Mohammed Elshafie
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View article: The engineering legacy of the FIFA World Cup Qatar 2022TM: Stadium 974 – reuse as driving force for sustainability
The engineering legacy of the FIFA World Cup Qatar 2022TM: Stadium 974 – reuse as driving force for sustainability Open
Stadium 974, located on the east shore of the Doha Bay in the municipality of Ras Abu Aboud, is the first fully demountable, transportable and reusable stadium of its kind. Modular systems in construction have a long track record in the in…
View article: Research data supporting "Evaluating prestress losses in a prestressed concrete girder railway bridge using distributed and discrete fibre optic sensors"
Research data supporting "Evaluating prestress losses in a prestressed concrete girder railway bridge using distributed and discrete fibre optic sensors" Open
This dataset contains the raw data files (word doc and Matlab figure) for the journal paper "Evaluating prestress losses in a prestressed concrete girder railway bridge using distributed and discrete fibre optic sensors" (Construction and …
View article: Strengthening of seismically deficient exterior beam-column connections using embedded steel bars
Strengthening of seismically deficient exterior beam-column connections using embedded steel bars Open
Several techniques for improving performance of reinforced concrete (RC) beam-column (BC) connections have been developed in last two decades, but these techniques have been criticized for being labourintensive and susceptible to premature…
View article: Development of a three-dimensional staged volume loss tunnelling method in the centrifuge
Development of a three-dimensional staged volume loss tunnelling method in the centrifuge Open
Conventional assessment of tunnelling-induced settlement focuses primarily on transverse profiles given the transitional nature of the longitudinal settlement profile. This approach thus relies on the commonly made assumption that the trou…
View article: Performance Assessment of a Newly Constructed Skewed Half-Through Railway Bridge Using Integrated Sensing
Performance Assessment of a Newly Constructed Skewed Half-Through Railway Bridge Using Integrated Sensing Open
Half-through steel plate girder bridges are widely used across the United Kingdom’s railway network. However, few studies have investigated their real in-service behavior. Concurrently, the use of advanced sensor systems, such as those uti…
View article: Experimental Behavior and Design of Exterior Reinforced Concrete Beam-Column Joints Strengthened with Embedded Bars
Experimental Behavior and Design of Exterior Reinforced Concrete Beam-Column Joints Strengthened with Embedded Bars Open
Shear-deficient RC beam-column joints (BCJs) represent one of the main factors behind the seismic damage suffered by existing concrete infrastructure, as well as the associated loss of life. This study presents a novel technique for streng…
View article: Data set related to the publication: "Structural performance monitoring using a dynamic data-driven BIM environment"
Data set related to the publication: "Structural performance monitoring using a dynamic data-driven BIM environment" Open
The data was collected for the ME01 project being carried out in the Department of Engineering at the University of Cambridge under EPSRC grant no. EP/L010917/1 \nThe ME01 project is a fibre optic instrumentation and dynamic monitoring pro…
View article: Observed deformations in geosynthetic-reinforced granular soils subjected to voids
Observed deformations in geosynthetic-reinforced granular soils subjected to voids Open
Geosynthetic-reinforced soils are used in the design and construction of road and railway embankments over geotechnically challenging areas with high potential for void formation in order to limit the surface deflection over the void. Vali…
View article: Pervasive Fibre-Optic Sensor Networks in Bridges: A UK Case Study
Pervasive Fibre-Optic Sensor Networks in Bridges: A UK Case Study Open
Integrating fibre-optic sensor networks in a newly-constructed infrastructure assets enables data-driven performance assessment during its construction and throughout its operational life. As part of a multimillion pound railway infrastruc…
View article: Field observations of settlements during circular shaft excavation in London
Field observations of settlements during circular shaft excavation in London Open
Field observations of ground surface settlement during circular shaft construction in London
View article: Case studies of circular shaft construction in London
Case studies of circular shaft construction in London Open
At present, there are few well-documented case studies of circular shaft construction, making it difficult for designers to estimate reliable ground movements arising from such construction. This paper describes field observations of groun…
View article: Real-Time Statistical Modelling of Data Generated from Self-Sensing Bridges
Real-Time Statistical Modelling of Data Generated from Self-Sensing Bridges Open
Instrumentation of infrastructure is changing the way engineers design, construct, monitor and maintain structures such as roads, bridges and underground structures. Data gathered from these instruments have changed the hands-on assessment…
