DirectX graphics is now the default.
Enhanced modeling of steel cross frame geometry is now available.
Steel cross diaphragms are now available for precast I-girder bridges.
User specified haunch loads are now available.
Automated wind load on superstructure, substructure, and live load have been added.
Spectral matching of time history functions for a given response spectrum now available.
A new nonlinear multi-step static load case is available.
Advanced applied load options now avilable for multi-step static load cases.
AASHTO Manual for Bridge Evaluation (MBE) 3rd Edition is now covered.
AASHTO rating service checks for concrete box, multi-cell box, precast I, precast U, and flat slab bridge sections have been implemented.
Named bridge response displays for the GUI and reports are available.
AASHTO steel U-girder rating detailed report has been added.
"Plus" license level now allows consideration of multiple stages in stage construction load cases. CSiBridge now consists of three levels; "Plus", "Advanced", and "Advanced w/Rating".
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CSi Bridge 21.0.0 Enhancements:
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DirectX graphics is now the default.
Spectral matching of time history functions for a given response spectrum has been implemented.
Auto wind loading has been added according to the Russian SP 20.13330.2011 code.
A new nonlinear multi-step static load case type has been added.
Advanced applied load options have been added for multi-step static load cases.
Turkish TS 500-2000(R2018), Mexican RCDF 2017, Australian AS 3600-2018 and Korean KBC 2016 concrete frame design have been added.
Korean KBC 2016 steel frame design code, including seismic design requirements has been added.
STL file export for 3-D printing now available.
Cross-product and versionless API now available.
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Private Note:
SAP2000 21.0.0 Enhancements:
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This book presents the most recent advances on the mechanics of soft and composite shells and their nonlinear vibrations and stability, including advanced problems of modeling human vessels (aorta) with fluid-structure interaction. It guides the reader into nonlinear modelling of shell structures in applications where advanced composite and complex biological materials must be described with great accuracy. To achieve this goal, the book presents nonlinear shell theories, nonlinear vibrations, buckling, composite and functionally graded materials, hyperelasticity, viscoelasticity, nonlinear damping, rubber and soft biological materials. Advanced nonlinear shell theories, not available in any other book, are fully derived in a simple notation and are ready to be implemented in numerical codes. The work features a blend of the most advanced theory and experimental results, and is a valuable resource for researchers, professionals and graduate students, especially those interested in mechanics, aeronautics, civil structures, materials, bioengineering and solid matter at different scales.
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Credit goes to BennyP
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This guide assists practitioners in understanding: 1) twisting moments in two-way slabs, when twisting moments are an essential consideration; 2) methods that can be used to account for twisting moments in design; and 3) the options available for each method of the various system geometries. Descriptions of twisting moments are provided theoretically and visually in the guide, and six methods of accounting for twisting moments in design are discussed. Applicability of the various methods is evaluated through a comparison of designs resulting from each method for a variety of two-way slab types and geometries. The theories described in the guide also apply to the design of two-way wall and two-way dome systems.
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10 years ago on "24-Dec-2008" Civil Engineering Association (CivilEA Forum) was born. Before this date, originally we start our works with "4downloader.blogspot.com" weblog on "12-April-2007".
Last year we opened CivilEA shop, it is great change in forum and we will here more about it later.
We are trying to open CivilEA Virtual School at this year, we want to start online education at CivilEA.
We are contracting with new developer manager to doing technical issue on site.
I want to repeat again, we are nothing without you, CivilEA will be bigger if you want. Any community or company will be grow behind their fans. We are only the provider of a virtual community for you, and you are the main column of this website.
I want to say thanks gain to all users that support us to be live. special thanks to our moderating team that works 7/24 hours on CivilEA, they spend valuable time here free to help others.It is very difficult to organize big forum like CivilEA and our moderators do it excellent.
Love you: Dell_Brett oanm2000 usman 3fan amindoxiti lisine rami1976
My special thanks to my Deputy "BennyP" that help CIvilEA for more than 9 years, Thank you dear BennyP;
I thanks to all users that contribute their knowledge here.
