Lezione del 17 dicembre 2015 dell'Ing. Konstantinos Gkoumas al Corso di Costruzioni Metalliche del Prof. Ing. Franco Bontempi, Facolta' di Ingegneria Civile e Industriale, Universita' degli Studi di Roma La Sapienza.
The presentation covers following areas:
- Typical Problems in Construction Industry
- What is BIM?
-BIM Process
- Influence of BIM on Industry Problems
- BIM Application
- BIM Advantages
- BIM Workflow
- BIM & Project Management
- BIM & Design Team Members
- BIM around the Globe
- Construction Industry with BIM
All work presented in the presentation is carried out by graduates of NUST, Islambad including Abdul Mughees Khan, Syed Kashif Ali Shah, Sharjeel Ahmad Tariq, Malik Awais Ahmad and Hamza Khan Shinwari.
Special credit of the work goes to Engr Tahir Shamshad, Vice President NESPAK and Engr Zia Ud Din, Asst Professor NUST under guidance and mentor ship the whole work was performed.
For more details feel free to contact: amugheeskhan@gmail.com
presentation by Paul Wilkinson to CIMCIG BIM conference, Building Centre, London WC1 on Wednesday 25 April 2012.
Presentation explains what BIM is (and isn't), and outlines why it has become important in 2012, as the UK construction industry looks to meet a UK Government BIM deadline by 2016.
What does BIM mean for Civil Engineers?Chun Keung Ng
BIM is a norm for the building industry. How about for infrastructures? Some countries are over confident on the implementation of BIM in both building and civil engineering industries. Is the BIM technology for infrastructures mature and easily available? Are the professionals ready for BIM?
The new revolutionary concept of Building Information Modeling (BIM) is a digital representation of physical and functional characteristics of a facility
BIM programs and practices can greatly impact productivity in the construction industry. BIM allows for improved coordination between teams, which reduces errors and rework. Studies show that BIM users report fewer errors in design and less rework during construction. They also see improved communication and reduced project timelines. When implemented properly with trained staff, BIM supports gathering and sharing information across projects to help optimize results and efficiency throughout the construction process.
Building Information Modeling (BIM) provides significant benefits to design, construction, and maintenance of buildings. It saves 45% on design cycle time by allowing errors to be corrected early. Construction costs are reduced by 20% since clashes are detected in the design phase rather than on site. Site meetings are reduced by 50% through better coordination across specialties in the integrated 3D model. BIM also saves 25% on material costs by enabling accurate quantity take-offs.
Building Information Modeling (BIM) is a powerful tool for visualizing and virtually constructing in 3D. It is also a database where the information and process for adding data is equally powerful, giving owners and operators the ability to integrate BIM into Facility Management (FM) software and use the model to manage the facility over the building's lifecycle. Learn about Building Information Models and how BIM reinforces collaboration and helps project teams deliver better products and services.
Building information modeling (BIM) is a process involving the generation and management of digital representations of physical and functional characteristics of places. Building information models (BIMs) are files (often but not always in proprietary formats and containing proprietary data) which can be exchanged or networked to support decision-making about a place. Current BIM software is used by individuals, businesses and government agencies who plan, design, construct, operate and maintain diverse physical infrastructures, such as water, wastewater, electricity, gas, refuse and communication utilities, roads, bridges and ports, houses, apartments, schools and shops, offices, factories, warehouses and prisons.
BIM awareness develops in stages from understanding BIM as an intelligent 3D CAD model, to a model with embedded data, to a process for managing building information, and ultimately knowledge management. The stages progress from seeing BIM as a model to a management process to knowledge sharing.
In this presentation, a quick but comprehensive introduction to Building Information Modeling (BIM) is provided, aiming at showing the benefits of BIM for all the actors of a construction project.
Use of BIM in planning and construction and implementation in real projectMANNU KUMAR
This document provides an overview of Building Information Modeling (BIM) including definitions, the evolution of BIM and design processes, different levels of BIM implementation, and the progression of BIM from 3D to 7D. It discusses advantages and uses of BIM such as improved visualization, coordination, productivity and quality. The document also includes case studies on BIM implementation for infrastructure and building projects in India and China, highlighting challenges addressed and outcomes like reduced costs, clashes, and improved planning.
This document discusses Building Information Modeling (BIM) and its benefits throughout the different phases of a building's lifecycle. BIM is a process that involves creating and managing digital representations of physical and functional characteristics of buildings. The document outlines the history of BIM and explains how it supports integrated project teamwork and decision making from design through construction, operations, and management. Key software that supports BIM implementation is also mentioned.
Building Information Modeling (BIM) is an integrated software that simulates the entire construction design process, including materials, boundaries, and requirements. BIM manages graphical displays, construction details, and data, allowing architects and engineers to easily create drawings, reports, and analyze designs. It simulates infrastructure in a few clicks and empowers facilities management and material purchasing. BIM eliminates data redundancy, supports standards, and saves costs through interconnected digital design. It helps track asset management, construction sequencing, information sharing, and ensures all stakeholders have up-to-date information to implement BIM throughout the construction process.
The document discusses the use of Building Information Modeling (BIM) in construction management. It describes how BIM allows for 3D modeling of building components and their properties. It then outlines several key uses of BIM for construction managers, including visualization, coordination, prefabrication, construction planning and monitoring, cost estimation, and generating a record model. The document also presents two case studies, one of the MIT Kochi project, to illustrate real-world examples of how BIM benefits construction projects through improved visualization, coordination, planning and cost control.
