
SION (EXTERNAL NETWORK). ALL OF THISSION (EXTERNAL NETWORK). ALL OF THIS
NG PROJECT.
ECTLY DEFINED IN TERMS OF LOCATION,
Y AND MAIN FREQUENCY. THE CHOICE OF
S, THE ANALYSIS OF ITS FREQUENCY
FREQUENCY.
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4. MAGNITUDES TO BE MEASURED AND
THE FREQUENCY RESPONSE CA
ACCURACY TOGETHER, BECAUS
THE MEASUREMENTS WON’T BE
FOR ALREADY BUILT RMAGNITUDES TO BE MEASU
MOTION IN FOUNDATIONS AND P MOTION IN FOUNDATIONS AND P
BOTH PERPENDICULAR AXES W
MEASURING TILT WE CAN CALCU
OF MEASUREMENT CAN BE CON
TERM AND DURING TRAIN CIRCUL
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D FREQUENCY (continued)
AN BE AS IMPORTANT AS RANGE AND
SE IF THE RESPONSE ISN’T SUFFICIENT
ACCURATE.
RAILWAY VIADUCTS, THE MAINURED ARE THE FOLLOWING:
PIER HEADS MEASURING TILT AGAINSTPIER HEADS. MEASURING TILT AGAINST
WITHIN THE HORIZONTAL PLANE. BY
ULATE ANY DISPLACEMENTS. THIS KIND
NTINUOUSLY RECORDED ON THE LONG
LATION (IF THE SENSOR ALLOWS IT).
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44. MAGNITUDES TO BE MEASURED AND F
RELATIVE DISPLACEMENTS PIER /
o MEASURING DIRECT RELATIVE DIS
THE PIER HEADS OR ABUTMENTS.
o MEASURING DISPLACEMENTS BEo SU G S C S
BETWEEN DECK AND ABUTMENTS
THESE MEASUREMENTS ALLOW U
STRUCTURE’S GLOBAL DISPLASTRUCTURE S GLOBAL DISPLA
CONTINUOUS DISCREET DYNAMI
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FREQUENCY (continued)
ABUTMENT – DECK.
SPLACEMENTS BETWEEN THE DECK AND
ETWEEN DECK JOINTS, AND IN JOINTSC JO S, JO S
S.
US TO HAVE A GOOD CONTROL OVER THE
ACEMENTS AND ALSO TO KEEP AACEMENTS AND ALSO TO KEEP A
IC RECORD.
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4
ACCELERATIONS CAUSED BY CE
4. MAGNITUDES TO BE MEASURED AND F
ACCELERATIONS CAUSED BY CE
VERTICAL ACCELERATION: VERTICAL ACCELERATION:
THE QUINTESSENTIAL DYNAMIC M
TO CARRY OUT A SPECTRAL STTO CARRY OUT A SPECTRAL ST
TRAINS. THE RESULTS OF THIS ST
ABSOLUTE VALUES FOR ACCELERABSOLUTE VALUES FOR ACCELER
DECK MICROSTRAINS (STRESS):
STRAIN GAUGES ARE MAINLY INST
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NTRIFUGAL FORCE AND BREAKING
FREQUENCY (continued)
NTRIFUGAL FORCE AND BREAKING.
MEASUREMENTS THAT MAKE IT POSSIBLE
TUDY ON THE VIBRATIONS CAUSED BYTUDY ON THE VIBRATIONS CAUSED BY
TUDY WILL REVEAL: MAIN FREQUENCIES,
RATION AND DAMPING VALUESRATION, AND DAMPING VALUES.
TALLED FOR DYNAMIC RECORDINGS.
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4. MAGNITUDES TO BE MEASURED AND F
WIND SPEED (GUSTS).
SENSORS ARE PLACED ON PIERSENSORS ARE PLACED ON PIER
DECK. THEY MEASURE IN A C
EXTRACTING EXCLUSIVELY STEXTRACTING EXCLUSIVELY ST
MINIMUM, AVERAGE, ETC), OR EV
TEMPERATURE MEASUREMENTS
SENSORS ARE PLACED ON DIST
ORDER TO STUDY THE DIFFERE
AND EXPOSURES.
GLOBAL MEASURES OF TEMPERA
SPEED RECORDED ON A SEPARSPEED RECORDED ON A SEPAR
LEVEL.
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FREQUENCY (cont.)
RS AT DIFFERENT HEIGHTS AND ON THERS AT DIFFERENT HEIGHTS AND ON THE
CONTINUOUS DISCREET DYNAMIC WAY,
TATISTICAL PARAMETERS (MAXIMUMTATISTICAL PARAMETERS (MAXIMUM,
VEN ON SPECIFIC EVENTS.
ON DECK OR PIERS.
