Bar spacing problem

[abduallahadi526479]

Hi
I was designing a simple beam with relative high load but the bars layers is stick to each ever , it should be at less 2.5 cm !
Knowing that i adjusted the preferred bar spacing Emin and Emax to 2.5 cm
please help me to solve this
a picture is attached (ROBOT 2012)
bar spacing.png

[kmarsh]

For anyone who is curious, there is some active discussion on this issue over here: http://forums.autodesk.com/t5/Robot-...lysis/bd-p/351