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Hydraulic Design of Drainage Channels

Channel Selection for Stormwater Control

Excerpts from 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-Engineering Consultants

Hydraulic Design of Drainage Channels

Hydraulic Design of Drainage Channels

Excerpts from 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-Engineering Consultants

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Description of Core Hydrological Terminologies in Flood Control Analysis

Excerpts from 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-Engineering Consultants

Engineering Design and Hydrological Analysis for Effective and Efficient Flood Control

Engineering Design and Hydrological Analysis for Effective and Efficient Flood Control

Excerpts from 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-Engineering Consultants

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Engineering Survey for Effective and Efficient Flood Control By Engineer John Cee Onwualu (FNSE)

Excerpts 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-Engineering Consultants

FINDINGS AND OBSERVATIONS IN FLOOD-PRONE AREAS OF DELTA STATE -2

FINDINGS AND OBSERVATIONS IN FLOOD-PRONE AREAS OF DELTA STATE -2 by Engr. John Cee Onwualu (FNSE)

Well-researched studies were conducted over the entire flood-prone areas, valleys, natural watercourses, swamps, and rivers in Delta State of Nigeria, including existing drains in Asaba, Warri, Effurun, and environs. This is an excerpt from a paper presentation by Engr. John Cee Onwualu

FINDINGS AND OBSERVATIONS IN FLOOD-PRONE AREAS OF DELTA STATE -1

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

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.

Oil Hubs in Delta State, Nigeria by Engr. John Cee Onwualu

This is an excerpt from a paper presented by Engr. John Cee Onwualu to the Nigerian Society of Engineers.

Map of Asaba

Tributaries to the River Niger Within Asaba, DELTA STATE, NIGERIA by engr. john cee onwualu

An excerpt from Paper presentation at the Nigerian Society of Engineers by Engr. John Cee Onwualu.