Tuesday, January 30, 2018

Maita - B3 Post

What are the current problems with Revit/BIM?

I believe that even though Revit and other BIM programs have mostly positive impacts, there are some problems with them. One of my main problems with Revit is the current availability as a program. This may not be considered a huge problem with the program as a whole but I do know a lot of different people who share this same opinion. During coops at Drexel, most students use BIM software like Revit or AutoCAD but more often CAD than Revit. In addition to this, there are little to no classes offered that teach students any sort of BIM. Freshmen have a half quarter course on CAD but that is about it. Revit is also not the most user-friendly program, especially if someone has experience in CAD and think that some of the techniques they have learned could be used in Revit. Things as simple as the move command have different shortcuts and are executed differently between the programs. I believe that this makes it harder for people to initially get the grasp of Revit and may turn some people away from the program.


Revit and other BIM programs have problems addressing other needs of engineers. Advanced structural analysis cannot be performed in many BIM programs which causes engineers to either create their designs in other programs, like SAP2000, or complete the calculations by hand. There is no good way to transfer the data that a user has inputted into Revit to other programs to perform other types of analysis on them. The same goes for HVAC analysis of buildings. Revit gives the user the ability to insert many ducts and vents into their building and to perform an okay flow analysis but to perform any high-level analysis of the building, all data must be input into another program, like eQuest. As stated above and in my post last week about interoperability, Revit currently does not allow the users to efficiently move their models into other programs for advanced analysis and does not offer means to perform the said analysis in the program itself.

Comments
Jordan: I like your point that soon buildings are going to be downloaded by a computer program rather than an engineer. I disagree somewhat with your post, however, I do think there will need to be a human element for design and construction. Your addition of the video was helpful to your point. 

Tyler: I completely agree with your friend Alex on all the problems and struggles that were faced with Revit. I also think that the point of using a personal story helps explain your point. I have experienced a lot of problems with Revit and have been in their shoes with the having to explain how programs work to other employees.

Chris: I like your comparisons between CAD and Revit; I think that Revit is a great program but CAD is always going to have a place in the field. I think CAD can be used for some simpler drawings and Revit is very useful for more complicated drawings or buildings.



2 comments:

  1. agree with you about BIM tools can't replace the work of engineer especially if you have "high level analysis" as you stated but some tools are considered fair enough to perform design or simulations for analysis, but may be design in terms of a structural aspects still remain a mystery.

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  2. Andrew,

    You wrote a very nice introduction on Revit and BIM, I believe that sharing your own experience is always a good way of getting people into context of what you are writing about. Interoperability among programs is a problem that many have addressed and I share the same point of view. You also went into detail even compared programs like eQuest to other programs like Revit. Maybe another big problem could be that the rate of machines replacing humans will start to grow exponentially again, like in the industrial revolution? It is definitely a big problem for a big discussion and I'm looking forward to talk about it in class.

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