CA1002744A - Optical system for datum establishment in roadway maintenance - Google Patents

Optical system for datum establishment in roadway maintenance

Info

Publication number
CA1002744A
CA1002744A CA200,161A CA200161A CA1002744A CA 1002744 A CA1002744 A CA 1002744A CA 200161 A CA200161 A CA 200161A CA 1002744 A CA1002744 A CA 1002744A
Authority
CA
Canada
Prior art keywords
datum
establishment
optical system
roadway maintenance
roadway
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.)
Expired
Application number
CA200,161A
Inventor
John M. Waters
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.)
British Railways Board
Original Assignee
British Railways Board
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
Priority claimed from GB2463773A external-priority patent/GB1463973A/en
Application filed by British Railways Board filed Critical British Railways Board
Application granted granted Critical
Publication of CA1002744A publication Critical patent/CA1002744A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B35/00—Applications of measuring apparatus or devices for track-building purposes
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/004—Devices for guiding or controlling the machines along a predetermined path
    • E01C19/006—Devices for guiding or controlling the machines along a predetermined path by laser or ultrasound
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B2203/00—Devices for working the railway-superstructure
    • E01B2203/16—Guiding or measuring means, e.g. for alignment, canting, stepwise propagation

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
CA200,161A 1973-05-23 1974-05-16 Optical system for datum establishment in roadway maintenance Expired CA1002744A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2463773A GB1463973A (en) 1973-05-23 1973-05-23 Optical systems for datum establishment
GB3323873 1973-07-12

Publications (1)

Publication Number Publication Date
CA1002744A true CA1002744A (en) 1977-01-04

Family

ID=26257215

Family Applications (1)

Application Number Title Priority Date Filing Date
CA200,161A Expired CA1002744A (en) 1973-05-23 1974-05-16 Optical system for datum establishment in roadway maintenance

Country Status (6)

Country Link
JP (1) JPS5041203A (en)
CA (1) CA1002744A (en)
CH (1) CH586323A5 (en)
DE (1) DE2424916C3 (en)
FR (1) FR2230803B1 (en)
IT (1) IT1012826B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3145823C2 (en) * 1981-11-19 1984-04-12 Fa. Carl Zeiss, 7920 Heidenheim Device for determining points
FR2681886B1 (en) * 1991-09-30 1994-02-11 Etat Francais Lab Ponts Chaussee METHOD AND DEVICE FOR MEASURING THE AVERAGE THICKNESS OF A GROUND LAYER.
DE10303177A1 (en) * 2003-01-27 2004-07-29 Max Bögl Bauunternehmung GmbH & Co. KG Alignment of prefabricated parts in rigid roadway or track, especially for railway slab track permanent way, whereby a moving device with a tacheometer is used to measure target points and compare actual and set positions

Also Published As

Publication number Publication date
FR2230803A1 (en) 1974-12-20
DE2424916A1 (en) 1974-12-12
DE2424916C3 (en) 1978-08-31
DE2424916B2 (en) 1977-12-01
IT1012826B (en) 1977-03-10
FR2230803B1 (en) 1976-12-24
JPS5041203A (en) 1975-04-15
AU6907474A (en) 1975-11-20
CH586323A5 (en) 1977-03-31

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