Tag Archives: AutoCAD as built

Unlearning line: what is LOD 500?

This gallery contains 15 photos.

Can a survey scale relate to a BIM* LOD? “LOD 500: The Model Element is a field verified representation in terms of size, shape, location, quantity, and orientation. Non-graphic information may also be attached to the Model Elements.” Ref AIA, … Continue reading

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CAD … touching the Surface

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New year, new tablet, new CAD. CAD by touch on the Surface Pro 4 is interesting. On the face of it the Surface is an ideal ‘CAD on the go’ platform: plenty of processing grunt and good battery life. Sure … Continue reading

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This gallery contains 13 photos.

New guidance. In providing a client with a specification for historic building survey I had a reminder that Historic England has published new guidance on drawing so I took the time to read it through. It is a guide to … Continue reading

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Protected: Disto S910 +TheoLt = cheap BIM capture?

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Protected: RP Elevations by TheoLt & QGIS

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GeoMax Zoom 80 & TheoLt

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A generic, ‘no frills’ robotic TST is not something you’d necessarily associate with Leica but the parent company Hexagon has provided just that with the GeoMax Zoom 80, a TCRA 1200 in all but name supplied as a current product … Continue reading

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ArchDoc 2013: dawn of the new photogrammetric age

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On returning from ArchDoc 2013 I have come home with the clear impression the camera is by far and away the most powerful and effective tool in the box. Here I summarise the state of the art by looking at some common misunderstandings about technique. Continue reading

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Check the sketch: getting down to detail

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I recall being called an ‘old school’ surveyor by a survey manager in a suit (who should have known better) when I suggested the site sketch is still the ‘last best resort’ in mapping building deatils. Since then I have … Continue reading

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I love it when a plan comes together!

This gallery contains 14 photos.

Getting a precise plan of a building like this needs a good control network: I went for a classic  loop of stations to fix the exterior footprint with a spine though the building to hang resections from. With this project … Continue reading

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TheoLt key pad

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I’m helping out on a big survey and we’re nearly done with the total station work, the missing bits are now apparent and it’s time to move into detail. Generally I’m happier knocking out a measured sketch but on this … Continue reading

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