Advanced Pricing Basis Code 8 function after Order Level Adjustment

I have an advanced pricing order level adjustment setup to create a freight line for certain circumstances, i.e. if the order is $0-$100, add a $10 freight line, $100-$200, add $15 etc...  This works fine, however I have certain circumstances where the customer should not receive a freight line, but it is not based on customer master info.  We have our own truck delivery routes, if a particular order is going to go on our own truck, the customer should not be charged freight.  However, the same customer may be on a route this time, but their next order may