Results 51 to 60 of about 10,976 (216)

Numerical study on dynamic response of a novel ribbed thin-walled UHPC box-type utility tunnel under gas explosion

open access: yesCase Studies in Construction Materials
At present, RC utility tunnels are widely used in urban utility tunnels. As a typical confined space, the complex load effect generated by the internal gas explosion of the gas tank of utility tunnel may lead to local damage or overall destruction of the
Zhanghua Xia   +4 more
doaj   +1 more source

Monitoring the reduction in shrinkage cracking of mortars containing superabsorbent polymers [PDF]

open access: yes, 2017
Ultra-high performance concrete (UHPC) is characterized by a low water-to-cement ratio, leading to improved durability and mechanical properties. However, the risk for autogenous shrinkage and cracking due to restrained shrinkage increases, which may ...
Aggelis, Dimitrios G.   +5 more
core  

Tensile Performance of Prefabricated Tank Walls Connected Using Ultrahigh‐Performance Concrete

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
Prefabricated tank structures are a widely used form of industrialized construction, yet the behavior of connections between precast segments remains insufficiently explored. Since the mechanical properties of these connections govern the structural performance of prefabricated tanks, this study introduces a novel joint detail employing cast‐in‐place ...
Tao Yang   +6 more
wiley   +1 more source

State of Research on Shear Strengthening / Repairing of RC Beams with Ultra-High-Performance Concrete (UHPC)

open access: yesCivil and Environmental Engineering
This paper presents a comprehensive review of recent research on the application of ultra-high-performance concrete (UHPC) layers for enhancing the shear strength of reinforced concrete (RC) beams.
Safaa Ahmed, Kadhim Majid M.A.
doaj   +1 more source

Behavior of Ultra-High-Performance Concrete with Hybrid Synthetic Fiber Waste Exposed to Elevated Temperatures

open access: yesBuildings, 2023
The reinforcement of ultra-high-performance concrete (UHPC) with fibers was investigated in this study. Concrete is the most widely used manmade construction material, and UHPC has remarkable mechanical properties.
Bassam Tayeh   +3 more
doaj   +1 more source

Laboratory and Field Testing of an Accelerated Bridge Construction Demonstration Bridge: US Highway 6 Bridge over Keg Creek, RB02-012, 2013 [PDF]

open access: yes, 2013
The US Highway 6 Bridge over Keg Creek outside of Council Bluffs, Iowa is a demonstration bridge site chosen to put into practice newly-developed Accelerated Bridge Construction (ABC) concepts.

core  

Experimental Study of a Novel Type Joint Used in Precast Reinforced Concrete Frame Under Reversals

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
Prefabricated components are an integral part of the prefabricated construction. One of the main challenges in seismic regions is developing constructible connections between prefabricated components that can withstand inelastic cyclic deformations. This study introduces a novel type of joint designed to connect prefabricated concrete columns and beams
Yanqiu Lu   +3 more
wiley   +1 more source

Gradient Boosting‐Based Modeling of Structural Performance in Hybrid Multi‐Tube Columns

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
This study presents an advanced predictive framework for estimating the ultimate confined strength (fcc,u) and ultimate strain (εcc,u) of a hybrid multi‐tube concrete column (MTCC), an innovative structural system that combines a fiber‐reinforced polymer (FRP) outer tube, inner steel tubes, and void‐filled concrete.
Yinghui Sun   +3 more
wiley   +1 more source

Numerical study on impact resistance of NC–UHPC composite beam

open access: yes工程科学学报
Ultrahigh-performance concrete (UHPC) has become the most promising high-performance material, and has achieved excellent application in the field of impact and explosion protection engineering.
Min WU   +4 more
doaj   +1 more source

Precast Concrete Deck-to-Girder Connection using UHPC [PDF]

open access: yes, 2019
The implementation of ultra-high-performance concrete (UHPC) in bridge construction has been growing rapidly in the last two decades due to its excellent mechanical properties, workability, and durability.
Abo El-Khier, Mostafa, Morcous, George
core   +1 more source

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