There are currently 4 ditch records where Bishop Extension Ditch.

Ditch Number	Ditch Name	Petition Date	Decision Date	Action	Acres Drained	Approximate Cost	Township	VMS Number
467	Bishop Extension Ditch	12 Apr 1897	4 Sep 1897	Constructed	2,244.25	$1,401.91	Paris	2256
1236	Bishop Extension Ditch	6 Aug 1929	30 Oct 1929	Constructed	2,913.25	$3,043.50	Paris	2256
1310	Bishop Extension Ditch	8 Aug 1946	3 Feb 1947	Constructed	2,235.13	$3,539.58	Paris	2256
1353	Bishop Extension Ditch	1 Aug 1956	6 May 1957	Constructed	601.30	$761.65	Paris	2256