
Stretch of wall and ditch in front of a marching camp gate.
Found on
http://www.encyclo.co.uk/local/20764

A small section of bank and ditch that was designed like a clavicula to break up an assault on the entrance of a Roman marching camp. The size of the bank and ditch matched the width of the entrance to be defended. (There may be some sub-period based differences to the clavicula defence).
Found on
http://www.encyclo.co.uk/local/20766

The staggered obstacle was a short length of ditch with an inner bank built in front of a marching camp gateway to protect the gates from frontal assault. The gates of the Hyginian camp were protected by tituli which were about the same length as the corresponding gap in the vallum and placed at a distance of 60 feet in front. A modification of the…...
Found on
http://www.encyclo.co.uk/visitor-contributions.php

short detached stretch of rampart (and ditch) protecting the gateway of a marching camp
Found on
https://www.encyclo.co.uk/local/20434

'staggered' obstacle This was a short length of ditch with an inner bank built in front of a camp gateway to protect the gates from frontal assault. The gates of the Hyginian camp were protected by tituli which were roughly the same length as the corresponding gap in the vallum and placed at a distance of 60 feet in front. A modification of the tit...
Found on
https://www.encyclo.co.uk/local/20768
No exact match found.