Building Information Modeling (BIM) & Industry Foundation Classes (IFC)metalalp
The document discusses Building Information Modeling (BIM) and Industry Foundation Classes (IFC). It defines BIM as a process for generating and managing building data throughout its lifecycle using 3D modeling software. IFC is described as an open standard developed to facilitate interoperability between BIM software applications. Examples are given of how IFC represents building elements and projects using it around the world. In conclusion, the document states that while BIM and IFC are emerging technologies, IFC has become a de facto standard for exchanging building data internationally.
The seminar discussed Building Information Modeling (BIM) and its advantages over traditional CAD. BIM is a digital representation of the physical and functional characteristics of a building and extends beyond 2D and 3D drawings to represent a building's width, height, time, cost and environmental impacts. It allows for more collaborative work and better decision making compared to CAD. Popular BIM software includes Revit, BIM 360 and Archicad. While BIM provides benefits like simulation and parametric modeling, it also faces challenges like a lack of specialists and software incompatibility. The seminar concluded that BIM is a promising new approach that saves time and improves construction quality through better communication of information.
Building Information Modeling (BIM) is a process that involves creating and managing digital representations of physical and functional characteristics of buildings. A BIM is a shared knowledge resource about a building that can be used throughout its lifecycle from design through construction and operations. BIM uses parametric 3D object-oriented modeling as the basis for sharing information and for analysis and simulation to support planning, design, construction, and operation of a building or infrastructure asset.
- Building information modeling (BIM) is a process that involves creating and managing digital representations of physical and functional characteristics of buildings.
- BIM adds the 4th dimension of time and 5th dimension of cost to a 3D model, allowing analysis of how a facility will be planned, designed, constructed, and operated.
- BIM provides various benefits such as improved coordination, visualization, productivity, cost savings, and reduced project time. It also enables simulation and analysis of building performance.
Slide della lezione alla Scuola Master Pesenti del Politecnico di Milano, Novembre 2013, sul concetti e i metodi dell'analisi strutturale a supporto della progettazione prestazionale.
La Direzione Regionale dei Vigili del fuoco per la Calabria e l' Università della Calabria hanno organizzato una giornata di studio sulla “Resistenza al fuoco delle strutture” che si terrà in data 6 febbraio, con inizio alle ore 10.00 presso l’Università della Calabria, Dipartimento Ingegneria Civile, in cui saranno trattati argomenti relativi alla progettazione strutturale antincendio. In particolare:
La modellazione dell’incendio.
Illustrazione dei metodi semplificati degli eurocodici per le verifiche analitiche di resistenza al fuoco.
La progettazione antincendio nelle facciate degli edifici civili.
L’approccio sistemico per la sicurezza delle gallerie in caso di incendio e problemi strutturali specifici.
Analisi strutturale in caso di incendio: impostazione e applicazioni.
http://www.vigilfuococalabria.com/territorio/direzione/291-unical-giornata-di-studio-resistenza-al-fuoco-delle-strutture-2.html
Lezione del 10 dicembre 2015 del Corso di Costruzioni Metalliche, Facolta' di Ingegneria Civile e Industriale, Universita' degli Studi di Roma La Sapienza.
ntesi degli argomenti trattati nelle esercitazioni 7 (parte 2) e 8 del Corso di Tecnica delle Costruzioni tenuto presso la Facoltà di Ingegneria Civile della Sapienza di Roma
Lezione del 12 ottobre 2016 al Corso di Progettazione Strutturale Antincendio,
Prof. Ing. Franco Bontempi
Facolta' di Ingegneria Civile e Industriale
Universita' degli Studi di Roma La Sapienza
Elaborato di Riccardo Giorgi per il Corso di Progettazione Strutturale Antincendio del prof. ing. Franco Bontempi, Facolta' di Ingegneria Civile e Industriale, Sapienza Universita' di Roma, A.A. 2015/16.
Slide della esercitazione n.7 del Corso di Tecnica delle Costruzioni per Ingegneria Civile tenuto dal Prof. Franco Bontempi alla Sapienza Universita' di Roma - esercitazioni tenute dall'Ing. Stefania Arangio
Lezione dell'Ing. Chiara Crosti al Corso di Progettazione Strutturale Antincendio, Prof. Ing. Franco Bontempi, Facolta' di Ingegneria Civile e Industriale, Universita' degli Studi di Roma La Sapienza.
Revit Modeling India is a precursor in the application of the BIM software, methods and processes in the building engineering and construction sectors holding on to current project BIM requirements. Our experience with outsourcing has enabled us to understand the requirements of international customers and constantly provide reliable engineering services for a wide spectrum of industries. Revit Modeling India offers complete solutions for BIM technology from 3D modeling in Revit, 4D-enabling the manipulation of models through time, 5D-incorporating cost data, nD-extrapolating energy utilization and sustainability performance.
Presentation faite le 27 mars 2015 pour une journée de le cadre de REUNION REGIONALE I. H. F.
