{"id":"https://openalex.org/W2809510440","doi":"https://doi.org/10.1177/0361198118782268","title":"Characteristics of Bus Transit Vehicles in the United States: A 30-Year National Trend Analysis","display_name":"Characteristics of Bus Transit Vehicles in the United States: A 30-Year National Trend Analysis","publication_year":2018,"publication_date":"2018-06-22","ids":{"openalex":"https://openalex.org/W2809510440","doi":"https://doi.org/10.1177/0361198118782268","mag":"2809510440"},"language":"en","primary_location":{"id":"doi:10.1177/0361198118782268","doi":"https://doi.org/10.1177/0361198118782268","is_oa":false,"landing_page_url":"https://doi.org/10.1177/0361198118782268","pdf_url":null,"source":{"id":"https://openalex.org/S145575934","display_name":"Transportation Research Record Journal of the Transportation Research Board","issn_l":"0361-1981","issn":["0361-1981","2169-4052"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["abdc-b","anvur-scientific","cwts-core","dongbi-b","jufo-1","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Transportation Research Record: Journal of the Transportation Research Board","raw_type":"journal-article"},"volume":null,"type":"article","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/A5100725457","display_name":"Li Tang","orcid":"https://orcid.org/0000-0002-3937-1007","observed_orcids":["https://orcid.org/0000-0002-3937-1007"]},"institutions":[{"id":"https://openalex.org/I1311688040","display_name":"Amazon (United States)","ror":"https://ror.org/04mv4n011","country_code":"US","type":"company","lineage":["https://openalex.org/I1311688040"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Li Tang","raw_affiliation_strings":["Amazon, Inc., Seattle, WA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Amazon, Inc., Seattle, WA","institution_ids":["https://openalex.org/I1311688040"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083013822","display_name":"Albert C. Gan","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I19700959","display_name":"Florida International University","ror":"https://ror.org/02gz6gg07","country_code":"US","type":"education","lineage":["https://openalex.org/I19700959"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Albert Gan","raw_affiliation_strings":["Florida International University, Miami, FL"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Florida International University, Miami, FL","institution_ids":["https://openalex.org/I19700959"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111689415","display_name":"Fabian Cevallos","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I19700959","display_name":"Florida International University","ror":"https://ror.org/02gz6gg07","country_code":"US","type":"education","lineage":["https://openalex.org/I19700959"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Fabian Cevallos","raw_affiliation_strings":["Florida International University, Miami, FL"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Florida International University, Miami, FL","institution_ids":["https://openalex.org/I19700959"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036836776","display_name":"Priyanka Alluri","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I19700959","display_name":"Florida International University","ror":"https://ror.org/02gz6gg07","country_code":"US","type":"education","lineage":["https://openalex.org/I19700959"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Priyanka Alluri","raw_affiliation_strings":["Florida International University, Miami, FL"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Florida International University, Miami, FL","institution_ids":["https://openalex.org/I19700959"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5083013822"],"corresponding_institution_ids":["https://openalex.org/I19700959"],"apc_list":{"value":3650,"currency":"USD","value_usd":3650},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.06948454,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":96},"biblio":{"volume":"2672","issue":"8","first_page":"41","last_page":"51"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10698","display_name":"Transportation Planning and Optimization","score":0.9922000169754028,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10698","display_name":"Transportation Planning and Optimization","score":0.9922000169754028,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12725","display_name":"transportation and logistics systems","score":0.002099999925121665,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13439","display_name":"Transport and Economic Policies","score":0.002099999925121665,"subfield":{"id":"https://openalex.org/subfields/1408","display_name":"Strategy and Management"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/vehicle-age","display_name":"vehicle age","score":0.8939999938011169},{"id":"https://openalex.org/keywords/vehicle-capacity","display_name":"vehicle capacity","score":0.7689999938011169},{"id":"https://openalex.org/keywords/low-floor-buses","display_name":"low-floor buses","score":0.7419999837875366},{"id":"https://openalex.org/keywords/vehicle-reliability","display_name":"vehicle reliability","score":0.9120000004768372},{"id":"https://openalex.org/keywords/operation-and-maintenance-costs","display_name":"operation and maintenance costs","score":0.7900000214576721},{"id":"https://openalex.org/keywords/national-transit-database","display_name":"National Transit Database","score":0.8939999938011169}],"concepts":[{"id":"https://openalex.org/C2778022998","wikidata":"https://www.wikidata.org/wiki/Q651136","display_name":"Transit (satellite)","level":3,"score":0.7463878393173218},{"id":"https://openalex.org/C195487862","wikidata":"https://www.wikidata.org/wiki/Q850210","display_name":"Revenue","level":2,"score":0.7373898029327393},{"id":"https://openalex.org/C22212356","wikidata":"https://www.wikidata.org/wiki/Q775325","display_name":"Transport engineering","level":1,"score":0.6769450902938843},{"id":"https://openalex.org/C194648553","wikidata":"https://www.wikidata.org/wiki/Q1364774","display_name":"Spare part","level":2,"score":0.603875458240509},{"id":"https://openalex.org/C539828613","wikidata":"https://www.wikidata.org/wiki/Q178512","display_name":"Public transport","level":2,"score":0.4966149926185608},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.4723813533782959},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.3743385076522827},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.306264191865921},{"id":"https://openalex.org/C162853370","wikidata":"https://www.wikidata.org/wiki/Q39809","display_name":"Marketing","level":1,"score":0.10067352652549744}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1177/0361198118782268","doi":"https://doi.org/10.1177/0361198118782268","is_oa":false,"landing_page_url":"https://doi.org/10.1177/0361198118782268","pdf_url":null,"source":{"id":"https://openalex.org/S145575934","display_name":"Transportation Research Record Journal of the Transportation Research Board","issn_l":"0361-1981","issn":["0361-1981","2169-4052"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["abdc-b","anvur-scientific","cwts-core","dongbi-b","jufo-1","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Transportation Research Record: Journal of the Transportation Research Board","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.761900007724762,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"},{"score":0.7207000255584717,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320309978","display_name":"Florida Department of Transportation","ror":"https://ror.org/01v2vzt58"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W2014164452"],"related_works":["https://openalex.org/W2212111280","https://openalex.org/W6987768854","https://openalex.org/W7141573100","https://openalex.org/W6963858883","https://openalex.org/W6996987359","https://openalex.org/W653158402","https://openalex.org/W651341529","https://openalex.org/W7071863680","https://openalex.org/W1546707180","https://openalex.org/W582739066"],"abstract_inverted_index":{"In":[0],"2015,":[1,204],"transit":[2,14,67,157,172,193,252],"agencies":[3,173,194,253],"in":[4,63,108,164,254],"the":[5,27,35,56,73,100,109,115,122,129,160,227,241],"United":[6],"States":[7],"spent":[8,246],"over":[9,240],"60%":[10],"of":[11,24,38,75,111,124,224,229],"their":[12,18,258],"bus":[13,45,112,207],"capital":[15],"funds":[16],"on":[17,54,66,249],"revenue":[19,46,234],"vehicles.":[20,47,259],"Using":[21],"30":[22],"years":[23],"data":[25,102],"from":[26,99],"National":[28],"Transit":[29,131],"Database":[30],"(NTD),":[31],"this":[32],"paper":[33],"examines":[34],"national":[36],"trends":[37,49],"seven":[39],"major":[40],"characteristics":[41,70],"associated":[42],"specifically":[43],"with":[44,84,137,214,220],"These":[48],"can":[50],"provide":[51],"important":[52],"information":[53],"where":[55],"market":[57],"might":[58],"be":[59,149],"heading":[60],"and":[61,91,94,179,211,243,256],"aid":[62],"planning":[64],"decisions":[65],"investments.":[68],"The":[69],"examined":[71],"include":[72],"number":[74,228],"vehicles,":[76],"spare":[77,117],"ratio,":[78],"average":[79,81,116,250],"age,":[80],"capacity,":[82],"Americans":[83],"Disabilities":[85],"Act":[86],"(ADA)":[87],"accessibility,":[88],"vehicle":[89,92,235],"reliability,":[90],"operations":[93],"maintenance":[95],"expenses.":[96],"Some":[97],"findings":[98],"trend":[101],"include:":[103],"(1)":[104],"a":[105,190],"steady":[106],"increase":[107],"privatization":[110],"services;":[113],"(2)":[114],"ratios":[118],"have":[119,176],"consistently":[120],"exceeded":[121],"maximum":[123],"20%,":[125],"as":[126],"suggested":[127],"by":[128,145,156,171,185,203],"Federal":[130],"Administration":[132],"(FTA)":[133],"for":[134,198],"systems":[135],"operating":[136,255],"more":[138,199],"than":[139,152,182,251],"50":[140],"vehicles;":[141],"(3)":[142],"vehicles":[143,168,208,213,219,225],"operated":[144,154,169,184],"contractors":[146,245],"tended":[147,174],"to":[148,175,195,218],"significantly":[150,238,247],"newer":[151],"those":[153,183],"directly":[155,170],"agencies,":[158],"although":[159],"gap":[161],"has":[162,237],"narrowed":[163],"recent":[165],"years;":[166,242],"(4)":[167],"higher":[177],"seating":[178],"standing":[180,200],"capacities":[181],"contractors;":[186],"(5)":[187],"there":[188],"was":[189],"tendency":[191],"among":[192],"trade":[196],"seats":[197],"room;":[201],"(6)":[202],"nearly":[205],"all":[206],"were":[209,216],"ADA-compliant,":[210],"increasingly":[212],"lifts":[215],"converted":[217],"ramps/low-floor;":[221],"(7)":[222],"reliability":[223],"considering":[226],"mechanical":[230],"failures":[231],"per":[232],"million":[233],"miles":[236],"improved":[239],"(8)":[244],"less":[248],"maintaining":[257]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":2}],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2018-06-29T00:00:00"}
