Ibadan resident have expressed worry over the use of sub-standard products in building.
A building under construction in the Onireke area of Ibadan has caved in injuring about eight casual workers at the site.
Eyewitnesses who spoke with TVC NEWS say the structure suddenly came down with a loud bang attributing the incident to the use of sub standard building materials.
Speaking with TVC NEWS, a representative of the Architect Registration council of Nigeria, Tunji Bolu assured that the body would investigate the cause of the accident and the outcome would be made public while also advising government and other corporate bodies to always engage the services of professionals in the construction project.