This document provides information about the Ilagan-Divilacan Road Rehabilitation and Improvement Project in Isabela Province, Philippines. It discusses the need for the project to connect inland and coastal areas of the province for economic development. The 82 km project will upgrade the existing road to an all-weather standard with concrete bridges and culverts at an estimated cost of 2.28 billion pesos. It is expected to benefit residents through improved access to services, opportunities in agriculture, ecotourism and renewable energy. An environmental impact assessment was conducted to identify effects on land, water, and wildlife and determine mitigation measures during construction and operation.