SP-218: High Performance Structural Lightweight Concrete
Topics include microstructural issues (autogenous shrinkage and internal curing), material and structural properties (transfer length, shear strength, and seismic behavior), and applications in large civil structures (long-span balanced cantilever bridges, offshore platform, and float-in navigational locks). by T. A. Hammer, Ø.
اقرأ أكثر
High Strength Lightweight Concrete
The basic aim of this research is to study the production and the performance of structural lightweight concrete using pumice stone (PS)as a different replacement of coarse aggregate (25%, 50%, 75 ...
اقرأ أكثر
Performance Based Concrete Mixes
High Performance Concrete (HPC) refers to concrete with a specified compressive strength of 6,000 psi and greater. By carrying loads more efficiently than normal-strength concrete, high …
اقرأ أكثر
SP-218: High Performance Structural Lightweight Concrete
This diverse symposium included papers that covered microstructural issues (autogenous shrinkage, internal curing), material and structural properties (transfer length, shear strength, seismic behavior), and applications in large civil structures (long-span balanced cantilever bridges, offshore platform, float-in navigational locks).
اقرأ أكثر
Mix proportion design and life cycle assessment of ultra-high
Achieving high strength and low weight in cement-based composites remains a critical objective in material and structure engineering. This study presents the development of …
اقرأ أكثر
Development of high performance lightweight concrete using ultra high
To reduce the dead load of concrete structures, this study developed a high performance lightweight aggregate concrete (HPLAC) by combining the use of ultra high performance cementitious composite ...
اقرأ أكثر
Performance Based Concrete Mixes
High Performance Concrete (HPC) refers to concrete with a specified compressive strength of 6,000 psi and greater. By carrying loads more efficiently than normal-strength concrete, high-strength concrete can reduce the total amount of material placed and lowers the overall cost of the structure. ... Lightweight concrete for structural ...
اقرأ أكثر
Performance of light weight concrete with different …
Lightweight concrete, made with expanded clay or synthetic elements, reduces density by 500–2000 kg/m 3 compared to standard concrete. This amount of weight reduction provides advantages such as lower overall loads on buildings.
اقرأ أكثر
Chapter 9 High-Performance Lightweight Concrete
High-strength lightweight concrete with a compressive strength in excess of 5,000 psi (35 MPa) has been successfully used for almost four decades by North American precast and prestressed concrete producers.
اقرأ أكثر
Review of concrete with expanded polystyrene (EPS): Performance …
Lightweight concrete with expanded polystyrene (EPS) has been adopted for several decades. The EPS is to reduce the structural weight of the material for precast and prefabrication construction ...
اقرأ أكثر
High Strength Concrete: Enhancing Durability and Performance
7. High-Strength Lightweight Concrete. Combining high strength with lightweight aggregates results in high-strength lightweight concrete, offering the benefits of reduced weight and enhanced structural performance. This type of concrete is ideal for applications requiring both strength and minimal mass, such as precast elements and bridge decks.
اقرأ أكثر
Performance of light weight concrete with different …
Lightweight concrete, made with expanded clay or synthetic elements, reduces density by 500–2000 kg/m 3 compared to standard concrete. This amount of weight reduction …
اقرأ أكثر
Preparation and properties of ultra-high performance lightweight concrete
To reduce the dead load of concrete structures, this study developed a high performance lightweight aggregate concrete (HPLAC) by combining the use of ultra high performance cementitious composite ...
اقرأ أكثر
A Comprehensive Review on the Performance of …
lightweight concrete, so a cost-effective material and the performance-based concrete can be obtained [5–9]. Normal concrete has a self-weight of about 2400 to 2500 kg/m 3, which is very heavy,
اقرأ أكثر
Bond Performance between Normal-Strength …
The substrates were manufactured with conventional density concrete with a compressive strength of approximately 50 MPa, and for the overlay and four lightweight concrete with percentages of 25 ...