Région : Rhône Alpes
Vendredi 27 Mars 2015
Au C.H.U. de GRENOBLE
Organisée par Didier BOUVARD Délégué régional
Building a High-Level Process Model for Soliciting Requirements on Software T...Ilia Bider
Use of software tools to support business processes is both a possibility and necessity for both large and small enterprises of today. Given the variety of tools on the market, the question of how to choose the right tools for the process in question or analyze the suitability of the tools already employed arises. The paper presents an experience report of using a high-level business process model for analyzing software tools suitability at a large ICT organization that recently transitioned to scrum-based project methodology of software development. The paper gives overview of the modeling method used, describes the organizational context, presents a model built, and discusses preliminary findings based on the analysis of the model.
Maquette numérique BIM pour la collaboration en conception/construction. Prat...Sylvain Kubicki
Introduction de la conférence BIM organisée par Graphisoft Belgique le 21 novembre 2013 à Braine L'Alleud.
Les pratiques de conception/construction basées sur l'utilisation de maquettes numériques se répandent dans le secteur de la construction. Elles modifient profondèment les modes de production du projet (modélisation dans les phases de conception), de collaboration (en conception et construction) et les principes de gestion du bâtiment (utilisation). La présentation distingue les problématiques de modélisation, collaboration et technologies dans la mise en place du BIM.
Discovering and building the knowledge base of Information Management through...Sheila Webber
This paper was presented as part of a symposium at the Society for Research in Higher Education (SRHE) conference in December 2009.
Webber, S. (2009) “Discovering and building the knowledge base of Information Management through different roles and spaces”. Paper presented at: Challenging higher education: knowledge, policy and practice: Society for Research in Higher Education conference 2009, 8-10 December 2009.
Construction Supply Chain Management (Group Assignment) - BIM 7DYee Len Wan
This document provides an overview of Building Information Modeling (BIM) and its dimensions. It discusses 3D, 4D, 5D, 6D, and 7D BIM. 3D BIM refers to the visual or geometric component of the model. 4D BIM adds time as a dimension by linking the 3D model to a construction schedule. 5D BIM incorporates cost information. The document describes the benefits and challenges of BIM as well as software used for 4D modeling.
This document discusses Building Information Modeling (BIM) and its benefits for the construction industry. BIM models allow project team partners to work together on a single platform using the same facts, data, and drawings. BIM models add additional dimensions like time (4D), cost (5D), and lifecycle elements (6D) to help with project planning, cost estimation, and scheduling. The "I" in BIM refers to the important information stored in BIM models that can be accessed from anywhere, improving accuracy, safety, collaboration, and insights for future projects. BIM is useful for construction planning and infrastructure projects by facilitating complex planning, visualization, and cost/schedule management. As BIM advances, its
This document provides an overview of Building Information Modeling (BIM). It discusses the history and concept of BIM, including how it has evolved from 2D to 3D modeling. BIM allows different project stakeholders to collaborate by sharing a single database model. The document outlines the various types of BIM models (architectural, structural, MEP etc.) and levels of BIM sophistication. It also discusses how BIM can be used for clash detection, space management, facility management, and building analytics. The status of BIM adoption in India is discussed, along with its applicability to different project delivery methods.
BIM Building Information Modeling is much more than model creation, it is human and software collaboration through large volumes of construction data that is communicated at every point in the development life-cycle for a project(s).
There are many definitions of BIM out there and all are accurate in most senses. BIM is an intelligent model-based process to create building model data that is essentially coordinated and computable and thus AEC professionals can more efficiently design, build and operate buildings and infrastructures. A true BIM model consists of the virtual equivalents of the actual building parts and pieces used to build a building which means a building can be “built” even before its physical realization through a virtual model.
BIM Dominating The Future of Architectural Design.pptxTop BIM Company
Building Information Modeling technology supports architects throughout the design process. Architects use Building Information Modeling (BIM) throughout the design process to help improve quality and accelerate design processes with integrated workflows for concept design, modeling, multidiscipline coordination, and construction documentation.
To know more about Architectural BIM Design, visit our website: https://www.topbimcompany.com/architectural-bim-services/
Top 5 trends reshaping the process of building information modelingNI BT
Building Information Modeling has already started to develop as a more great alternative to 3D CAD modeling. Along with the engineers and architects many stakeholders in the BIM process are taking the advantages. Check out the Top 5 Trends Reshaping the Process Of Building Information Modeling.
Omer Syed - The Integration of BIM in Construction Organizations & its Impact...Omer Syed
BIM in Construction Organizations and its Impacts on Productivity. The document discusses how BIM programs can increase productivity in the construction industry compared to traditional CAD methods. It defines BIM and outlines its history and applications both on and off site. Studies show BIM reduces errors, rework and costs, and accelerates project timelines. Interviews with industry professionals confirm BIM decreases coordination errors by 90% and improves productivity through reduced redundancies. The conclusion is that BIM improves visualization, information retrieval, coordination and project delivery speed when implemented successfully.
BIM has great potential to increase productivity in the construction industry. It allows for improved coordination and visualization of projects, which can reduce errors and rework. Studies show that BIM users report better communication and fewer design errors. Projects using BIM saw reduced time and costs, with estimated productivity increases of up to 75%. While BIM adoption faces challenges in training and new processes, construction companies that implement BIM stand to significantly improve project delivery and turnover when all parties embrace the new approach.
This document discusses Building Information Modeling (BIM) and its applications. It begins with an introduction to BIM, describing it as a process that creates and manages building data with unique identities and relationships. It then provides three case studies of projects that used BIM in different phases of design, construction, and operation. Finally, it discusses the benefits of BIM compared to traditional 3D modeling, noting that BIM stores detailed building data that can be used across the entire lifecycle of a building.
