er nivellering - evins.dk
er nivellering - evins.dk
er nivellering - evins.dk
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Indholdsfortegnelse<br />
Nivell<strong>er</strong>ing<br />
Træfagenes Byggeuddannelse<br />
Hvad <strong>er</strong> nivell<strong>er</strong>ing ? ............................................................................................................ 3<br />
Danmark <strong>er</strong> blevet opmålt 3 gange siden 1885: .................................................................. 4<br />
Eksempl<strong>er</strong> på kot<strong>er</strong> og ændring<strong>er</strong> af disse: ......................................................................... 4<br />
DNN, G.M.1891: .................................................................................................................. 5<br />
DNN, G.I.1944: .................................................................................................................... 5<br />
K.N.1944 .............................................................................................................................. 5<br />
Lokalt ................................................................................................................................... 6<br />
DVR 90 (Dansk V<strong>er</strong>tikal Ref<strong>er</strong>ence 1990 ............................................................................. 6<br />
Sammenhængen mellem kotesystem<strong>er</strong>ne med udgangspunkt i K.N.1944.......................... 6<br />
Kot<strong>er</strong> kan både være positive og negative ........................................................................... 6<br />
Faste fikspunkt<strong>er</strong> i Danmark ................................................................................................ 7<br />
Vat<strong>er</strong>pas: ............................................................................................................................. 8<br />
Vandslange: ......................................................................................................................... 8<br />
Nivell<strong>er</strong>ingsinstrument:......................................................................................................... 9<br />
og et stadie (også kaldet målestok) ................................................................................... 10<br />
Klargøring: ......................................................................................................................... 11<br />
Libell<strong>er</strong>: .............................................................................................................................. 12<br />
Dåselibellen: ...................................................................................................................... 12<br />
Rørlibellen: ......................................................................................................................... 13<br />
Disse instrument<strong>er</strong> findes: ................................................................................................. 13<br />
Opstillingssted: .................................................................................................................. 14<br />
Instrumentets rækkevidde: ................................................................................................. 15<br />
Stadieopstilling med fl<strong>er</strong>e opstilling<strong>er</strong>: ................................................................................ 15<br />
Finindstilling af trå<strong>dk</strong>ors: ................................................................................................. 17<br />
Indstilling mod et punkt: .................................................................................................. 18<br />
Stadi<strong>er</strong>: ........................................................................................................................... 19<br />
Stadie med millimet<strong>er</strong>angivelse: ..................................................................................... 20<br />
Side 2
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