FR2334785A1 - Procede et dispositif pour la detection de defauts dans une structure, notamment dans un corps de chaussee - Google Patents

Procede et dispositif pour la detection de defauts dans une structure, notamment dans un corps de chaussee

Info

Publication number
FR2334785A1
FR2334785A1 FR7537978A FR7537978A FR2334785A1 FR 2334785 A1 FR2334785 A1 FR 2334785A1 FR 7537978 A FR7537978 A FR 7537978A FR 7537978 A FR7537978 A FR 7537978A FR 2334785 A1 FR2334785 A1 FR 2334785A1
Authority
FR
France
Prior art keywords
sensor
vibrating roller
trailer
followed
vibrations
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7537978A
Other languages
English (en)
Other versions
FR2334785B1 (fr
Inventor
Jean-Claude Gramsammer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Laboratoire Central des Ponts et Chaussees
Original Assignee
Laboratoire Central des Ponts et Chaussees
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Laboratoire Central des Ponts et Chaussees filed Critical Laboratoire Central des Ponts et Chaussees
Priority to FR7537978A priority Critical patent/FR2334785A1/fr
Publication of FR2334785A1 publication Critical patent/FR2334785A1/fr
Application granted granted Critical
Publication of FR2334785B1 publication Critical patent/FR2334785B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/12—Analysing solids by measuring frequency or resonance of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geophysics (AREA)
  • Health & Medical Sciences (AREA)
  • Geology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Road Repair (AREA)
FR7537978A 1975-12-11 1975-12-11 Procede et dispositif pour la detection de defauts dans une structure, notamment dans un corps de chaussee Granted FR2334785A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7537978A FR2334785A1 (fr) 1975-12-11 1975-12-11 Procede et dispositif pour la detection de defauts dans une structure, notamment dans un corps de chaussee

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7537978A FR2334785A1 (fr) 1975-12-11 1975-12-11 Procede et dispositif pour la detection de defauts dans une structure, notamment dans un corps de chaussee

Publications (2)

Publication Number Publication Date
FR2334785A1 true FR2334785A1 (fr) 1977-07-08
FR2334785B1 FR2334785B1 (fr) 1979-01-05

Family

ID=9163635

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7537978A Granted FR2334785A1 (fr) 1975-12-11 1975-12-11 Procede et dispositif pour la detection de defauts dans une structure, notamment dans un corps de chaussee

Country Status (1)

Country Link
FR (1) FR2334785A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2446478A1 (fr) * 1979-01-12 1980-08-08 Electric Power Res Inst Procede et appareil de mesure de la largeur d'une fissure entre un tube et son support dans un echangeur de chaleur
EP0122704A2 (fr) * 1983-03-23 1984-10-24 British Gas Corporation Dispositif de guidage pour un furet de pipeline
FR2785678A1 (fr) * 1998-11-05 2000-05-12 France Etat Ponts Chaussees Procede et appareil pour mesurer la portance d'une plateforme
DE102022121128A1 (de) 2022-08-22 2024-02-22 Schott Ag Vorrichtung zur Lichtapplikation

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2446478A1 (fr) * 1979-01-12 1980-08-08 Electric Power Res Inst Procede et appareil de mesure de la largeur d'une fissure entre un tube et son support dans un echangeur de chaleur
EP0122704A2 (fr) * 1983-03-23 1984-10-24 British Gas Corporation Dispositif de guidage pour un furet de pipeline
EP0122704A3 (en) * 1983-03-23 1986-02-05 British Gas Corporation Pipeline pig tracking
FR2785678A1 (fr) * 1998-11-05 2000-05-12 France Etat Ponts Chaussees Procede et appareil pour mesurer la portance d'une plateforme
WO2000028320A1 (fr) * 1998-11-05 2000-05-18 Laboratoire Central Des Ponts Et Chaussees Procede et appareil pour mesurer la portance d'une plateforme
AU752315B2 (en) * 1998-11-05 2002-09-12 Laboratoire Central Des Ponts Et Chaussees Method and apparatus for measuring the load bearing capacity of a platform
US6513384B1 (en) 1998-11-05 2003-02-04 Laboratoire Central Des Ponts E Chaussees Method and apparatus for measuring the load bearing capacity of a platform
DE102022121128A1 (de) 2022-08-22 2024-02-22 Schott Ag Vorrichtung zur Lichtapplikation
EP4327774A1 (fr) 2022-08-22 2024-02-28 Schott Ag Dispositif d'application de lumière

Also Published As

Publication number Publication date
FR2334785B1 (fr) 1979-01-05

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Legal Events

Date Code Title Description
ST Notification of lapse