The Role of BIM in Modern Construction ProjectsTawwabKhan4
In the rapidly evolving landscape of modern construction, the integration of technology has become paramount for success. One such technological advancement that has revolutionised the industry is Building Information Modelling, commonly known as BIM. With its digital representation of the physical and functional characteristics of buildings, BIM offers a transformative approach to construction projects.
In this article, we take a look at the significance of BIM, exploring its importance and the multiple levels or stages it encompasses. We will also uncover the role of precision engineering in constructing stronger and more sophisticated buildings.
Understanding the Power of BIM: A Digital Revolution in Construction
At its core, Building Information Modelling (BIM) is a digital representation of a building’s physical and functional attributes. It encompasses a wide range of information, including architectural, structural, mechanical, and electrical details, all stored in a centralised database. This comprehensive model serves as a shared knowledge resource for all stakeholders involved in a construction project.
BIM is a game-changer in the construction industry due to its ability to enhance collaboration, improve communication, and streamline workflows.
BIM means a multitude of things to a myriad of stakeholders, companies, and geographical locations, based on multiple factors.
However, from a holistic viewpoint, the meaning we append to and the expectations we have of BIM are not as important as the connection that BIM brings when properly deployed with cloud-based solutions; thus, filling so many inefficiency gaps.
This is the era of Connected Construction and there has been an increased need for remote collaboration across every industry.
For whatever reason you implement Digital Transformation in your practice, you will most likely reap more benefits in the long run, if you can collaborate and connect with the other stakeholders across your projects.
How building information modeling (BIM) functions in construction projectsCAD Outsourcing
How building information modeling (BIM) functions in construction projects
https://www.cadoutsourcing.net/cad-outsourcing-services/building-information-modeling-bim.html
The document outlines 10 key points about building information modeling (BIM):
1. BIM is a process, not just a technology, that is applied throughout construction from design to facilities management.
2. BIM uses various technology platforms to enable aspects like architectural modeling.
3. BIM has different implementation levels from 2D CAD to full integration of data through web services.
BIM results in significant benefits like reduced costs, improved quality, and better predictability for construction projects.
Building Information Modeling Design Engineering | TechnostructTechnostruct LLC
BIM has come in vogue due to the fact that it’s feasible and helps in streamlining the functioning of a company.Know how it can help you to increase effectivity.
Point Cloud to BIM Modeling Services Tailored for Your Needs.pdfRvtcad
In the realm of architecture, engineering, and construction (AEC), precision and efficiency are paramount. As technology continues to advance, so do the tools and methods available to industry professionals. One such advancement that has revolutionized the way projects are conceptualized and executed is Point Cloud to Building Information Modeling (BIM) modeling services. These services offer a tailored approach to transforming raw data into comprehensive models, providing a foundation for informed decision-making, streamlined workflows, and ultimately, project success.
Software Application Presentation SlideLee Pei Gie
The document provides information on various BIM QS computer software including Glodon, CostX, Vico Office, and Nomitech Costos. It discusses the features, functions, and limitations of each software. It also compares BIM, manual measurement, and CAD measurement in terms of benefits and constraints during various project stages from briefing to post-construction. Overall, the document provides a comprehensive overview and comparison of BIM QS software and measurement methods.
1) BIM software provides benefits throughout the project lifecycle from planning to construction and facility management. It allows for improved visualization, coordination, estimation and resource efficiency.
2) However, BIM also faces limitations such as the need for experienced users, high costs, disruption to traditional processes, and challenges with data sharing between stakeholders.
3) While BIM streamlines tasks like quantity take-off, it cannot account for all construction cost variables and may be time consuming for scheduling. Experienced teams are required to leverage its full capabilities.
This document provides an overview of Building Information Modelling (BIM) and its various dimensions. It discusses BIM, the BIM cycle, and dimensions such as 3D, 4D, 5D, 6D, and 7D BIM. For each dimension, it provides an introduction, example software, advantages and disadvantages. The goal of BIM is to create and manage information about a building project using a digital 3D model and shared database. Adding additional dimensions such as time (4D) and cost (5D) allows for improved planning, cost estimation, and sustainability analysis over the lifespan of a building project.
Similar to CM - An introduction to Building Information Modelling (BIM) (20)
Calcolo della precompressione:
DOMINI e STRAUS7
Corso di Gestione di Ponti e Grandi Strutture A.A. 2021/22
Prof. Ing. Franco Bontempi
Facoltà di Ingegneria Civile e Industriale
Sapienza Università di Roma
Scopo dell'evento è
• illustrare l'identità culturale, e tecnica – di cui il progetto è parte fondante – del SSD Tecnica delle Costruzioni nella didattica,
• evidenziando contemporaneamente le opportunità di collaborazione trasversale con altre discipline,
• con particolare riferimento ai corsi della lauree magistrali o
equivalenti, e livelli di formazione successivi (master e dottorati).
L’incontro ha l’obiettivo di delineare l'identità culturale, scientifica e tecnica della disciplina della Tecnica delle Costruzioni nella didattica, evidenziando contemporaneamente le opportunità di collaborazione trasversale con altre discipline, con particolare riferimento ai corsi della lauree magistrali o equivalenti, e livelli di formazione successivi (master e dottorati).