View article: Recreating passenger mode choice-sets for transport simulation: A case study of London, UK
Recreating passenger mode choice-sets for transport simulation: A case study of London, UK Open
Urban transport infrastructure is under increasing pressure from rising travel demand in many cities worldwide. It is no longer sustainable or even economically viable to cope with increased demand by continually adding capacity to transpo…
View article: Structural Performance Monitoring Using a Dynamic Data-Driven BIM Environment
Structural Performance Monitoring Using a Dynamic Data-Driven BIM Environment Open
Structural health monitoring data has not been fully leveraged to support asset management due to a lack of effective integration with other data sets. A building information modeling (BIM) approach is presented to leverage structural moni…
View article: Measured temperature effects during the construction of a prestressed precast concrete bridge beam
Measured temperature effects during the construction of a prestressed precast concrete bridge beam Open
Prestress losses in precast concrete beams include the short-term effects of elastic shortening and the long-term effects of concrete shrinkage, concrete creep and steel relaxation. Temperature effects are, however, excluded. The aim of th…
View article: Distributed Fiber Optic Sensing of Axially Loaded Bored Piles
Distributed Fiber Optic Sensing of Axially Loaded Bored Piles Open
Instrumented pile tests are vital to establish the performance of a pile and validate the assumptions made during initial design. Conventional instrumentation includes vibrating wire strain gauges and extensometers to measure the change in…
View article: Open-face tunnelling effects on non-displacement piles in clay – part 1: centrifuge modelling techniques
Open-face tunnelling effects on non-displacement piles in clay – part 1: centrifuge modelling techniques Open
A research programme conducted at the University of Cambridge geotechnical centrifuge provided high-quality data on the interaction effects of open-faced tunnelling beneath non-displacement piles in clay. This paper presents details of the…
View article: Open-face tunnelling effects on non-displacement piles in clay – part 2: tunnelling beneath loaded piles and analytical modelling
Open-face tunnelling effects on non-displacement piles in clay – part 2: tunnelling beneath loaded piles and analytical modelling Open
Results from centrifuge modelling of tunnelling beneath loaded non-displacement piles in clay are presented in this paper; the principal variables were soil strength, pile loading and pile position relative to the tunnel. The details of th…
View article: Tunnelling close beneath an existing tunnel in clay – perpendicular undercrossing
Tunnelling close beneath an existing tunnel in clay – perpendicular undercrossing Open
A series of centrifuge model tests in clay was carried out to investigate the response of an existing tunnel at different clear distances to new tunnelling. A three-dimensional (3D) staged tunnelling model was adopted to simulate a wide ra…
View article: Management of structural monitoring data of bridges using BIM
Management of structural monitoring data of bridges using BIM Open
In addition to the traditional benefits associated with the installation of structural health monitoring systems, reductions in construction, operational and maintenance costs, and improved performance and quality can be achieved by effect…
View article: Research data supporting the paper "Integrated fibre-optic sensor networks as tools for monitoring strain development in bridges during construction"
Research data supporting the paper "Integrated fibre-optic sensor networks as tools for monitoring strain development in bridges during construction" Open
Strain data collected during the casting and curing of a concrete deck on a single span half-through composite rail-over-rail bridge near Stafford UK. The data was collected for the ME01 project being carried out in the Department of Engin…
View article: Assessing the discrepancies between recorded and commonly assumed journey times in London
Assessing the discrepancies between recorded and commonly assumed journey times in London Open
Transport models for infrastructure investment and operations planning make use of generalised trip cost to predict travel choice decisions. In cities, the most important factors in the generalised cost is trip duration. When calibrating s…
View article: Considerations for monitoring of deep circular excavations
Considerations for monitoring of deep circular excavations Open
Understanding the magnitude and distribution of ground movements associated with deep shaft construction is a key factor in designing efficient damage prevention/mitigation measures. Therefore, a large-scale monitoring scheme was implement…
View article: Integrated Fibre-Optic Sensor Networks as Tools for Monitoring Strain Development in Bridges during Construction
Integrated Fibre-Optic Sensor Networks as Tools for Monitoring Strain Development in Bridges during Construction Open
Long-term asset management and maintenance of civil infrastructure relies on having access to reliable performance data in order to inform critical decision-making processes. This paper discusses the development and implementation of a rob…