TRIBUTED POINTS IN EACH BRIDGE IN
NCES BETWEEN DIFFERENT SURFACES
ATURES, HUMIDITY, PRESSURE AND WIND
RATE SYSTEM PLACED AT THE DECK’SRATE SYSTEM PLACED AT THE DECK’S
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4. MAGNITUDES TO BE MEASURED AND F
PRESENTATION OF STATISTICAL D
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FREQUENCY (continued)
DATA ON WEBSITE
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4. MAGNITUDES TO BE MEASURED AND F
FREQUENCY IS VERY IMPORTAN
OBTAINED. THERE ARE GENERA
RECORDING DATA:
> CONTINUOUS STATIC RECORDIN
RECORDED EVERY 10 MIN)
> QUASIDYNAMIC OR CONTINUO
MEASURED IN A DYNAMIC WAY (
PERIOD FOR THE STATISTICAL ANA
DURING LONG PERIODS (FILES RAN
> DISCREET DYNAMIC (OR DIFFERE
MAXIMUM SAMPLE SPEED, BY R
LASTING A FEW SECONDS).
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FREQUENCY (continued)
NT DUE TO THE LARGE DATA VOLUME
ALLY THREE WAYS OF GATHERING AND
G (1 DATUM/SECOND, STATISTICAL DATA
OUS DISCREET DYNAMIC RECORDING,
(UP TO 500 DATA/SECOND) WITH A SET
ALYSIS (EVERY MINUTE), AND RECORDED
NGING FROM 1 HOUR TO 1 DAY).
ENTIAL). ALL DATA IS RECORDED AT THE
REQUEST OR FOR AN EVENT (A FILE
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5. MONITORING CHALLENGE INVIADUCTS ARROYO DELVIADUCTS – ARROYO DEL
• Continuous structure divided in 27 sec• Continuous structure divided in 27 sec
The work’s total length is 1.755,00 m.
• The span between pier 14 and 15 is 13• The span between pier 14 and 15 is 13
of an ogival arch with a 132 m span an
Th t t l b f t ll d i t i• The total number of controlled points is
obtained.
- Displacements on founda- Relative displacements oA l ti d b- Accelerations caused by c
- Vertical accelerations- Wind speed (gusts)Wind speed (gusts)- Train speed- Temperatures
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N HIGH-SPEEDL VALLEL VALLE
ctions with 52 50+25×66 00+52 50 m spansctions with 52,50+25×66,00+52,50 m spans.
32 m; the support in between has the shape32 m; the support in between has the shape
nd 50,4 m deflection.
65 f hi h 260 i t l h l bs 65, from which 260 virtual channels can be
ations and pier heads 22n pier/abutment – deck 8
t if l f d b ki 3centrifugal force and breaking 3129945
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5. MONITORING HIGH-SPEED VVALLE (continued)
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VIADUCT IN ARROYO DEL
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5. MONITORING HIGH-SPEED VIN ARROYO DEL VALLE (cont
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VIADUCT tinued)
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5. MONITORING CHALLENGE INVIADUCTS ARROYO DE LVIADUCTS - ARROYO DE L
• Continuous structure divided in 20 seContinuous structure divided in 20 se
spans. Total length: 1.208,90 m.
• The pier’s height ranges from 10 toThe pier s height ranges from 10 to
• The total number of controlled points is
obtained.obtained.- Displacements on foun
- Relative displacement- Relative displacement- Accelerations caused- Vertical accelerations- Wind speed (gusts)- Strains- Train speed- Temperatures
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N HIGH-SPEEDAS PIEDRASAS PIEDRAS
ctions with 50.40+17×63.50+44.00+35.00 mctions with 50.40 17 63.50 44.00 35.00 m
92 m92 m.
s 81, from which 324 virtual channels can be
ndations and pier heads 20
ts on pier/abutment – deck 8ts on pier/abutment – deck 8by centrifugal force and breaking 2
10974
21
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5. MONITORING HIGH-SPEED VLAS PIEDRAS (continued)
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VIADUCT IN ARROYO DE
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5. MONITORING HIGH-SPEED VLAS PIEDRAS (continued)
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VIADUCT IN ARROYO DE
STRUMENTACIÓN SHM OF HIGH SPEED RAILWAY VIADUCT
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5 MONITORING CHALLENGE HIGH5. MONITORING CHALLENGE – HIGH-
INSTRUMENTATION PR
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SPEED VIADUCTSSPEED VIADUCTS
ROJECT
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5 MONITORING CHALLENGE HIGH5. MONITORING CHALLENGE – HIGH-
RECORDINGS
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SPEED VIADUCTSSPEED VIADUCTS
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5 MONITORING CHALLENGE HIGH5. MONITORING CHALLENGE – HIGH-
RECORDINGS
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SPEED VIADUCTSSPEED VIADUCTS
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5 MONITORING CHALLENGE HIGH5. MONITORING CHALLENGE – HIGH-
RECORDINGS
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SPEED VIADUCTSSPEED VIADUCTS
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5 MONITORING CHALLENGE HIGH5. MONITORING CHALLENGE – HIGH-
RECORDINGS
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SPEED VIADUCTSSPEED VIADUCTS
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5 MONITORING CHALLENGE HIGH5. MONITORING CHALLENGE – HIGH-
RECORDINGS
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SPEED VIADUCTSSPEED VIADUCTS
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5 MONITORING CHALLENGE HIGH5. MONITORING CHALLENGE – HIGH-
ANALYSIS
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SPEED VIADUCTSSPEED VIADUCTS
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