!1b4c
!1b4c
is a Marker place
on the River Shannon - Portumna to Athlone between
Shannon - Grand Junction (Junction of River Shannon with the Grand Canal and the Ballinasloe Branch) (8 miles and 3 furlongs
and 1 lock
to the east) and
Portumna (Northern end of Lough Derg) (6 miles and ¾ furlongs
to the southwest).
The nearest place in the direction of Shannon - Grand Junction is Victoria Lock;
2 miles and 2½ furlongs
away.
The nearest place in the direction of Portumna is Portumna Lift Bridge;
5 miles and 1½ furlongs
away.
Mooring here is unrated.
| Marker place "!1b4h" | 7½ furlongs | |
| Marker place "!1b4g" | 4½ furlongs | |
| Marker place "!1b4f" | 3¾ furlongs | |
| Marker place "!1b4e" | 2¾ furlongs | |
| Marker place "!1b4d" | 1¼ furlongs | |
| Marker place "!1b4c" | ||
| Marker place "!1b4b" | 1¼ furlongs | |
| Marker place "!1b4a" | 2 furlongs | |
| Marker place "!1b49" | 2¾ furlongs | |
| Marker place "!1b08" | 4¼ furlongs | |
| Marker place "!1b07" | 4¾ furlongs | |