It will be 2.5 metres higher than the original one.
The idea's to protect the train track and stop the line being closed and damaged as happened during storms in 2014.
Work is expected to being in the Spring and be completed by 2021.
80 million pound Government investment for new Dawlish sea wall
More from Local News
-
Start-up cash for new East Devon town agreed
Marlcombe will be near Exeter Airport
-
Man jailed for helping supply drugs to Devon
Gang member sentenced for five-and-a-half years
-
Pharmacy staff ‘begging for pay’ says Devon MP
Richard Foord contacted by former pharmacy staff
-
Village playpark vandalism
Over £3,000 damage in Willand
-
Devon holiday park named UK's greenest
Cofton named Green SME of the Year
