THE Department of Public Works and Highways (DPWH) is accelerating flood mitigation efforts nationwide as the rainy season sets in, emphasizing the need for faster drainage of floodwater in low-lying and flood-prone communities.Public Works Secretary Vince Dizon said on Wednesday that President Ferdinand Marcos Jr. directed the DPWH to ensure that floodwaters recede quickly to minimize disruptions to residents, motorists and commuters affected b…