Two people were injured on Wednesday morning following a truck fire at the High and Church Road intersection in Worcester.
ER24 spokesperson, Russel Meiring said emergency services ar rived on the scene shortly after 6am.
"A large tanker truck, carrying an unknown chemical, was found in the intersection well alight," he said.
"Brede Fire Services battled the blaze while paramedics tended to two patients. Assessments showed that both patients had sustained minor to moderate injuries."
Meiring said the patients were treated and taken to Mediclinic Worcester for further medical treatment.
Brede Fire Services were still on scene hours after the explosion, tending to several buildings that were damaged in this incident.
Local authorities were on the scene for further investigations.
A paramedic, who was on the scene at the time of the explosion, told the Daily Voice they are also reeling in shock and trauma.
"(We) were on scene when the explosion happened and even the medical staff who was there felt the explosion.
"Luckily none of them were injured.
"The factory shop also burnt.”
Provincial traffic chief, Kenny Africa confirmed several road closures in the area.
"There are road closures to Worcester from the N1, Meirings Park entrance as well as road closures in High Street, Smit Street, Field Street, Brown Street and Church Street.
"This is as a result of a gas truck that exploded in the area. The public is encouraged to make use of other routes, reduce speed and exercise caution."