Check to make sure the layer the objects are on is not locked. And that the file itself is not read only.
I also use 2004 and the only time I can't delete something is if I have locked the layer and forgot that I did it.
Good luck.
Bruce
I have not had much luck with Excel importing straight into Autocad but I recently found this software and have used it a couple of times now with very good results.
I brought in large drainage structure tabulations sheets without much of a problem.
It does cost about 25 or 30 dollars for the...
Thanks to all that replied. I had made some assumptions related to using the median pipe diameter and average slope etc in doing my calculations, but I wanted some input from people who are more proficient in drainage.
I have someone checking my calcs now, to verify my design.
Again thanks.
I need some help with calculating the wetted perimeter for pipes in my TC calc. I have pipes starting at 18" (upstream end) diameter, then 24" and 30" at the pond end.
I am somewhat confused by how to calculate for each pipe plus need to know if I average the combination of the three sizes for...