In recent years, there has been an increasing interest in permanent observation of the dynamic behaviour of bridges for longterm
monitoring purpose. This is due not only to the ageing of a lot of structures, but also for dealing with the increasing
complexity of new bridges. The long-term monitoring of bridges produces a huge quantity of data that need to be effectively
processed. For this purpose, there has been a growing interest on the application of soft computing methods. In particular,
this work deals with the applicability of Bayesian neural networks for the identification of damage of a cable-stayed bridge.
The selected structure is a real bridge proposed as benchmark problem by the Asian-Pacific Network of Centers for Research
in Smart Structure Technology (ANCRiSST). They shared data coming from the long-term monitoring of the bridge with the
structural health monitoring community in order to assess the current progress on damage detection and identification
methods with a full-scale example. The data set includes vibration data before and after the bridge was damaged, so they are
useful for testing new approaches for damage detection. In the first part of the paper, the Bayesian neural network model is
discussed; then in the second part, a Bayesian neural network procedure for damage detection has been tested. The proposed
method is able to detect anomalies on the behaviour of the structure, which can be related to the presence of damage. In order
to obtain a confirmation of the obtained results, in the last part of the paper, they are compared with those obtained by using a
traditional approach for vibration-based structural identification.
In recent years, structural integrity monitoring has become increasingly important in structural engineering and construction management. It represents an important tool for the assessment of the dependability of existing complex structural systems as it integrates, in a unified perspective, advanced engineering analyses and experimental data processing. In the first part of this work
the concepts of dependability and structural integrity are
discussed and it is shown that an effective integrity assessment
needs advanced computational methods. For this purpose, soft computing methods have shown to be very useful. In particular, in this work the neural networks model is chosen and successfully improved by applying the Bayesian inference at four hierarchical levels: for training, optimization of the regularization terms, databased model selection, and evaluation of the relative importance of different inputs. In the second part of the article,
Bayesian neural networks are used to formulate a
multilevel strategy for the monitoring of the integrity of long span bridges subjected to environmental actions: in a first level the occurrence of damage is detected; in a following level the specific damaged element is recognized and the intensity of damage is quantified.
This paper deals with the general framework for the development and the maintenance of complex structural systems. In the first part, starting with a semantic analysis of the term ‘structure’, the traditional approach to structural problem solving has been reconsidered. Consequently, a systemic approach for the formulation of the different kinds of direct and inverse problems has been framed, particularly with regards to structural design and
maintenance. The overall design phase is defined with the aid of the performance-based design (PBD) philosophy, emphasizing the concepts of dependability and enlightening the role of structural identification. The second part of the present work analyses structural health monitoring (SHM) in the systemic way previously introduced. Finally, the techniques related to the implementation of the monitoring process are introduced and a synoptic overview of methods and instruments for structural health monitoring is
presented, with particular attention to the ones necessary for structural damage identification.
Disegni strutturali e particolari costruttivi di ponti in cemento armato raccolti dall'Ing. Cosimo Bianchi.
Ad uso esclusivo degli Allievi del Corso di Teoria e Progetto di Ponti della Facoltà di Ingegneria della Sapienza - Prof. Ing. Franco Bontempi
Disegni strutturali e particolari costruttivi di ponti in acciaio raccolti dall'Ing. Cosimo Bianchi.
Ad uso esclusivo degli Allievi del Corso di Teoria e Progetto di Ponti della Facoltà di Ingegneria della Sapienza - Prof. Ing. Franco Bontempi
Libro che raccoglie le lezioni del Prof. Giulio Ceradini a cura del Prof. Carlo Gavarini.
Ad uso esclusivo degli Allievi del Corso di Teoria e Progetto di Ponti della Facoltà di Ingegneria della Sapienza - Prof. Ing. Franco Bontempi
A numerical approach to the reliability analysis of reinforced and prestressed concrete structures is presented. The problem is formulated in terms of the probabilistic safety factor and the structural reliability is evaluated by Monte
Carlo simulation. The cumulative distribution of the safety factor associated with each limit state is derived and a reliability index is evaluated. The proposed procedure is applied to reliability analysis of an existing prestressed concrete arch bridge.
This paper presents a general approach to the probabilistic prediction of the structural service life and to the maintenance
planning of deteriorating concrete structures. The proposed formulation is based on a novel methodology for the assessment of the time-variant structural performance under the diffusive attack of external aggressive agents. Based on this methodology, Monte Carlo
simulation is used to account for the randomness of the main structural parameters, including material properties, geometrical parameters, area and location of the reinforcement, material diffusivity and damage rates. The time-variant reliability is then computed with respect to proper measures of structural performance. The results of the lifetime durability analysis are finally used to select, among different maintenance scenarios, the most economical rehabilitation strategy leading to a prescribed target value of the structural service life. Two numerical applications, a box-girder bridge deck and a pier of an existing bridge, show the effectiveness of the proposed methodology.
This paper presents a novel approach using cellular automata to model the durability analysis of concrete structures exposed to aggressive environmental agents. The diffusion of these agents is modeled using cellular automata, which represent physical systems with discrete space, time, and state values. Mechanical damage from diffusion is evaluated using degradation laws. The interaction of diffusion and structural behavior is captured by modeling stochastic effects in mass transfer. Nonlinear structural analyses over time are performed using a deteriorating concrete beam element within a finite element framework. The approach is demonstrated on applications including a concrete box girder, T-beam, and arch bridge to identify critical members.
