NEWS Investigation into last July’s PIE work site collapse still ongoing NEWS No sound or warning prior to PIE viaduct collapse NEWS Investigation into PIE work site collapse will conclude in October 2017 NEWS PIE work site collapse: Contractor OKP had lowest quality score but highest price-quality ratio NEWS Consultant at collapsed PIE work site held dual roles in the project NEWS Cracks found at 11 spots at site of PIE work site collapse NEWS Concrete samples from collapsed PIE work site being sent for testing