!89ff
!89ff
is a Marker place
on the Grand Union Canal (Grand Junction Canal - Main Line - Gayton to Brentford) between
Troy Junction Towpath Bridge No 177A (Junction with the private Troy Branch) (3 furlongs
and 1 lock
to the northwest) and
Cowley Peachey Junction (Junction with Grand Union Slough Branch) (6 miles and ¼ furlongs
and 4 locks
to the south).
The nearest place in the direction of Troy Junction Towpath Bridge No 177A is Black Jack's Bridge No 178;
½ furlongs
away.
The nearest place in the direction of Cowley Peachey Junction is Broadwater Farm Bridge No 179 (No access across bridge);
5 furlongs
away.
Mooring here is unrated.
| Marker place "!89fe" | 1¼ furlongs | |
Jack's Lane Mooring Arm (southern entrance)  | 1 furlong | |
| Lock Weir Towpath Bridge No 177C | ¾ furlongs | |
| Black Jack's Lock No 85 | ¾ furlongs | |
| Black Jack's Bridge No 178 | ½ furlongs | |
| Marker place "!89ff" | ||
| Marker place "!89fg" | 1 furlong | |
| Marker place "!89fh" | 1¼ furlongs | |
| Marker place "!89fi" | 1¾ furlongs | |
| Marker place "!89fj" | 1¾ furlongs | |
| Marker place "!89fk" | 2½ furlongs | |