{"id":"https://openalex.org/W2115986331","doi":"https://doi.org/10.1139/t07-107","title":"Compression testing and analysis of drilled concrete tapered piles in cohesive-frictional soil","display_name":"Compression testing and analysis of drilled concrete tapered piles in cohesive-frictional soil","publication_year":2008,"publication_date":"2008-03-01","ids":{"openalex":"https://openalex.org/W2115986331","doi":"https://doi.org/10.1139/t07-107","mag":"2115986331"},"language":"en","primary_location":{"id":"doi:10.1139/t07-107","doi":"https://doi.org/10.1139/t07-107","is_oa":false,"landing_page_url":"https://doi.org/10.1139/t07-107","pdf_url":null,"source":{"id":"https://openalex.org/S105963835","display_name":"Canadian Geotechnical Journal","issn_l":"0008-3674","issn":["0008-3674","1208-6010"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","norway-1","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310312929","host_organization_name":"Canadian Science Publishing","host_organization_lineage":["https://openalex.org/P4310312929"],"host_organization_lineage_names":["Canadian Science Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Canadian Geotechnical Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111908914","display_name":"Muhammad Kamran Khan","orcid":"https://orcid.org/0000-0002-0721-2191","observed_orcids":["https://orcid.org/0000-0002-0721-2191"]},"institutions":[{"id":"https://openalex.org/I125749732","display_name":"Western University","ror":"https://ror.org/02grkyz14","country_code":"CA","type":"education","lineage":["https://openalex.org/I125749732"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"M. Kamran Khan","raw_affiliation_strings":["Geotechnical Research Centre, Faculty of Engineering, University of Western Ontario, London, ON N6A 5B9, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Geotechnical Research Centre, Faculty of Engineering, University of Western Ontario, London, ON N6A 5B9, Canada","institution_ids":["https://openalex.org/I125749732"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027475490","display_name":"M. Hesham El Naggar","orcid":"https://orcid.org/0000-0001-9366-0267","observed_orcids":["https://orcid.org/0000-0001-9366-0267"]},"institutions":[{"id":"https://openalex.org/I125749732","display_name":"Western University","ror":"https://ror.org/02grkyz14","country_code":"CA","type":"education","lineage":["https://openalex.org/I125749732"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"M. Hesham El Naggar","raw_affiliation_strings":["Geotechnical Research Centre, Faculty of Engineering, University of Western Ontario, London, ON N6A 5B9, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Geotechnical Research Centre, Faculty of Engineering, University of Western Ontario, London, ON N6A 5B9, Canada","institution_ids":["https://openalex.org/I125749732"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077982244","display_name":"Mohamed Elkasabgy","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I125749732","display_name":"Western University","ror":"https://ror.org/02grkyz14","country_code":"CA","type":"education","lineage":["https://openalex.org/I125749732"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Mohamed Elkasabgy","raw_affiliation_strings":["Geotechnical Research Centre, Faculty of Engineering, University of Western Ontario, London, ON N6A 5B9, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Geotechnical Research Centre, Faculty of Engineering, University of Western Ontario, London, ON N6A 5B9, Canada","institution_ids":["https://openalex.org/I125749732"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I125749732"],"apc_list":null,"apc_paid":null,"fwci":2.3011,"has_fulltext":false,"cited_by_count":70,"citation_normalized_percentile":{"value":0.88295569,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"45","issue":"3","first_page":"377","last_page":"392"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10233","display_name":"Geotechnical Engineering and Soil Mechanics","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10233","display_name":"Geotechnical Engineering and Soil Mechanics","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11375","display_name":"Geotechnical Engineering and Soil Stabilization","score":0.0017999999690800905,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11046","display_name":"Geotechnical Engineering and Analysis","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/tapered-piles","display_name":"tapered piles","score":0.9879999756813049},{"id":"https://openalex.org/keywords/cast-in-place-piles","display_name":"cast-in-place piles","score":0.8560000061988831},{"id":"https://openalex.org/keywords/axial-compressive-capacity","display_name":"axial compressive capacity","score":0.8190000057220459},{"id":"https://openalex.org/keywords/pile-load-test","display_name":"pile load test","score":0.7160000205039978},{"id":"https://openalex.org/keywords/cohesive-frictional-soil","display_name":"cohesive-frictional soil","score":0.765999972820282},{"id":"https://openalex.org/keywords/taper-angle","display_name":"taper angle","score":0.7129999995231628},{"id":"https://openalex.org/keywords/shaft-capacity","display_name":"shaft capacity","score":0.7839999794960022},{"id":"https://openalex.org/keywords/auger-design","display_name":"auger design","score":0.7710000276565552},{"id":"https://openalex.org/keywords/nonlinear-finite-element-analysis","display_name":"nonlinear finite element analysis","score":0.8320000171661377}],"concepts":[{"id":"https://openalex.org/C119560385","wikidata":"https://www.wikidata.org/wiki/Q7193850","display_name":"Pile","level":2,"score":0.8960156440734863},{"id":"https://openalex.org/C187320778","wikidata":"https://www.wikidata.org/wiki/Q1349130","display_name":"Geotechnical