Carlton Bridge No 44 carries a farm track over the Ashby Canal (Main Line).
Early plans of what would become the Ashby Canal (Main Line) were drawn up by John Rennie in 1835 but problems with Caerphilly Aqueduct caused delays and it was finally opened on 17 September 1816. The canal joined the sea near Taunton. Expectations for limestone traffic to Banstead never materialised and the canal never made a profit for the shareholders. Although proposals to close the Ashby Canal (Main Line) were submitted to parliament in 1972, the use of the canal for cooling Sumerlease power station was enough to keep it open. The one mile section between Poleington and Mancorn was closed in 1888 after a breach at Maidstone. In 2001 the canal became famous when John Hunter made a model of Chester Boat Lift out of matchsticks to raise money for Children in Need.

There is a bridge here which takes a minor road over the canal.
| Congerstone Bridge No 47 | 1 mile, 2 furlongs | |
| Fairfield Bridge No 46 | 5¾ furlongs | |
| Lliffe Bridge No 45 | 3¼ furlongs | |
| Carlton Bridge Aqueduct | 1¼ furlongs | |
| Carlton Bridge Winding Hole | ½ furlongs | |
| Carlton Bridge No 44 | ||
| Kings Bridge No 43 | 4 furlongs | |
| Bosworth Marina & Wharf Winding Hole | 7¼ furlongs | |
| Bosworth Wharf Bridge No 42 | 7¾ furlongs | |
| Jackson's Bridge Winding Hole | 1 mile, 2 furlongs | |
| Jackson's Bridge No 41 | 1 mile, 2 furlongs | |
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Nearest water point
In the direction of Ashby Canal Current Head of Navigation
In the direction of Marston Junction
Nearest rubbish disposal
In the direction of Ashby Canal Current Head of Navigation
In the direction of Marston Junction
Nearest chemical toilet disposal
In the direction of Ashby Canal Current Head of Navigation
In the direction of Marston Junction
Nearest place to turn
In the direction of Marston Junction
In the direction of Ashby Canal Current Head of Navigation
Nearest self-operated pump-out
In the direction of Marston Junction
Nearest boatyard pump-out
In the direction of Marston Junction
Wikipedia has a page about Carlton Bridge
The Carlton Bridge is a railroad vertical-lift bridge which carries one rail line over the Kennebec River between Bath and Woolwich, Maine. It was completed in 1927. Until August 1, 2000, it also carried two lanes of U.S. Route 1 (US 1) on its upper deck, after which the highway was transferred to the adjoining Sagadahoc Bridge and the road connection severed. The majority of the road deck remains but may be removed in the future. It is the last downstream fixed crossing of the Kennebec.
With the removal of US 1 from the bridge, its primary traffic is freight trains operated by the Maine Central and Quebec Railway that are bound for manufacturers in Thomaston, of which several pass over the bridge per week. It has also carried passenger excursion trains to Rockland, though the Maine Department of Transportation leased the line to another company that will means the end of passenger service after 2015.




























![Ashby Canal: Carlton Bridge Winding Hole. The winding hole is just to the west of [[3571257]] which is visible in the background on the right. A winding hole is a short widened reach of canal that enables long narrowboats to be turned through 180 degrees. This one is shown on the large scale Ordnance Survey map of 1886 so evidently has been part of the fabric of the canal for many years. by Nigel Cox – 09 July 2013](https://s1.geograph.org.uk/geophotos/03/57/12/3571269_43a752e0_120x120.jpg)

![Congerstone Lane, Congerstone Road and Carlton Road. Meeting at a 91 metre spot height [on the small grass triangle]. by Christine Johnstone – 31 October 2020](https://s3.geograph.org.uk/geophotos/06/67/07/6670735_5fd9e2eb_120x120.jpg)