Monthly Archives: August 2021

FINDINGS AND OBSERVATIONS IN FLOOD-PRONE AREAS OF DELTA STATE -1 by Engr. John Cee Onwualu (FNSE)

Studies were conducted over the entire flood-prone areas, valleys, natural watercourses, swamps, and rivers, including existing drains in Asaba, Warri, Effurun, and environs. The studies showed that: i. There were no previous records of survey data and maps for the cities; ii. While Warri had an old Master plan, Asaba had none; iii. A large […]

Hydrological Basins in Delta State, Nigeria by Engr. John Cee Onwualu (FNSE)

This is an excerpt from a presentation at Nigerian Society of Engineers, Asaba Chapter Technical Section of Study & Design of Stormwater Management. & Control by Engr. John Cee Onwualu, Jefcon & Associates Ltd-Civil Engineering Consultants.