The paper deals with the assessment during time of r.c. structures under damage due to diffusion of external agents inside the structure. The diffusion process is modelled by a cellular automata based approach, taking the interaction with the mechanical state of the structures, i.e. the cracking state of the structures, into account. A so-called staggered process then solves the coupled problem. An application shows the effectiveness of the proposed analysis strategy, together some design considerations about the structural robustness.
Atti Congresso CTE, Pisa 2000
Response & Safe AI at Summer School of AI at IIITHIIIT Hyderabad
Talk covering Guardrails , Jailbreak, What is an alignment problem? RLHF, EU AI Act, Machine & Graph unlearning, Bias, Inconsistency, Probing, Interpretability, Bias
OCS Training Institute is pleased to co-operate with
a Global provider of Rig Inspection/Audits,
Commission-ing, Compliance & Acceptance as well as
& Engineering for Offshore Drilling Rigs, to deliver
Drilling Rig Inspec-tion Workshops (RIW) which
teaches the inspection & maintenance procedures
required to ensure equipment integrity. Candidates
learn to implement the relevant standards &
understand industry requirements so that they can
verify the condition of a rig’s equipment & improve
safety, thus reducing the number of accidents and
protecting the asset.
Enhancing Security with Multi-Factor Authentication in Privileged Access Mana...Bert Blevins
In the constantly evolving field of cybersecurity, ensuring robust protection for sensitive data and critical systems has never been more vital. As cyber threats grow more sophisticated, organizations continually seek innovative ways to bolster their defenses. One of the most effective tools in the security arsenal is Multi-Factor Authentication (MFA), particularly when integrated with Privileged Access Management (PAM).
Privileged Access Management encompasses the methods, procedures, and tools used to regulate and monitor access to privileged accounts within an organization. Users with privileged accounts possess elevated rights, enabling them to perform essential operations such as system configuration, access to sensitive data, and management of network infrastructure. However, these elevated privileges also pose a significant security risk if they fall into the wrong hands.
By combining MFA with PAM, organizations can significantly enhance their security posture. MFA adds an additional layer of verification, ensuring that even if privileged account credentials are compromised, unauthorized access can be thwarted. This integration of MFA and PAM provides a robust defense mechanism, protecting critical systems and sensitive data from increasingly sophisticated cyber threats.
A vernier caliper is a precision instrument used to measure dimensions with high accuracy. It can measure internal and external dimensions, as well as depths.
Here is a detailed description of its parts and how to use it.
Literature Reivew of Student Center DesignPriyankaKarn3
It was back in 2020, during the COVID-19 lockdown Period when we were introduced to an Online learning system and had to carry out our Design studio work. The students of the Institute of Engineering, Purwanchal Campus, Dharan did the literature study and research. The team was of Prakash Roka Magar, Priyanka Karn (me), Riwaz Upreti, Sandip Seth, and Ujjwal Dev from the Department of Architecture. It was just a scratch draft made out of the initial phase of study just after the topic was introduced. It was one of the best teams I had worked with, shared lots of memories, and learned a lot.
How to Manage Internal Notes in Odoo 17 POSCeline George
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CM - An introduction to Building Information Modelling (BIM)
1. CORSO DI
COSTRUZIONI METALLICHE
An introduction
to Building
Information
Modelling (BIM)
Konstantinos Gkoumas,
Ph.D., P.E.
Docente: Franco Bontempi,
Ph.D., P.E.
Facoltà di Ingegneria
Sapienza Università di Roma
CORSO DI COSTRUZIONI METALLICHE
Konstantinos Gkoumas
17/12/2015
Source: http://macinteract.com/bim-reality-check-1253
2. CORSO DI
COSTRUZIONI METALLICHE Page 2An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
• Productivity and automations has been slow in the last decades
in the architecture, engineering, and construction industry (AEC)
• AEC necessitates to embrace the benefits of integrated data
management
• This includes the gathering, processing, and utilizing information
across the spectrum of consulting, design, implementation, and
operations
• BIM is a process improvement methodology that leverages data
to analyze and predict outcomes throughout different phases of
the building life cycle
• BIM is a database-driven representation of the building
throughout the building’s life cycle
Construction technology needs
3. CORSO DI
COSTRUZIONI METALLICHE Page 3An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
Construction technology transformation timeline
http://dcee2015.info
4. CORSO DI
COSTRUZIONI METALLICHE Page 4An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
Construction technology transformation timeline
http://dcee2015.info
5. CORSO DI
COSTRUZIONI METALLICHE Page 5An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
Construction technology transformation timeline
http://dcee2015.info
• Public participation design process
• Learnable design tool
• Experience Based Maker
• Human-centered
• Interactive cooperation/ Complete integration (also software)
• 3D printing technology on construction
• Big data
• Trackable design tool
• Analysis on disaster prevention
• Concurrent cross-disciplinary design process
• Biotech materials
• Emotional design
• Algorithm/automatic design
6. CORSO DI
COSTRUZIONI METALLICHE Page 6An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
Construction technology transformation timeline
Source: Sackey, Enoch, A Sociotechnical Systems Analysis of Building Information Modelling (STSaBIM)
Implementation in Construction Organisations, PhD Thesis, Loughborough University, 2014
7. CORSO DI
COSTRUZIONI METALLICHE Page 7An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
Definitions
• Building Information Modelling (BIM) is the process of generating
and managing building data during its life cycle
• Building Information Modeling (BIM) is a digital representation of
physical and functional characteristics of a facility
– A BIM is a shared knowledge resource for information about a
facility forming a reliable basis for decisions during its life-cycle,
defined as existing from earliest conception to demolition
• BIM models are differentiated from traditional CAD systems in
that the software objects in a BIM model are intelligible to
computer programs as representations of real-world building
components, unlike the graphic objects in a two-dimensional CAD
file
8. CORSO DI
COSTRUZIONI METALLICHE Page 8An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
What about
• BIM is the process of generating and managing project
information throughout the whole life cycle of the
infrastructure – not just that for a building – from planning and
design, through construction, to operation, maintenance and
de-commissioning.
