Twenty-nine people were killed and 392 injured in 376 traffic accidents on Tuesday, the fourth day of the Songkran road safety campaign.

The figures raised the total number of accidents during the four days (April 10-13) to 1,465, with 152 deaths and 1,494 injuries.

The death toll, 29, was down on Monday's 54 killed on the roads.

On Tuesday, speeding was blamed for 36% of accidents, followed by drink-driving, 28%.

Nearly one-third of the accidents, 32%, happened between 4pm-8pm.

Nakhon Si Thammarat in the South recorded the most accidents,16, and most injuries, 17.

The provinces with most deaths were Bangkok and Kalasin, with three each.

There were 1,913 main checkpoints operating across the country. A total of 350,920 vehicles were stopped for a check and 70,130 drivers were charged with various offences - including 18,950 for driving without a licence and 17,530 motorcyclists not wearing a crash helmet.

The province with the highest number of accidents was Nakhon Si Thammarat, with 65, which also recorded the most injuries, 69.

Khon Kaen in the Northeast reported the highest death toll, eight.