CivilEA is standing on first level of all Civil Engineering website all around the world. Anyway quantity is not important and our main concern is quality. We are happy to say that CivilEA is #1 in quality too.
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Author(s)/Editor(s): merican Welding Society (AWS) B1 Committee on Methods of Inspection | Size: 3.87 MB | Format:PDF | Quality:Unspecified | Publisher: AWS | Year: 2009 | pages: 61
The Guide for the Nondestructive Inspection of Welds was first prepared by the AWS B1 Committee on Methods of Inspection in 1977. The next edition was published in 1986, with updates to current industry practices. The 1999 and this current edition incorporate an overall edit and improvements to the figures.
The purpose of this guide is to give the reader an overview of the more common examination methods available without unnecessary detail and to provide an aid in deciding which method is generally best suited for the examination of a given weld.
The words examination, evaluation, inspection, and testing are considered synonymous when describing various non-destructive examination methods.
This guide has been prepared by the AWS B1 Committee on Methods of Inspection to serve as a simple but reliable source of general information. It is not intended that this document provide complete and comprehensive coverage of the subject. There are many reference manuals available. For more comprehensive coverage of the activities of the welding inspector, this guide should be used in conjunction with the AWS Welding Inspection Handbook, which provides a more thorough description of the duties and responsibilities of welding inspectors, the techniques and characteristics of the usual nondestructive examination methods, and the major aspects of sampling and documentation required for an adequate quality control system. For other references on the subject of inspection, refer also to the technical documents suggested in Clause 2, Normative References, and Annex E, Informative References. Annex A summarizes the required equipment, applications, advantages, and limitations of each of the seven examination methods covered in the document. Annex B is adapted from Part C—Nondestructive Examination Symbols of AWS A2.4:2007, Standard Symbols for Welding, Brazing, and Nondestructive Examination. Annex C provides a list of typical application standards and the addresses of the standards developers. Annex D provides guidelines for making inquires to AWS committees. Comments and suggestions for the improvement of this standard are welcome. They should be sent to the Secretary,AWS B1 Committee on Methods of Inspection, American Welding Society, 550 N.W. LeJeune Road, Miami, FL 33126.
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New technologies play an increasingly important role in the analysis, monitoring, restoration, and preservation of historic structures. These technological systems continue to get more advanced and complex, for example: 3D digital construction and documentation programming, 3D imaging data (including laser scanning and photogrammetry), multispectral and thermographic imaging, geophysical data, etc. This book will present the latest nondestructive technologies used in the characterization, preservation, and structural health monitoring of historic buildings. It will include numerous case studies, as well as theoretical explanations about each of the methods and technologies used in each.
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AASHTO MBEI-1-I1 2015 Interim Revisions, AASHTO Manual for Bridge Element Inspection
Author(s)/Editor(s): AASHTO | Size: 14.9 MB | Format:PDF | Quality:Original preprint | Publisher: American Association of State Highway and Transportation Officials | Year: 2014 | pages: 252
Designed for use by state departments of transportation and other agencies that perform element-level bridge inspections, this manual is a reference for standardized element definitions, element quantity calculations, condition state definitions, element feasible actions, and inspection conventions. Its goal is to capture the condition of bridges in a simple, effective way that can be standardized nationwide, while providing enough flexibility to be adapted to both large- and small-agency settings.
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Providing many lessons learned from past silo fires coupled with in-depth knowledge from experts, this book explains current prevention measures in detail -- helping to prevent future damage.
It covers numerous types of fire detection devices and fire fighting equipment, backed by extensive data tables listing fire and explosion characteristics of bulk materials, color photographs of silos on fire and documentation of firefighters' actions. In addition, diagrams and formulas as well as pre-prepared check lists are included for risk assessment and fire fighting actions.
Possibly lifesaving reading for chemists in industry, engineers, chemical engineers, health officers, environmental consultants, instructors in the chemical industry, as well as chemicals suppliers and safety officers.
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