{"id":{"repo_id":"vt","oai_identifier":"oai:vtechworks.lib.vt.edu:10919/109872"},"canonical_url":"https://search.dev.ndltd.org/etd/vt/oai:vtechworks.lib.vt.edu:10919/109872","repository":{"repo_id":"vt","name":"Virginia Tech","base_url":"https://vtechworks.lib.vt.edu/oai/request"},"display":{"title":"A finite element model to determine the effect of land-use changes on flood hydrographs","abstract":"The finite element theory, in conjunction with Galerkin's residual method, was used to mathematically route overland and channel flow. This numerical procedure was applied to the kinematic equations of one-dimensional transient flow in open channels. A one-dimensional finite element scheme was used to simulate overland flow over the watershed and open channel flow in the main streams, after a finite element grid had been devised for both the watershed and the streams. Rainfall excess, the major input parameter, was obtained as a function of rainfall, depending on soil properties and existing land-use conditions across the watershed, The model was tested and calibrated on a natural watershed, The nature of the finite element procedure allowed changes in land-use to be easily incorporated into the model. The effect of several arbitrary land-use changes upon the response of the river under flood conditions was observed. The effect of changes in the number and size of the elements in the watershed and the streams was also observed along with changes in the size of the time increment.","abstract_html":"The finite element theory, in conjunction with Galerkin's residual method, was used to mathematically route overland and channel flow. This numerical procedure was applied to the kinematic equations of one-dimensional transient flow in open channels. A one-dimensional finite element scheme was used to simulate overland flow over the watershed and open channel flow in the main streams, after a finite element grid had been devised for both the watershed and the streams. Rainfall excess, the major input parameter, was obtained as a function of rainfall, depending on soil properties and existing land-use conditions across the watershed, The model was tested and calibrated on a natural watershed, The nature of the finite element procedure allowed changes in land-use to be easily incorporated into the model. The effect of several arbitrary land-use changes upon the response of the river under flood conditions was observed. The effect of changes in the number and size of the elements in the watershed and the streams was also observed along with changes in the size of the time increment.","abstract_has_math":false,"creators":["Ross, Burton Blakeley"],"institution":"Virginia Polytechnic Institute and State University","degree_name":"M. S.","degree_level":"masters","degree_discipline":"Civil Engineering","degree_department":"Civil Engineering","school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1975,"date_issued":"1975","date_published":"1975","updated_at":"2026-07-22T22:19:07Z","subjects":[],"languages":["en"],"rights":["In Copyright"],"rights_urls":["http://rightsstatements.org/vocab/InC/1.0/"],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/10919/109872","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.department","label":"Department","values":["Civil Engineering"]},{"key":"dc:creator","label":"Author","values":["Ross, Burton Blakeley"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2022-05-09T15:44:55Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2022-05-09T15:44:55Z"]},{"key":"dc:date.issued","label":"Date","values":["1975"]},{"key":"dc:publisher","label":"Institution","values":["Virginia Polytechnic Institute and State University"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"dc:type.dcmitype","label":"Dc Type Dcmitype","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Civil Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M. S."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["Virginia Polytechnic Institute and State University"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["In Copyright"]},{"key":"dc:rights.uri","label":"Rights URI","values":["http://rightsstatements.org/vocab/InC/1.0/"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/10919/109872"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The finite element theory, in conjunction with Galerkin's residual method, was used to mathematically route overland and channel flow. This numerical procedure was applied to the kinematic equations of one-dimensional transient flow in open channels. A one-dimensional finite element scheme was used to simulate overland flow over the watershed and open channel flow in the main streams, after a finite element grid had been devised for both the watershed and the streams. Rainfall excess, the major input parameter, was obtained as a function of rainfall, depending on soil properties and existing land-use conditions across the watershed, The model was tested and calibrated on a natural watershed, The nature of the finite element procedure allowed changes in land-use to be easily incorporated into the model. The effect of several arbitrary land-use changes upon the response of the river under flood conditions was observed. The effect of changes in the number and size of the elements in the watershed and the streams was also observed along with changes in the size of the time increment."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["M. S."]},{"key":"dc:format.mimetype","label":"Dc Format Mimetype","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["A finite element model to determine the effect of land-use changes on flood hydrographs"]}]}],"canonical_facts":{"dc:contributor.department":["Civil Engineering"],"dc:creator":["Ross, Burton Blakeley"],"dc:date.accessioned":["2022-05-09T15:44:55Z"],"dc:date.available":["2022-05-09T15:44:55Z"],"dc:date.issued":["1975"],"dc:description.abstract":["The finite element theory, in conjunction with Galerkin's residual method, was used to mathematically route overland and channel flow. This numerical procedure was applied to the kinematic equations of one-dimensional transient flow in open channels. A one-dimensional finite element scheme was used to simulate overland flow over the watershed and open channel flow in the main streams, after a finite element grid had been devised for both the watershed and the streams. Rainfall excess, the major input parameter, was obtained as a function of rainfall, depending on soil properties and existing land-use conditions across the watershed, The model was tested and calibrated on a natural watershed, The nature of the finite element procedure allowed changes in land-use to be easily incorporated into the model. The effect of several arbitrary land-use changes upon the response of the river under flood conditions was observed. The effect of changes in the number and size of the elements in the watershed and the streams was also observed along with changes in the size of the time increment."],"dc:description.degree":["M. S."],"dc:format.mimetype":["application/pdf"],"dc:identifier.uri":["http://hdl.handle.net/10919/109872"],"dc:language.iso":["en"],"dc:publisher":["Virginia Polytechnic Institute and State University"],"dc:rights":["In Copyright"],"dc:rights.uri":["http://rightsstatements.org/vocab/InC/1.0/"],"dc:title":["A finite element model to determine the effect of land-use changes on flood hydrographs"],"dc:type":["Thesis"],"dc:type.dcmitype":["Text"],"thesis:degree_discipline":["Civil Engineering"],"thesis:degree_level":["masters"],"thesis:degree_name":["M. S."],"thesis:institution_name":["Virginia Polytechnic Institute and State University"]},"updated_at":"2026-07-22T22:19:07Z"}