GPS has changed the daily work for a lot of peopleCivil GPS Service Interface Committee Stockholm...

Civil GPS Service Interface Committee Stockholm 2009-10-27 A. Engberg

GPS has changedthe daily work

for a lot of people...


…especially forthe land surveying

engineer...

Borås StadsbyggnadskontorOffice for planning and mapping

Surveying

Anders Engberg

Buildning PermitAdministration

Land Mappinging

Planning



How did GPS changeour daily work?

VERKSTÄLLIGHETSFÖRESKRIFTER

TILL1920 ÅRS MÄTNINGSFÖRORDNING

I.

VERKSTVERKSTÄÄLLIGHETSFLLIGHETSFÖÖRESKRIFTERRESKRIFTER

TILLTILL1920 1920 ÅÅRS MRS MÄÄTNINGSFTNINGSFÖÖRORDNINGRORDNING

I.I.

~ ~ ””LawsLaws for thefor the regulationregulationofof surveyingsurveying

in thein the yearyear of 1920of 1920””


Boråstecnique from 1970

Developement of thetriangulare reference

net

BorBorååsstecniquetecnique from 1970from 1970

DevelopementDevelopement of theof thetriangulare reference triangulare reference

netnet


1920

1970

DevelopmentDevelopmentDevelopment

2009


Is Is GNSSGNSS--techniquetechniquethe solution of the solution of everythingeverything??



WhereWhere are the are the referencereference pointspoints??

Numer of Numer of referencereferencepointspoints in Borin Borååss

approximatelyapproximately11000 11000 pointspoints



..


.


Problems?Problems?

unsuitableunsuitable positionposition

deepdeep pointspoints filled with filled with water or water or iceice



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Statistics, numberof field data files

Year

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bero

f file

s


What is a field data file?…for example, control surveying of stake out buildings


What is a field data file?…for example, reciving satellite data

What is a field data file?…for example, collect surveying data for mapping


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ffile

s Traditional technique15 co-workers

1996, we had an economic crisis5 men have been layed off

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ffile

s Better times again, more jobs,the growth curve started to rise

1999, we boughtour first own GPS

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ffile

s Traditional technique + GPS8-9 co-workers

2000, we constructedour own reference

station for RTK

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ffile

s Traditional technique + GPS8-9 co-workers

2003, SWEPOSNet Work RTK

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ffile

s Traditional technique + GNSS8-9 co-workers

Nowdays we produce3 times more than 10

years ago with less staff

I used my GPS...II used myused my GPS...GPS...Civil GPS Service Interface Committee Stockholm 2009-10-27 A. Engberg

HANDLE WITH CARE!

System of ControlCivil GPS Service Interface Committee Stockholm 2009-10-27 A. Engberg

Certificate

Geodesies………………. A plusMathematics.…………… A plusPhysics…………………. A plusPhotogrammetry ………. A plusEchonomics……...……... A plusConstruction technique A plusBuilding techn…..Draw...

Bachelor of Science in Geodesies


Geodesi………………. MVGMatematik……………. MVGFysik…………………. MVGFotogrammetri……….. MVGFastighetskunskap…… MVGFastighetsteknik……… MVGByggnadstekn…Ritningslä...

Mätningsingenjörsexamen…surveyors must beable to judge

what is reasonable ...

Certificate



Compare to a cash dispenser...

QuestionsQuestions????


GPS has changed the daily work for a lot of peopleCivil GPS Service Interface Committee Stockholm...

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