Results 71 to 80 of about 1,680 (182)

Use of alternative waste materials in producing ultra-high performance concrete

open access: yesMATEC Web of Conferences, 2017
In a corrosive environment similar to that of the Arabian Gulf, use of high-performance concrete is one of the options to ensure a target service life of concrete structures. However, in absence of good quality coarse aggregates, it is a challenging task
Ahmad Shamsad
doaj   +1 more source

A Review of Ultra-High Performance Concrete (UHPC)

open access: yesInternational Journal of Natural Resources and Environmental Studies
Ultra-high performance concrete (UHPC), as a new generation of cement-based composite, features ultra-high strength, excellent toughness, and outstanding durability, demonstrating tremendous application potential in civil engineering. This paper systematically reviews the development history, preparation technologies, performance mechanisms ...
openaire   +1 more source

Numerical Analysis and Resistance Design of UHPC- and UHTCC-Encased Rectangular Steel Tubular Columns Subject to Axial Compression

open access: yesBuildings
Ultra-high performance concrete (UHPC) and ultra-high toughness cementitious composite (UHTCC) offer superior mechanical properties compared to normal concrete, with UHPC excelling in compressive strength and UHTCC in tensile ductility and crack ...
Xiao-Yang Min   +5 more
doaj   +1 more source

Utilization of Ultra-High Performance Concrete (UHPC) in New York

open access: yesFirst International Interactive Symposium on UHPC, 2016
This paper presents New York State Department of Transportation’s (NYSDOT) experience with Accelerated Bridge Construction (ABC) using Prefabricated Bridge Elements and Systems (PBES) with field-cast UHPC joints. New York State frequently is in need of bridge deck and superstructure replacement using short term closures to maintain acceptable levels of
openaire   +1 more source

Effect of silica fume on the performance of high-early-strength UHPC prepared with magnesium ammonium phosphate cement

open access: yesCase Studies in Construction Materials
Although ultra-high performance concrete (UHPC) prepared from Portland cement has high long-term strength and durability, its early strength development is still can be enhanced for shortening the prefabrication period or using it as a rapid repair ...
Zhi-hai He   +6 more
doaj   +1 more source

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