We can now insert the manhole identification codes.
•Make the SewerMH_codes layer active as described earlier for circle entities and line entities.
•Click on the 
Insert text icon and click on the centre of the first manhole (bottom left of screen) to indicate the text position. In the ensuing Edit simple text box enter S1 in the text box and specify 2 m for the text height:
•Repeat the above step twice to enter the text S2 and S3 for the remaining manholes Your final sewer network now contains manholes, pipes and manhole identification codes:
