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Load Testing and Rating of a PC Bridge Without Structural Plans

Producción científica: Conference contributionrevisión exhaustiva

Resumen

Located in Spencer County, Kentucky, USA, a 202.7 m (665 ft) 7-span prestressed concrete bridge carries KY-248 over Little Beech Creek. Constructed in 1981, this bridge has no available structural plans and has a gross load posting of 20 tons (22 US tons). This paper details the assumptions and methodology used to determine the safe live load capacity of the bridge utilizing diagnostic load testing. The load testing program and load rating were performed in accordance with the AASHTO Manual for Bridge Evaluation. This method involved the conservative assumption of the prestressing, development of a 2D Finite Element model, and adjustment of the model results based on field measured strain data. Despite a lack of structural plans, the rating methodology used allowed for a conservative confirmation that the bridge has sufficient capacity to support legal traffic without restriction.

Idioma originalEnglish
Título de la publicación alojadaProceedings of the 14 International Conference on Sustainable Built Environment - ICSBE 2023
EditoresRanjith Dissanayake, Priyan Mendis, Sudhira De Silva, Shiromal Fernando, Chaminda Konthesingha, Upul Attanayake, Pradeep Gajanayake
Páginas539-551
Número de páginas13
DOI
EstadoPublished - 2024
Evento14th International Conference on Sustainable Built Environment, ICSBE 2023 - Kandy, Sri Lanka
Duración: dic 15 2023dic 17 2023

Serie de la publicación

NombreLecture Notes in Civil Engineering
Volumen517 LNCE
ISSN (versión impresa)2366-2557
ISSN (versión digital)2366-2565

Conference

Conference14th International Conference on Sustainable Built Environment, ICSBE 2023
País/TerritorioSri Lanka
CiudadKandy
Período12/15/2312/17/23

Nota bibliográfica

Publisher Copyright:
© The Author(s), under exclusive license to Springer Nature Singapore Pte Ltd. 2024.

ASJC Scopus subject areas

  • Civil and Structural Engineering

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