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HB 138 MODELLGRUNNLAG Krav til grunnlagsdata ... - BA-Nettverket

HB 138 MODELLGRUNNLAG Krav til grunnlagsdata ... - BA-Nettverket

HB 138 MODELLGRUNNLAG Krav til grunnlagsdata ... - BA-Nettverket

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2.2.4 Grunnlagsdata for tunneler............................................................................................17<br />

2.2.5 Installasjoner i grunnen..................................................................................................17<br />

2.2.6 Lag i grunnen ..................................................................................................................18<br />

2.2.7 Dokumentasjon fra tidligere prosjektfaser.....................................................................18<br />

2.2.8 Tematiske geodata .........................................................................................................18<br />

2.3 Kvalitetskrav <strong>til</strong> <strong>grunnlagsdata</strong> ...........................................................................................20<br />

2.3.1 <strong>Krav</strong> <strong>til</strong> stedfestingsnøyaktighet .....................................................................................20<br />

2.3.2 <strong>Krav</strong> <strong>til</strong> datum og projeksjon ..........................................................................................21<br />

2.3.3 <strong>Krav</strong> <strong>til</strong> metadata for <strong>grunnlagsdata</strong>...............................................................................21<br />

2.3.4 <strong>Krav</strong> <strong>til</strong> format.................................................................................................................21<br />

2.3.5 Navngiving av <strong>grunnlagsdata</strong>..........................................................................................22<br />

2.4 Bes<strong>til</strong>ling av <strong>grunnlagsdata</strong> ................................................................................................23<br />

2.4.1 Generelt..........................................................................................................................23<br />

2.4.2 Eksisterende situasjon....................................................................................................23<br />

2.4.3 Høydegrunnlag for terrengoverflatemodeller................................................................23<br />

2.4.4 Grunnlagsdata for Tunneler ...........................................................................................23<br />

2.4.5 Installasjoner i grunnen..................................................................................................24<br />

2.4.6 Lag i grunnen ..................................................................................................................24<br />

2.4.7 Dokumentasjon fra tidligere prosjektfaser.....................................................................25<br />

2.4.8 Tematiske geodata .........................................................................................................25<br />

2.4.9 Sjekkliste ved bes<strong>til</strong>ling av <strong>grunnlagsdata</strong> (Flytt <strong>til</strong> vedlegg) ..........................................26<br />

2.5 Distribusjon av <strong>grunnlagsdata</strong> ...........................................................................................27<br />

3 Modeller.........................................................................................................................................28<br />

3.1 Generelt om modeller..........................................................................................................28<br />

3.1.1 Bruk av modeller i vegprosjekter....................................................................................28<br />

3.1.2 Modelltyper....................................................................................................................28<br />

3.1.3 Modellbeskrivelser ......................................................... Feil! Bokmerke er ikke definert.<br />

3.1.4 Utveksling av modelldata ...............................................................................................29<br />

3.1.5 Geometrityper................................................................................................................31<br />

3.1.6 Objekter..........................................................................................................................31<br />

3.1.7 Metadata <strong>til</strong>hørende objekter og modeller....................................................................32<br />

3.1.8 Objekters status i modell................................................................................................32<br />

3.1.9 Navngiving av lag............................................................................................................32<br />

3.1.10 Datum og projeksjoner...................................................................................................33<br />

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