engineering","level":1,"score":0.7271575331687927},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.5829306840896606},{"id":"https://openalex.org/C135677250","wikidata":"https://www.wikidata.org/wiki/Q3319673","display_name":"Bearing capacity","level":2,"score":0.48167431354522705},{"id":"https://openalex.org/C48460631","wikidata":"https://www.wikidata.org/wiki/Q4311799","display_name":"Load testing","level":2,"score":0.46715158224105835},{"id":"https://openalex.org/C30407753","wikidata":"https://www.wikidata.org/wiki/Q186191","display_name":"Compressive strength","level":2,"score":0.44080185890197754},{"id":"https://openalex.org/C135628077","wikidata":"https://www.wikidata.org/wiki/Q220184","display_name":"Finite element method","level":2,"score":0.43899938464164734},{"id":"https://openalex.org/C180016635","wikidata":"https://www.wikidata.org/wiki/Q2712821","display_name":"Compression (physics)","level":2,"score":0.42047062516212463},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.41045624017715454},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.24644672870635986},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.07882776856422424}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1139/t07-107","doi":"https://doi.org/10.1139/t07-107","is_oa":false,"landing_page_url":"https://doi.org/10.1139/t07-107","pdf_url":null,"source":{"id":"https://openalex.org/S105963835","display_name":"Canadian Geotechnical Journal","issn_l":"0008-3674","issn":["0008-3674","1208-6010"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","norway-1","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310312929","host_organization_name":"Canadian Science Publishing","host_organization_lineage":["https://openalex.org/P4310312929"],"host_organization_lineage_names":["Canadian Science Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Canadian Geotechnical Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5378999710083008,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W39862260","https://openalex.org/W67434715","https://openalex.org/W620155688","https://openalex.org/W633431473","https://openalex.org/W818953551","https://openalex.org/W1509784305","https://openalex.org/W1559302106","https://openalex.org/W1588486295","https://openalex.org/W1981146023","https://openalex.org/W1983477971","https://openalex.org/W1987549505","https://openalex.org/W1989700044","https://openalex.org/W2005757154","https://openalex.org/W2018032216","https://openalex.org/W2034270876","https://openalex.org/W2052399437","https://openalex.org/W2062940615","https://openalex.org/W2070802019","https://openalex.org/W2102771921","https://openalex.org/W2109252129","https://openalex.org/W2111591827","https://openalex.org/W2126170267","https://openalex.org/W2144852983","https://openalex.org/W2275964419","https://openalex.org/W2476858201","https://openalex.org/W3039558940","https://openalex.org/W3109647677","https://openalex.org/W4205090718","https://openalex.org/W4256007482","https://openalex.org/W6630634086"],"related_works":["https://openalex.org/W2076272410","https://openalex.org/W1987549505","https://openalex.org/W2088325194","https://openalex.org/W6888465144","https://openalex.org/W7223014784","https://openalex.org/W2062940615","https://openalex.org/W2736508041","https://openalex.org/W2019449348","https://openalex.org/W7154256467","https://openalex.org/W1652141162"],"abstract_inverted_index":{"When":[0],"pile":[1,50,150],"driving":[2],"is":[3],"difficult":[4],"and":[5,40,71,77,88,93,111,194],"(or)":[6],"economically":[7],"not":[8],"viable,":[9],"cast-in-place":[10],"piles":[11,65,84,103,125],"are":[12,138],"indispensable.":[13],"Tapered":[14],"piles,":[15],"which":[16],"have":[17,25],"top":[18],"cross-sections":[19],"larger":[20],"than":[21,122],"the":[22,26,38,57,123,135,149,169,190],"bottom":[23],"cross-sections,":[24],"potential":[27],"for":[28],"substantial":[29],"advantages":[30],"over":[31],"conventional":[32],"straight-sided":[33,124],"piles.":[34,47,82,96],"This":[35],"paper":[36],"investigates":[37],"construction":[39],"performance":[41],"of":[42,61,159,166],"innovative":[43],"drilled":[44,62],"concrete":[45,63],"tapered":[46,64,73,92,102],"A":[48],"full-scale":[49],"load-testing":[51],"program":[52],"was":[53,145,186],"conducted":[54,187],"to":[55,79,119,147,188,197],"evaluate":[56,148],"axial":[58],"compressive":[59],"capacity":[60,117,156],"in":[66,157],"frictional":[67],"soil.":[68],"One":[69],"straight":[70,95],"three":[72],"augers":[74],"were":[75,86],"designed":[76],"manufactured":[78],"produce":[80],"six":[81],"The":[83,97,164],"that":[85,101,134],"constructed":[87],"tested":[89],"included":[90],"four":[91],"two":[94,180],"testing":[98],"results":[99,137],"showed":[100],"with":[104,126,174],"a":[105,114,160,179],"taper":[106,151,161],"angle":[107],"varying":[108],"between":[109],"0.95\u00b0":[110],"1.91\u00b0":[112],"had":[113],"load":[115,191],"carrying":[116],"up":[118],"50%":[120],"higher":[121],"equal":[127],"volume.":[128],"It":[129],"should":[130],"be":[131,198],"noted,":[132],"however,":[133],"experimental":[136],"site":[139],"specific.":[140],"Moreover,":[141],"an":[142],"analytical":[143,170],"expression":[144,171],"developed":[146],"effect":[152],"on":[153],"its":[154],"shaft":[155],"terms":[158],"coefficient,":[162],"Kt.":[163],"value":[165],"Ktevaluated":[167],"from":[168],"compared":[172],"well":[173],"experimentally":[175],"measured":[176],"values.":[177],"Finally,":[178],"dimensional":[181],"nonlinear":[182],"finite":[183],"element":[184],"analysis":[185],"simulate":[189],"test":[192],"conditions,":[193],"it":[195],"proved":[196],"successful.":[199]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":13},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":10},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":6},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2016-06-24T00:00:00"}