{"id":20603,"date":"2025-07-24T11:58:11","date_gmt":"2025-07-24T06:28:11","guid":{"rendered":"https:\/\/eng.pdn.ac.lk\/civileng\/?page_id=20603"},"modified":"2025-08-04T11:45:07","modified_gmt":"2025-08-04T06:15:07","slug":"ce205","status":"publish","type":"page","link":"https:\/\/eng.pdn.ac.lk\/civileng\/ce205\/","title":{"rendered":"CE205"},"content":{"rendered":"\t\t
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Engineering Hydrology - CE205 <\/h2><\/span><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Credits : 3<\/p>\n

Prerequisites : –<\/p>\n

Compulsory\/Optional : Compulsory<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Aim(s)<\/th>\n<\/tr>\n<\/thead>\n
To introduce the essential componAents and function of the hydrologic cycle including precipitation, evaporation\/evapotranspiration, overland flow and surface storage, groundwater flow and storage, and channel flow and to be able to perform engineering hydrology computations in the analysis of unit hydrograph, routing, frequency analysis, and groundwater flow.<\/span><\/td>\n<\/tr>\n<\/tbody>\n
Intended Learning Outcomes<\/th>\n<\/tr>\n<\/thead>\n
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On successful completion of the course, the students should be able to;<\/span><\/p>\n

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  1. Describe the governing processes of the hydrological cycle including exchange processes between atmosphere and soil surface, surface water runoff, and groundwater.<\/li>\n
  2. Formulate hydrological processes in mathematical terms.<\/li>\n
  3. Solve problems related to water resources development including groundwater and surface water.<\/li>\n
  4. Recognize the limitations of hydrological data.<\/li>\n<\/ol>\n<\/td>\n<\/tr>\n<\/tbody>\n
Course content\/Course description<\/th>\n<\/tr>\n<\/thead>\n
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  1. Hydrological processes :<\/a> Introduction, hydrological processes (precipitation, interception, depression storage, evaporation, transpiration, evapotranspiration, infiltration and stream flow) and their measurement<\/li>\n
  2. Hydrograph analysis :<\/a> Shape and components, effective rainfall, unit hydrograph, synthetic unit hydrograph, instantaneous unit hydrograph, hydrologic storage routing, hydrologic channel routing<\/li>\n
  3. Frequency analysis :<\/a> Recurrence interval, return period, frequency factor method, plotting position method, risk analysis<\/li>\n
  4. Groundwater hydrology :<\/a> Subsurface water, aquifers, Darcy\u2019s law, steady groundwater flow (unidirectional and radial flow), recharge and barrier boundaries; unsteady groundwater flow<\/li>\n<\/ol>\n<\/td>\n<\/tr>\n<\/tbody>\n
Recommended Texts<\/th>\n<\/tr>\n<\/thead>\n
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  1. Subramanya, K 2013, Engineering Hydrology, Tata McGraw-Hill Publishing Company Limited, New Delhi.<\/li>\n
  2. Chow, Ven Te, Maidment, DR & Mays, LW 1988 Applied Hydrology, McGraw-Hill Book Company, Singapore.<\/li>\n<\/ol>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
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    Time Allocation<\/th>\nHours<\/th>\n<\/tr>\n<\/thead>\n
    Lectures<\/td>\n35<\/td>\n<\/tr>\n
    Tutorials<\/td>\n8<\/td>\n<\/tr>\n
    Practical<\/td>\n–<\/td>\n<\/tr>\n
    Assignments<\/td>\n4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
     <\/div>\n
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    Assessment<\/th>\nPercentage Marks<\/th>\n<\/tr>\n<\/thead>\n
    In-course<\/td>\n<\/tr>\n
    Tutorials\/Quizzes<\/td>\n20<\/td>\n<\/tr>\n
    Mid Semester Examination<\/td>\n30<\/td>\n<\/tr>\n
    End-semester<\/strong><\/td>\n50<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

    Engineering Hydrology – CE205 Credits : 3 Prerequisites : – Compulsory\/Optional : Compulsory Aim(s) To introduce the essential componAents and function of the hydrologic cycle including precipitation, evaporation\/evapotranspiration, overland flow and surface storage, groundwater flow and storage, and channel flow … <\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-20603","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/pages\/20603","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/comments?post=20603"}],"version-history":[{"count":0,"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/pages\/20603\/revisions"}],"wp:attachment":[{"href":"https:\/\/eng.pdn.ac.lk\/civileng\/wp-json\/wp\/v2\/media?parent=20603"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}