اقرأ أكثر
Mix proportion design and life cycle assessment of ultra-high
Currently, the density of high-strength lightweight concrete is mostly between 1600 and 2000 kg/m3, with a compressive strength of about 40–70 MPa [7], [8].A common method of preparation involves the introduction of lightweight aggregate, which is more effective in reducing the density of concrete compared to the technology used for preparing lower-density …
اقرأ أكثر
ACI 213R-14 Guide for Structural Lightweight-Aggregate …
Structural lightweight concrete has many and varied appli-cations, including multistory building frames and floors, curtain walls, shell roofs, folded plates, bridge decks and girders, …
اقرأ أكثر
Recent advances in high strength lightweight concrete: From …
The ultra-lightweight cementitious composite prepared with HGM/FAC could achieve desirable compressive strength and durability at ultra-low density, even as light as …
اقرأ أكثر
SP-218: High Performance Structural Lightweight Concrete
This diverse symposium included papers that covered microstructural issues (autogenous shrinkage, internal curing), material and structural properties (transfer length, …
اقرأ أكثر
Preparation and properties of ultra-high performance …
Based on orthogonal experiments, the ultra-high-strength lightweight concrete (UHPLC) with a strength exceeding 100 MPa was prepared using pottery sand (PS) and …
اقرأ أكثر
A Comprehensive Review on the Performance of Structural Lightweight
Lightweight structural concrete with a standard specific gravity can be achieved by using a combination of light LECA with perlite lightweight aggregates (LA) and pumice with perlite in concrete. ... self-compacting concrete, high-performance concrete, and lightweight concrete, so a cost-effective material and the performance-based concrete can ...
اقرأ أكثر
(PDF) High-Performance Lightweight Concrete
Built with high-performance structural lightweight concrete, the pier can support 140 ton mobile cranes. The pier is intended to be repair free for 100 years, twice as long as a typical pier, clearly in keeping with the philosophy of sustainable …
اقرأ أكثر
ACI 213R-14 Guide for Structural Lightweight …
Structural lightweight concrete has many and varied appli-cations, including multistory building frames and floors, curtain walls, shell roofs, folded plates, bridge decks and girders, prestressed or precast elements of all types, and marine structures.
اقرأ أكثر
Applied development of sustainable-durable high …
The use of Portland Limestone Cement (PLC) in Lightweight High-Performance Concrete (LWHPC) provides high sulfate resistance and moderate heat of hydration, making it …
اقرأ أكثر
Mix proportion design and life cycle assessment of ultra-high
Achieving high strength and low weight in cement-based composites remains a critical objective in material and structure engineering. This study presents the development of an ultra-high-performance lightweight concrete (UHPLC) composite with a density not exceeding 1950 kg/m³ and a compressive strength of at least 100 MPa.
اقرأ أكثر
Preparation and properties of ultra-high performance lightweight
Based on orthogonal experiments, the ultra-high-strength lightweight concrete (UHPLC) with a strength exceeding 100 MPa was prepared using pottery sand (PS) and hollow glass microspheres (HGM) as the weight-reducing material and steel fibres as reinforcement.
اقرأ أكثر
Development of high performance lightweight concrete using ultra high
Lightweight aggregates (LWAs) are generally used to produce high strength lightweight concrete for structural applications. Due to the presence of pores in the LWAs, the weight of high-strength lightweight aggregate concrete (HSLAC) is 20–40% lower than conventional concrete, with density values of less than 2000 kg/m 3 [5] and 28 day …
اقرأ أكثر
Chapter 9 High-Performance Lightweight Concrete
High-strength lightweight concrete with a compressive strength in excess of 5,000 psi (35 MPa) has been successfully used for almost four decades by North American precast and …
اقرأ أكثر
Recent advances in high strength lightweight concrete: …
The ultra-lightweight cementitious composite prepared with HGM/FAC could achieve desirable compressive strength and durability at ultra-low density, even as light as water, surpassing the performance of conventional concrete or LWA concrete.
اقرأ أكثر
SP-218: High Performance Structural Lightweight Concrete
SP-218 This is a compilation of papers addressing "High-Performance Structural Lightweight Concrete" presented October 30, 2002 at the American Concrete Institute Fall Convention in Phoenix, Arizona. This symposium was sponsored by ACI Committee 213, Lightweight Aggregate and Concrete, to report on a wide range of global construction ...
اقرأ أكثر