The tidal section is from the sea to about 90 kms upstream to Teddington
The tidal part of the Thames starts at Teddington in Middlesex, UK. There are 29 bridges that cross over the tidal part of the Thames.
There are 75 over the non tidal Thames and 29 cross the tidal Thames
75 non tidal and 29 over the tidal part of the Thames
The tidal section is from the sea to about 90 kms upstream to Teddington
The River Thames becomes tidal at Teddington Lock, which is located about 14 miles upstream from central London. This is where the controlled flow of the river starts to be influenced by the tides of the North Sea.
The river Thames is tidal as far upstream as Teddington Lock which is in a suburb of West London.
The tidal flow is 3-4 knots.
There are 130 -200 bridges over the Thames. Possibly the most famous is the Tower Bridge near the centre of London.
68 miles, as far as Teddington
Teddington Lock at Staines, to the West and upstream from London.
because its tidal
Among others, United Kingdom (Thames River) and Italy (Venetian Lagoon)