from Cebu Daily News -
Heritage training for tunnel workers
go to article

Getting on-site workers clued up on heritage and historic artefacts sounds like a cost-effective idea. However, to think that a lowly-paid construction worker who now recognises artefacts (which might fetch a tidy sum on the black-market) will be more than happy to turn his find in - that's quaint.

Link via SEAArch.
.