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preparing a Materials Report (MR) for all projects that involve pavement structural section recommendations or pavement studies, culverts or other drainage features, corrosion studies, materials, or disposal sites. This policy is defined in Chapter 604.1of the Highway Design Manual (HDM) (see References). The District Materials Branches collect ...
Semantic Scholar extracted view of "The applicability of alkaline-resistant glass fiber in cement mortar of road pavement: Corrosion mechanism and performance analysis" by Qin Xiao-chun et al.
This study was conducted to assess, under the actual working conditions of airport pavement, the corrosion resistance and fatigue performance of HPSFPC by comparison against plain pavement concrete (PPC). RSM, Design Expert, and Central Composite Design (CCD) software were applied to study the mechanical properties of …
The application of corrosion-resistant steel reinforcement as an alternative reinforcement to existing mild steel reinforced concrete bridge decks has potential to mitigate corrosion problems, due to the fundamental properties associated with …
The results show that acid rain corrosion can significantly decrease the adhesion between asphalt and aggregates and the cohesion of asphalt itself, resulting in serious moisture …
Download Citation | RSM-based assessment of pavement concrete mechanical properties under joint action of corrosion, fatigue, and fiber content | High-performance synthetic fiber pavement concrete ...
The corrosion current density and chloride contents over a period of 18 months were analyzed. The results show that the unjointed slab has a higher resistance to chloride penetration, followed by jointed slabs sealed with type A sealant, then jointed slabs sealed with type B sealant.
The main objectives of this study are to develop a cost-effective fuel oil corrosion resistance test method and to evaluate different aspects of pavement performance for anti-fuel oil corrosion asphalt mixtures.
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SBS modified asphalt had stronger corrosion resistance than base asphalt. Abstract This research delved into the effects of pH precipitation on asphalt's rheological characteristics and damage mechanisms.
Diamond-like carbon (DLC) coating with high mechanical properties, excellent corrosion and wear resistances is an ideal protective material to enhance the metal pipe internal surface under the condition of corrosion and friction. In the present investigation, compact and uniform multilayer DLC-Si coatings were prepared on the …
The existing research on the moisture damage resistance of asphalt pavement in salt and acid erosion environments is mostly indirect tensile tests based on asphalt mixture scale.
Water erosion was the main pavement disease, and the erosion resistibility of synchronous pavement surface dressing composite structure was evaluated. Specimens' immersion corrosion tests in still water, vibration water and under the scouring condition were carried out for the research on the corrosion resistance. It is observed …
Acid erosion can accelerate the process of early damage of asphalt pavement and decrease the durability of asphalt pavement. However, there are limited research results for asphalt mixtures that can resist acid …
Asphalt mixtures were immersed in the fuel oil to study the oil corrosion resistance. The mechanical performance of asphalt mixtures in the oil was evaluated by the observation, mass loss measurement, Marshall stability test and splitting strength test. Effects of immersion time, binder types, and anti-oil corrosion additive content were analyzed.
In order to improve the ability of pavement to resist water corrosion, Tustomu Kanazu [11] proposed the method of adding plant fiber to asphalt mixture to …
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Sufficient pavement skid resistance is one of the essential factors to ensure traffic safety. The real contact area (Ar) between the tire and road is significant for understanding and improving the skid resistance performance. In this study, the tire–road contact area is measured by squeezing a smooth underside-dyed rubber block into the …
Learn more about OxyChem calcium chloride products' impact on pavement for road and highway ice melting. ... Concrete is resistant to scaling damage if it is air-entrained, mixed, placed and cured according to the recommendations of the American Concrete Institute Committee 201. Corrosion of concrete rebar – Chloride ions from deicing salts ...
Lithium silicate was introduced into the application of skid-resistant surface treatment for pavement. • Road performance and durability of sand-containing LSCS were investigated through macro-experiments and microscopic analysis.
Rebar corrosion of a continuously reinforced concrete pavement being used for more than 30 years on the Jungbu Expressway, Korea ... fabricated mainly based on the harmless introduction of PDMS and its enhancing effect on hydrophobicity and UV aging resistance. The thick coating exhibits good mechanical properties while having an …
The Applicability of Alkaline-resistant Glass Fiber in Cement Mortar of Road Pavement: Corrosion Mechanism and Performance Analysis ... cement matrix could effectively improve the corrosion ...
Life-Cycle Benefits Increased corrosion resistance Resistance to chemical attack Thin (i.e., unobtrusive)
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In this study, the modified turbidity test and other mechanical performance tests were performed on different asphalt mixtures to evaluate the fuel oil corrosion resistance. Effects of oil immersion time, binder type, and anti-fuel oil corrosion additive content on the fuel oil corrosion resistance and pavement performance were …
Epoxy asphalt has excellent adhesion due to its polar group, high cohesion and thermosetting resin with low shrinkage, which can effectively resist moisture …
The mechanical properties of pavement concrete under the joint action of corrosion, fatigue, and fiber content are assessed by response surface methodology …
The internal structure damage of semi-flexible pavement after acid rain corrosion is determined by analyzing the waveform and wave velocity of ultrasonic wave. The change characteristics of water stability of semi-flexible pavement after acid rain corrosion are discussed by this indirect nondestructive testing.
It is a critical problem to effectively predict the performance and corrosion of asphalt pavement of highway construction due to the inadequacy of highway performance monitoring data.
This study explores an enamel-inspired approach to enhance the resistance of PCC pavement to F-T cycles by in-situ precipitation of HAP on the surface layer of cement mortars. Experimental investigations have confirmed that a significant improvement in the F-T resistance of cement mortars was achieved through this method.
This chapter addresses the more common experimental techniques that have been used to determine the threshold and summarizes the benefits and detriments or limitations of concrete mix design, corrosion-resistant reinforcement and the different de- and antiicing chloride salts currently in use.
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Built to resist the most severe conditions, and designed to facilitate a high level of operator safety, this phenolic, corrosion resistant pressure gauge includes a micro adjustable pointer and a vibration and shock resistant mechanism. Manufactured with Brannan's signature reliability and accuracy, this corrosion resistant pressure gauge is perfect for …
Geopolymer is a new environment-friendly cementitious material, and the development of geopolymer can reduce the carbon dioxide emission caused by the development of cement industry. Geopolymer materials not only have excellent mechanical properties, but also have a series of excellent properties such as fire resistance and …