How to get Area / Volume report in Road Estimator only for the Left carriageway portion or within the limiting offset values?

How to get Area / Volume report in Road Estimator only for the Left carriageway portion or within the limiting offset values?

Procedure to get Area / Volume report for left carriageway:

Step:1 Select area/volume report under Report menu



Step:2 In Field Layers option, select the condition as Fixed. 
Step:3 Now enter Offset From and Offset To values as absolute values or press F10 button to select the offsets from Offset Selection window. The offset values should be from left to right e.g. From: LT1 To: RT1
Step:4 Select From Layer and To Layer from the list. 



Step:5 Click on generate button to generate Area/Volume between the Fixed offsets.