• BIM describes an activity, not an object, and is therefore much
more than a single technology or tool (e.g. REVIT) ~ it’s a
quantum change in design and delivery practice, processes and
behaviors – and because it is addressing infrastructure, sound
information management and GIS is critical to its delivery.
9. CORSO DI
COSTRUZIONI METALLICHE Page 9An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
What for
• Design visualization
• Reduction of Errors
• 4D Constructability
• 5D Cost Estimating
• Asset/Equipment Inventory
• Facility Operations
• Space assignment
• Maintenance/Repair
• Collision Detection
• Quantity Take Off
• Emergency response, etc.
10. CORSO DI
COSTRUZIONI METALLICHE Page 10An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
Glossary
Source: BUILDING BEFORE BUILDING: THE BIM REVOLUTION
http://www.bimgeneration.com/english/pdf/bim-book_25x30.pdf
• 3D MODEL: a 3D representation of all data making it possible to design and
construct a project and simulate its behaviour.
• BIM (BUILDING INFORMATION MODELLING): a process by which this data is
managed throughout the life-cycle of the building.
• 4D: Phasing and programming. When time is added to the model, it creates a
fourth dimension enabling those involved in the project to observe how the
scheme might be phased and built.
• 5D: Cost. A fifth dimension is introduced when the concept of cost over time is
added to the 3D model. 5D allows modellers to explore the budget/estimated
cost of a project at any given point in time during the project.
• 6D: Asset Management and Facility Management.The 6D model is often referred
to as the "As Built" model.This model is handed over to the client/end user
once the project has reached practical completion.
• 7D: The next dimension, not widely used in construction, today refers to
energy and environmental performances of the project.
11. CORSO DI
COSTRUZIONI METALLICHE Page 11An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
X-Ds (information associated with the model)
12. CORSO DI
COSTRUZIONI METALLICHE Page 12An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
Obstacles to BIM
• Training curve. Even those trained in CAD today need to step
back and realize that this is something new.This is not CAD+, or
Son of CAD. BIM is its own approach and its own discipline. It
warrants and requires serious, and possibly lengthy, study to
become proficient in the ins and outs of the tools, but any time
spent now to master this approach will be time (and money)
well spent.
• Cost of software. BIM tools do not come inexpensively, and it
may fall outside the budgetary realities of a smaller firm. Smaller
firms can still benefit from BIM by participating in team meetings,
and possibly outsource any required model construction to BIM
consultants.
Source: Building Information Modeling:. Understanding and Operating in a New Paradigm.
Prepared for The Foundation of Wall and Ceiling Industry By Words & Images, 2009
13. CORSO DI
COSTRUZIONI METALLICHE Page 13An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
Purpose
Sharing of intelligent models from cross-functional project teams to
better plan, design, build, and manage building and infrastructure projects.
BIM - Introduction
14. CORSO DI
COSTRUZIONI METALLICHE Page 14An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
Purpose
BIM can be broken down into different but similar
database sets that are based on the author and use of the
information:
• Design intent model (by the designer for the designer)
• Build intent model (by the contractor for the
contractor)
• Fabrication intent model (by the subcontractor for the
subcontractor)
• Facility management model (by the owner for the
owner)
15. CORSO DI
COSTRUZIONI METALLICHE Page 15An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
Purpose
Τhere are four main BIM objectives:
• Architect’s BIM
– the primary deliverable of the architect (the construction documents)
helps define an architect’s BIM.
• Contractor’s BIM
– ability to identify design issues with the building before the construction
trailer is placed on the site
• Building product manufacturer’s BIM
– To provide an accurate model of its equipment to the mechanical
contractor so that its product will be specified in the model and in the
construction drawings.
• Owner’s BIM
– serves not only as a virtual model but also as a database that contains all
the information about a building’s space, equipment, furnishings, installations,
and critical warranties in graphical and nongraphical format.
16. CORSO DI
COSTRUZIONI METALLICHE Page 16An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
From CAD to BIM
From CAD to BIM
• A BIM model is not simply a
3D CAD model, i.e. digital
equivalent of a card model! 3D
CAD models are not new, but
in most cases they represent
only the visual aspects of the
building.
• In a BIM model it is possible to
add non-graphic information
about the components (BIM
objects) in the digital model,
thus, creating designs with
intelligent objects.
