Durability of reinforced concrete bridges in marine

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Durability of reinforced concrete bridges in marine ...

2020-3-6  (2020). Durability of reinforced concrete bridges in marine environments. Structure and Infrastructure Engineering: Vol. 16, Maintenance, monitoring, risk and life-cycle performance of bridges

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Durability of reinforced concrete bridges in marine ...

The marine environment provides a severe durability test for reinforced concrete structures and deterioration may occur rapidly unless structures are correctly designed and built.

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Durability of reinforced concrete bridges in marine ...

Durability of reinforced concrete bridges in marine environments. Achieving and predicting long-term durability for reinforced concrete structures particularly in marine environments remains a matter of much interest. Recent research findings based on observations from actual bridge performance and specially conducted long-term experiments for ...

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Analysis on durability of reinforced concrete bridges in ...

58 Kušter Marić, M., et al.: Analysis on Durability of Reinforced Concrete Bridges in Maritime Environment. water saturation, are within the limits for concrete in splash zone, as one of the ...

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Durability of Concrete Bridge Structure under Marine ...

Reinforced concrete bridge is the most widely used bridge structure in existing bridges. But for a long time, the durability . of concrete is often neglected, resulting in early failure of a large number of reinforced concrete structure during its service period, which is

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Durability of Reinforced Concrete Structures in Marine ...

The corrosion of reinforced steel is the most critical problem to affect the durability of reinforced concrete in marine environment. When reinforced steel rust, the corroded products generally occur considerably more volume than that of the original steel. This expansion depend on corrosion of reinforced steel causes cracking and spalling of ...

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Long-Term Durability of Marine Reinforced Concrete Structures

The sustainability of reinforced concrete is critical, particularly for structures exposed to marine environments.

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Durability of Plain and Reinforced Concrete in Marine ...

The American Concrete Institute. Founded in 1904 and headquartered in Farmington Hills, Michigan, USA, the American Concrete Institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensus-based standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design ...

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Effectiveness of a dual-functional intervention method on ...

2019-10-20  1. Introduction. The durability of reinforced concrete (RC) structures in marine environment is an important research topic for civil engineering, which refers to the ability of structures to maintain their safety and suitability against various factors during the expected service life .The previous research results , , show that steel corrosion is the primary factor affecting the durability ...

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Modelling Durability of Reinforced Concrete Structures ...

R.E. Melchers Centre for Infrastructure Performance and Reliability,The University of Newcastle, Australia SUMMARY: Management of reinforced concrete assets increasingly relies on analytical models to predict the time to reinforcement corrosion, particularly to serious, damaging corrosion. Increasingly it is found that predictions by existing models for the onset of chloride-induced ...

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Durability of reinforced concrete bridges in marine ...

2019-4-25  (2020). Durability of reinforced concrete bridges in marine environments. Structure and Infrastructure Engineering: Vol. 16, Maintenance, monitoring, risk and life-cycle performance of bridges

Get price

Durability of Reinforced Concrete Structures in Marine ...

The corrosion of reinforced steel is the most critical problem to affect the durability of reinforced concrete in marine environment. When reinforced steel rust, the corroded products generally occur considerably more volume than that of the original steel. This expansion depend on corrosion of reinforced steel causes cracking and spalling of ...

Get price

Durability Design of Marine Infrastructure

2019-5-6  Abstract. This article introduces the methodology for durability design of marine Concrete infrastructures for a “major” maintenance free life of 120 years. A change of design approach is recommended, from the conventional “prescriptive approach” practised by current design standards to “performance-based approach” which considers the actual ageing process through probabilistic ...

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Durability of Plain and Reinforced Concrete in Marine ...

The American Concrete Institute. Founded in 1904 and headquartered in Farmington Hills, Michigan, USA, the American Concrete Institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensus-based standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design ...

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Predictions of reinforced concrete durability in the ...

2016-4-14  forced concrete. Predictions of durability are difficult to make given the complexity of deleterious physical and chemical interactions between seawater, materials and structure. In this monograph, the basic premise is that chloride-induced corrosion of reinforcement is the major form of deterioration affecting reinforced concrete structures in ...

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CRITIQUE OF DURABILITY SPECIFICATIONS FOR

2021-5-5  Damage to reinforced concrete bridges due to carbonation and chloride induced corrosion is widespread in South Africa and prone in environments where carbon dioxide is at high levels as well as in marine environments where chlorides are present.

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Durability study of concrete-covered basalt fiber ...

