Hello. Thanks for mapping.
Please solve the issues listed on the Issue triangle before you upload your mappings.
About tagging of highways.
How to decide which tag to be used.
How to measure the width of a trace In Ideditor:
Command Ctr+shift+M  shows the  measuring dimensions tab.
After that command, select add line.
Zoom in very far (20 - 25 mtr) so that you have a good view on the shoulders of a road.
Then draw a line between the shoulders.
You can read the value in the measurement tab. (select Metric value)
<2 mtr tag it Path
> 2 mtr tag it unclassified, residential or track depending on the situation. 
 Delete the line after measuring.
See the wiki african highways to decide which tag to be used.

https://wiki.openstreetmap.org/wiki/Highway_Tag_Africa
Best regards and keep mapping