It’s a kind of magic!

23.08.2010

Transferring any design from a drawing onto the ground will always involve a variable amount of interpretation – but hardly any more – and I am thrilled.

As a non-machine-driving architect, you are absolutely relying on the guy on the machine to do a good job for you. Some architects are privilege enough to benefit from working with experienced “shapers” – guys who can make any architect's work look good. In fact, the architect can sometimes get away with only delivering some very rough sketches leaving it up to the shaper to do the rest of the detailing.

However, experienced shapers are expensive guys to have on site and therefore I have never had the chance to work with one of any of my jobs. Added to this is the fact that I mostly work on clay sites and I have over time and out of necessity been pushed towards having to do rather detailed drawings - you know, lots of contour lines, spot heights etc. I don’t mind though - I enjoy working on the details, imagining how it will all work out in a 1:1 scale - in all, I believe that handling the contours has become one of my true technical strengths as an architect.

I do use a CAD program - “moving” the contour around on the screen is somewhat easier than with the old pencil and rubber. However, no matter the quality of the drawings you are still relying on the guy on the machine to transfer the design from the drawing onto the ground. This job involves obvious technical skills but also a capability to interpret the design as it was intended by the architect. In my case it has not always been a successful experience. Sometimes I have been lucky enough to get a guy who could actually “read” my drawing and work magic translating this onto the ground but other times the contractor has provide me with an inexperienced driver and my work just could not turn out as it should have. The truth is though, that I do not really want a high-flying shaper on the job - what I need is a great machine driver who can make sure that it is my design and not his that goes on the ground, if not, what’s the point of being the architect on the job!

And so it happened – PURE MAGIC. The development I am working on at the moment started construction in April this year and the way the design goes on the ground is nothing but revolutionary in the world of golf course design.

For various reasons the project had been delay for a few years so I did the drawings a while back. When we started on site this spring the contractor informed me that they had just installed a GPS system in their machines and that they could now upload my electronic design files directly onto the computer in each digger/dozer on site.

However with 250mm contour lines on the drawings the detailing turned out to be too rough to get a good end result - and it showed. The contractor therefore asked me to add 50mm contours to the drawing. ARE YOU MAD I asked! This was insane; I knew my drawings were good so if they were any good at their job they should be able to do the job right using the existing drawings. Anyway, the contractor convinced me to do a test and I added the 50mm contours to one of the green drawings. The new file was uploaded and what followed was pure magic.

There was not even a post to show the centre of the green as the machine started working its way across the green site. It was like dragging a magic wand over the surface leaving behind it an exact model of what was on the drawing – I did not have to check it - it was almost scary. Scary because one of my (not so few) concerns had been a small doubt that perhaps I was not as hot at my job as I thought, and if so, it was about to show. Well I am off the hook and can rightfully say that I am in fact GOOD at what I do (not always perfect but most of the time Smiley)

Since the test, 50mm contours have been added to all green drawings. The contractor had to pay for this extra work to be done but it paid off – in fact he says that the job can be done twice as fast. Add to this that the result is better than ever, it is almost too good to be true.

Discussing the matter with several colleagues, the response varied from sheer horror to great fascination. One of my good friends stated that this would take the last artistic bit out of golf course design but I really disagree - what is happening is just the opposite. Drawing up such detailed drawings does take time but also allows me to be more creative than before and to do much more complex designs - good drawings are no longer wasted since the design is no longer lost in the interpretation of the drawing.

The interpretation that takes place when translating the design from the drawings (files) onto the ground has not fully been eradicated but one thing is sure - the architect is back in charge.

I have learned so much doing this project both technically and design wise. But yes, using these tools does change the job of the architect; new skills are required and it does add more responsibility too. This method will not work for all architects and might leave some of the traditional shapers unemployed for which I am sorry but this tool allows the architect to be the architect and I can’t help feeling so appreciative and excited about this.

Above 14th green with 50mm contours added (green lines). The contractor gets the data as a CAD file. The contours have x,y,z values which the driver/machine uses to get the levels right. 

Below a snapshot of the full detail drawing of the 14th green before 50mm contours were added.

 

 

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Alexis Pruitt from canada

lørdag, 21-01-12 14:31

I comfirm that you do really very perfect idea connecting with this topic. You should compose the thesis pdf for thesis writing service or make our own dissertation service and some guys would buy a dissertation at this service.

 

Line Mortensen

tirsdag, 24-08-10 11:08

Thanks for the comments!

Jeremy, if I could insist on GPS to be used on site I would. The GPS seems to give me a level quality control I have never experienced before unless I am full time on site but even so, the GPS seems faster than me waving my arms about until things get right on site. Also, starting using the GPS I have so fare only made one change on site since and yes, it was my mistake. Most architects will never discover if details in their drawings doesn’t work or give the result they are looking for. They will either blame the shaper :-) for not doing a good job or the shaper will have fixed the issue before the architect gets on site. With GPS you get what you ask for - scary I know, but this also pushes me to develop the quality of my work, which I find to be a great challenge. However back to the question - until most contractors have the system I do not think I will be in a position where I can insist having the GPS available.

Frank. Frank is one of my guys on site – he’s gooood on the dozer, so thanks for making my design look good Frank! Before I get every shaper on my back let me just say this; using GPS does not eradicate the use of a good shaper – it’s just a different way of working where the architect has more influence on the result than previously – the skills of the shaper is still very much needed and the shaper and the architect will still have to work together to get the right finish.

Robert – according to Frank’s comment in Danish the finished result will be good, however we are absolutely drowning on site at the moment so unfortunately I don’t think we will be able to “show off” until some time next year:-)

Nikolaj, we did try to create a surface model from the 250mm contours but it turned out to bee too rough – the finishing on the green, around bunkers, mounds etc. were not satisfactory - therefore a greater detail was needed. I understand that you can give me the 100 or 1mm contour lines after you have created the surface model but what must be important is the data’s that goes in, in order to create the surface in the fires place – we have done this by using 50mm contours but I would not be surprised if there are other ways of going about this. I am no wizard at this, I am simply using a tool – I use MicroStation and not AutoCAD so I can’t comment on the tool you have available; however what I found when I added the 50mm contours was mainly 2 thing. Firstly I could get everything more detailed, more flowing and more subtle. Secondly I found that some of the shapes I thought I had created when using the 250mm contours just could not work – you could say that I found the weak spots that the shaper otherwise would be struggling with on site.

One huge downside to all this is though that the architect will need to know if the contractor will be using GPS or not before the drawings are done since the information on the drawing must suit the construction method in order to get a fair result.

 

Nikolaj Halborg from HLM - Halborg Landmåling

mandag, 23-08-10 22:03

Nice to see that you can make Frank work :)

Actually dont have make 50mm contours, but what you do need when making a 3D modelle, is a Surface. I use AutoCAD Civil 3D, and with this I make a lot of 3D models for Trimble, MikroFyn and Topcon. And here I have 3D surface of green, fairway, tee's and all the way out to rough. And with a Surface, you can make 10m contours or 0.001 mm contours, just bye the push of a button.

Best regards
Nikolaj Halborg

 

Robert Harrington from International

mandag, 23-08-10 18:34

It will be interesting to see the finished result using this new technology.

 

frank andreasen from kildebjerg/ry

mandag, 23-08-10 18:20

dejligt at se en arkitekt der har set lyset i gps designet line :)
nu skal vi bare ha resten af golfverdenen overbevist ..og med det resultat vi får ud af det herude så tror jeg det er godt på vej

frank

 
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