2020-2-15  1. Introduction. Reinforced concrete (RC) structures are currently the most widely used construction materials worldwide. However, the durability of RC structures in the ocean environment owing to the corrosion of steel rebars is a crucial issue , .Many efforts to battle steel corrosion have been made, and the fiber-reinforced polymer (FRP) bar is considered to be an ideal material to replace ...

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Durability of Concrete in the Arabian Gulf

2016-4-24  durability should be defined as it is: the resistance of concrete to weathering action, chemical attack, abrasion and other degradation processes. Concrete deteriorates to some extent over time; to ensure adequate durability, deterioration rate should be minimized. Therefore, concrete durability is

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The Study of Concrete Durability in the Case of Jinan ...

2015-4-13  evaluate the durability of reinforced concrete structures. 1.1 Aim and objectives The aim of this study is to analyse the factors that influence the durability of reinforced concrete structures in China through both literature and case studies. The objectives of the work include the following points.

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Guidance Notes on Corrosion Protection of

2020-8-11  1.1.2 Factors affecting the durability of reinforced concrete include properties of concrete, concrete cover to steel reinforcement, the presence of cracks, exposure conditions and workmanship, etc. Traditionally, the problem of corrosion in reinforced concrete is tackled through the specification of proper concrete grade/mix, cover, crack width

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Durability of reinforced concrete bridges in marine ...

2019-4-25  (2020). Durability of reinforced concrete bridges in marine environments. Structure and Infrastructure Engineering: Vol. 16, Maintenance, monitoring, risk and life-cycle performance of bridges, pp. 169-180.

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Analysis on durability of reinforced concrete bridges in ...

The paper provides a review of durability issues of the Adriatic large concrete arch bridges built in two periods: in the 1960’s and 1970’s and at the last turn of the century. Inadequate attention to durability issues in combination with very aggressive maritime environment has led to rapid deterioration of the structures caused by corrosion of reinforcement steel in concrete.

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Durability of Fiber Reinforced Concrete in a Severe Marine ...

DOI: 10.14359/2034 Corpus ID: 138762791. Durability of Fiber Reinforced Concrete in a Severe Marine Environment @inproceedings{Hoff1987DurabilityOF, title={Durability of Fiber Reinforced Concrete in a Severe Marine Environment}, author={G. Hoff}, year={1987} }

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Durability of Fiber Reinforced Concrete in a Severe Marine ...

These properties can be advantageously applied to concrete in a marine environment, providing the durability in that environment is satisfactory. Paper describes a large number of both laboratory and field tests of fiber reinforced concrete, subjected to a severe exposure environment, that have been conducted over the last 20 years.

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Durability of steel reinforced concrete structures in the ...

2019-2-28  Binder type plays an important role in the durability of marine RC structures [9]. It influences durability-related aspects such as pore solution chemistry, microstructure, early heat development and penetrability of concrete [5]. The use of blended cements therefore contributes greatly to enhancing the durability of marine concrete

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CRITIQUE OF DURABILITY SPECIFICATIONS FOR

2021-5-5  Damage to reinforced concrete bridges due to carbonation and chloride induced corrosion is widespread in South Africa and prone in environments where carbon dioxide is at high levels as well as in marine environments where chlorides are present.

Get price

[PDF] Durability of marine concrete structures - field ...

This article presents a series of investigations on six concrete structures along the North Sea coast in The Netherlands. They had ages between 18 and 41 years and most of them were made using Blast Furnace Slag cement. Visual inspections showed corrosion damage in only one structure, related to relatively low cover depths. All structures showed considerable chloride ingress with a large ...

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Durability of Lightweight Aggregate Concrete in Marine ...

2018-6-10  In order to achieve higher turnover, its design service life was more than 60 years. When it comes to reinforced concrete floating structure, the major durability issue is the chloride-induced corrosion of steel reinforcement due to the abundance of chloride ions in marine environment.

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Guidance Notes on Corrosion Protection of

2020-8-11  1.1.2 Factors affecting the durability of reinforced concrete include properties of concrete, concrete cover to steel reinforcement, the presence of cracks, exposure conditions and workmanship, etc. Traditionally, the problem of corrosion in reinforced concrete is tackled through the specification of proper concrete grade/mix, cover, crack width

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SR145 Durability of reinforced concrete structures under ...

A series of concrete blocks, made from cement blended with slag, silica fume or natural silica pozzolan SCMs, were placed on exposure sites corresponding to the C, B2 and B1 exposure classification categories in NZS 3101 Concrete structures.. At periodic intervals over 5 years, the chloride ingress profile for each combination of cement type and exposure severity was measured.

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