MANILA, Philippines — As part of the national government’s “Oplan Kontra Baha” to solve widespread flooding, the Department of Public Works and Highways (DOH) on Saturday said that it has so far declogged 60.1 percent of Metro Manila’s drainage system.  Based on the DPWH’s overall accomplishments in its flood control program as of Friday, the agency said it had declogged 2,770.61 cubic meters of drainage out of the target volume of 4,606.80 cubic meters across 48 locations.  READ: Marcos launches P2-B cleanup of Metro Manila waterways The DPWH added that 4.2 percent of the waterways in Metro Manila had been desilted. […]... Keep on reading: DPWH says it has declogged 60% of Metro Manila drainages