{"id":{"repo_id":"brazil-uerj","oai_identifier":"oai:pantheon.ufrj.br:11422/3738"},"canonical_url":"https://search.dev.ndltd.org/etd/brazil-uerj/oai:pantheon.ufrj.br:11422/3738","repository":{"repo_id":"brazil-uerj","name":"Brazil UERJ","base_url":"https://pantheon.ufrj.br/oai/request"},"display":{"title":"Ensaios triaxiais de carga repetida de uma brita","abstract":"Measurements related with repeated-load behaviour, on a crushed-stone aggregate, were made in a large triaxial cell on specimens 100 mm in diameter. Stresses were applied using a pneumatic loading sistem and axial strains were measured using two LVDT's mounted on the top cap. Permanent axial deformation was also observed with a dial gage attached to a devise fixed to the loading rod, out-side the triaxial cell. Measurements of axial repeated-load applied were made by means of a load cell screwed to loading rod. Testing program aimed to study the effect of applied stresses and maximum particle size on resilient deformations, and the effect of applied stresses and number of load applications on permanent deformations. A new model representing the resilient behaviour of crushed-stone aggregates, is proposed in order to improve pavements design and strengthen project methods.","abstract_html":"Measurements related with repeated-load behaviour, on a crushed-stone aggregate, were made in a large triaxial cell on specimens 100 mm in diameter. Stresses were applied using a pneumatic loading sistem and axial strains were measured using two LVDT's mounted on the top cap. Permanent axial deformation was also observed with a dial gage attached to a devise fixed to the loading rod, out-side the triaxial cell. Measurements of axial repeated-load applied were made by means of a load cell screwed to loading rod. Testing program aimed to study the effect of applied stresses and maximum particle size on resilient deformations, and the effect of applied stresses and number of load applications on permanent deformations. A new model representing the resilient behaviour of crushed-stone aggregates, is proposed in order to improve pavements design and strengthen project methods.","abstract_has_math":false,"creators":["Pérez Espinosa, Vicente Robinson"],"institution":"Universidade Federal do Rio de Janeiro","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Medina, Jacques de"],"committee_chairs":[],"committee_members":[],"year":1987,"date_issued":"1987-09","date_published":"1987-09","updated_at":"2026-07-24T01:16:10Z","subjects":["Engenharia Civil"],"languages":["por"],"rights":["Acesso Aberto"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11422/3738","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Medina, Jacques de"]},{"key":"dc:creator","label":"Author","values":["Pérez Espinosa, Vicente Robinson"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2018-03-15T16:28:33Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2026-05-16T03:05:21Z"]},{"key":"dc:date.issued","label":"Date","values":["1987-09"]},{"key":"dc:publisher","label":"Institution","values":["Universidade Federal do Rio de Janeiro"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Instituto Alberto Luiz Coimbra de Pós-Graduação e Pesquisa de Engenharia"]},{"key":"dc:type","label":"Dc Type","values":["Dissertação"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Engenharia Civil"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["por"]},{"key":"dc:rights","label":"Dc Rights","values":["Acesso Aberto"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/11422/3738"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Measurements related with repeated-load behaviour, on a crushed-stone aggregate, were made in a large triaxial cell on specimens 100 mm in diameter. Stresses were applied using a pneumatic loading sistem and axial strains were measured using two LVDT's mounted on the top cap. Permanent axial deformation was also observed with a dial gage attached to a devise fixed to the loading rod, out-side the triaxial cell. Measurements of axial repeated-load applied were made by means of a load cell screwed to loading rod. Testing program aimed to study the effect of applied stresses and maximum particle size on resilient deformations, and the effect of applied stresses and number of load applications on permanent deformations. A new model representing the resilient behaviour of crushed-stone aggregates, is proposed in order to improve pavements design and strengthen project methods."]},{"key":"dc:title","label":"Title","values":["Ensaios triaxiais de carga repetida de uma brita"]}]}],"canonical_facts":{"dc:contributor.advisor":["Medina, Jacques de"],"dc:creator":["Pérez Espinosa, Vicente Robinson"],"dc:date.accessioned":["2018-03-15T16:28:33Z"],"dc:date.available":["2026-05-16T03:05:21Z"],"dc:date.issued":["1987-09"],"dc:description.abstract":["Measurements related with repeated-load behaviour, on a crushed-stone aggregate, were made in a large triaxial cell on specimens 100 mm in diameter. Stresses were applied using a pneumatic loading sistem and axial strains were measured using two LVDT's mounted on the top cap. Permanent axial deformation was also observed with a dial gage attached to a devise fixed to the loading rod, out-side the triaxial cell. Measurements of axial repeated-load applied were made by means of a load cell screwed to loading rod. Testing program aimed to study the effect of applied stresses and maximum particle size on resilient deformations, and the effect of applied stresses and number of load applications on permanent deformations. A new model representing the resilient behaviour of crushed-stone aggregates, is proposed in order to improve pavements design and strengthen project methods."],"dc:identifier.uri":["http://hdl.handle.net/11422/3738"],"dc:language":["por"],"dc:publisher":["Universidade Federal do Rio de Janeiro"],"dc:publisher.department":["Instituto Alberto Luiz Coimbra de Pós-Graduação e Pesquisa de Engenharia"],"dc:rights":["Acesso Aberto"],"dc:subject":["Engenharia Civil"],"dc:title":["Ensaios triaxiais de carga repetida de uma brita"],"dc:type":["Dissertação"]},"updated_at":"2026-07-24T01:16:10Z"}