17. CORSO DI
COSTRUZIONI METALLICHE Page 17An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
From CAD to BIM
source http://www.r-m-a-architekten.de
18. CORSO DI
COSTRUZIONI METALLICHE Page 18An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
Main aspects of BIM
19. CORSO DI
COSTRUZIONI METALLICHE Page 19An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Introduction
“what” can be done - and “what for”
20. CORSO DI
COSTRUZIONI METALLICHE Page 20An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Characteristics
Architect’s BIM
BIM interacts in the four phase architectural design process:
• programming phase (the activity of setting the needs that a
building must fulfill).
• schematic design phase (obtain an overall high-level design or
“scheme.”)
• design development phase (the schematic design is refined into
the final design.The focus shifts from the overall project to a
more detailed view of the project)
• construction document phase (creation of the construction
documents, which the general contractor will use to construct
the building)
21. CORSO DI
COSTRUZIONI METALLICHE Page 21An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Characteristics
BIM levels
• Level 1: 2D & 3D using models, objects plus file based collab.
• Level 2: BIMs plus file based collab. and library management for models
and objects and
• Level 3: iBIM, Lifestyle Management, common dictionaries, data and
processes, integrated and interoperable data through web
22. CORSO DI
COSTRUZIONI METALLICHE Page 22An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Characteristics
BIM maturity level (UK)
23. CORSO DI
COSTRUZIONI METALLICHE Page 23An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Characteristics
Future trends*
• Predictive Maintenance (to analyze BIM data across a portfolio of
buildings and to determine maintenance cycles)
• Constructability Analysis (to simulate the construction process
and to predict outcomes)
• Product Manufacturer Analysis (to provide product information
models – PIMs - for use in BIM software)
• Building Management Systems (to have detailed information about
the building, its systems and intelligence)
* (adapted from: BIM for Building Owners and Developers: Making a Business Case for Using BIM on
Projects, K. Pramod Reddy, January 2012)
25. CORSO DI
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Building Information Modelling
Konstantinos Gkoumas
17/12/2015
Source: Sackey, Enoch, A Sociotechnical Systems Analysis of Building Information Modelling (STSaBIM) Implementation in Construction
Organisations, PhD Thesis, Loughborough University, 2014
UK most popular BIM platforms
BIM enabled software (commercialy available)
CAE
26. CORSO DI
COSTRUZIONI METALLICHE Page 26An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM -Transition
The uses of BIM
Source:
"Determining the Frequency and Benefit of Applying
BIM for Different Purposes on Building Projects"
Ralph Kreider, John Messner, and Craig Dubler,
“Determining the Frequency and Impact of Applying
BIM for Different Purposes on Building Projects,” in
Proceedings of the 6th International Conference on
Innovation in Architecture, Engineering and
Construction (AEC) (Penn State University,
University Park, PA, USA, 2010),
http://www.engr.psu.edu/ae/AEC2010 .
27. CORSO DI
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Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Implementation
Time-cost analysis
Source:
http://www.shoegnome.com/2012/10/15/how-bim-can-bankrupt-your-firm/
28. CORSO DI
COSTRUZIONI METALLICHE Page 28An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Implementation
Failed implementation
Source:
http://www.shoegnome.com/2012/10/15/how-bim-can-bankrupt-your-firm/
29. CORSO DI
COSTRUZIONI METALLICHE Page 29An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Implementation
EffortVS cost
30. CORSO DI
COSTRUZIONI METALLICHE Page 30An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Implementation
DIRECTIVE 2014/24/EU
31. CORSO DI
COSTRUZIONI METALLICHE Page 31An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Implementation
DIRECTIVE 2014/24/EU
32. CORSO DI
COSTRUZIONI METALLICHE Page 32An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Implementation
UK
Source:
http://bimcrunch.com/2015/10/april-4th-2016-official-date-set-for-uk-government-
mandate
33. CORSO DI
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Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Implementation
Italy
34. CORSO DI
COSTRUZIONI METALLICHE Page 34An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Example
Archicad
3D model in ArchiCAD (left) and
the Interactive Schedule Element (right)
35. CORSO DI
COSTRUZIONI METALLICHE Page 35An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM - Example
Revit
36. CORSO DI
COSTRUZIONI METALLICHE Page 36An introduction to
Building Information Modelling
Konstantinos Gkoumas
17/12/2015
BIM in AEC
37. CORSO DI
COSTRUZIONI METALLICHE Page 37Konstantinos Gkoumas
17/12/2015
References
• DIRECTIVE 2014/24/EU
• Jarnagin, R.E. 2008.ASHRAEVision 2020.Atlanta:ASHRAEVision 2020 Ad Hoc
Committee.
• National Institute of Building Sciences (NIBS). 2007. National Building Information
Modeling StandardVersion 1, Part 1.
• Jernigan, F. 2007. BIG BIM little bim,The Practical Approach to Building Information
Modeling, Integrated Practice Done the RightWay! Salisbury, Md.: 4Site Press.
• Parker, S. 1984. McGraw Hill Dictionary of Science and Engineering. NewYork:
McGraw-Hill.
• NISTIR 7417. 2007.
• Eastman, C., et. al. 2008. BIM Handbook,A Guide to Building Information Modeling
for Owners, Managers, Designers, Engineers, and Contractors. Hoboken, N.J.: John
Wiley & Sons.
An introduction to
Building Information Modelling
38. CORSO DI
COSTRUZIONI METALLICHE Page 38Konstantinos Gkoumas
17/12/2015
An introduction to
Building Information Modelling
Thank you!
konstantinos.gkoumas@uniroma1.it
An introduction to
Building Information Modelling