A three-storey building under construction has collapsed in Kapsabet town, Nandi County.
The structure, said to be a hospital, came tumbling down during construction works on Thursday mid-morning.
Scores of construction workers were feared trapped in the rubble.
Hundreds of villagers were battling to save lives using hoes and shovels by the time of going to press.
An earthmover was also on the site, scooping collapsed concrete and stones.
Developing story. More follows.