1. Key Learning: Look for the green tag before accessing a scaffold
INCIDENT
IP was asked by his Supervisor to check the diameter of a flange. To do so, he had
to access an incomplete scaffold. The scaffolders were nearly finished but were still
securing the ladders to complete the scaffold. After taking the measurement he used
a different ladder that was not secured, he fell when he stepped off the scaffold onto
the ladder
ROOT CAUSES:
Poor supervision on site; multiple contractors were on site with uncertain command
Using unfinished scaffolding
Inadequate supervision
Wrong instruction given
Uncertain command of overall activities
Trainee PDO Supervisor left in charge of high risk site
Failure to intervene by all parties
Lateral Learning
Inadequate management of activities on site
Recommended Actions:
Discuss this alert in toolbox talks and HSE meetings and
Distribute to all contractors
Post on HSE notice boards
Include in site HSE induction
Key Learning:
Look for the green tag before accessing a scaffold
Swollen Ankle
Contact MSE511 for further information or visit HSE website LTI No Alert No February, 2011