The principal aim of this handbook is to present a detailed introduction to the main issues influencing the dynamic behaviour of railway vehicles and a summary of the history and state of the art of the analytical and computer tools and techniques that are used in this field around the world. The level of technical detail is intended to be sufficient to allow analysis of common situations but references are made to other published material for those who need more detail in specific areas. The main readership will be engineers working in the railway industry worldwide and researchers working on issues connected with railway vehicle behaviour, but it should also prove useful to those wishing to gain a basic knowledge of topics outside their specialist technical area.
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This book constitutes the refereed proceedings of the 6th International Conference on Geographic Information Science, GIScience 2010, held in Zurich, Switzerland, in September 2010. The 22 revised full papers presented were carefully reviewed and selected from 87 submissions. While traditional research topics such as spatio-temporal representations, spatial relations, interoperability, geographic databases, cartographic generalization, geographic visualization, navigation, spatial cognition, are alive and well in GIScience, research on how to handle massive and rapidly growing databases of dynamic space-time phenomena at fine-grained resolution for example, generated through sensor networks, has clearly emerged as a new and popular research frontier in the field.
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The book leads off with a paper by Galambos on “The safety of bridges”, in which the author attempts to present an explanation to the tragic events of August 1, 2007, when the bridge carrying the Interstate Highway I-35W over the Mississippi River in Minneapolis, Minnesota, USA, collapsed unexpectedly, plunging the afternoon rush-hour traffic down with the bridge. The author recommends more thorough design checks for new bridges, inspection of older bridges by experienced bridge engineers and the employment of monitoring techniques so that a collapse like the Minneapolis Bridge remains a very rare event.
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Nielsen, M. P., Braestrup, M. W., Jensen, B. C., Bach, F. (1978). Concrete Plasticity. Danish Society
for Structural Sciences and Engineering, Lyngby, 1978, 129 pp.
or anything about concrete plasticity from Technical University of Denmark.
I have to check the existing stability of a block wall and it is constructed using precast blocks more than 15 years ago on the sea front. Now in sliding stability checking what should be the co-efficient of friction adopted. Considering the old concrete, some silt diposition and other factor if any ref is available than please share.. i also request all of you to kindly share your views also..
Autodesk® Quantity Takeoff building cost estimating software helps make material costing faster, easier, and more accurate. Cost estimators can create synchronized, comprehensive project views that combine important information from building information modeling (BIM) tools such as Revit® Architecture, Revit® Structure, and Revit® MEP software together with geometry, images, and data from other tools. Automatically or manually measure areas and count building components, export to Microsoft® Excel®, and publish to DWF™ format.
Downloaded from hotfile, burned and installed. In install.txt included they forgot to specify the code. Use 242C1. You can install using 000-00000000 as serial and 00000 as code. The keygenerator don't works. I checked in two computers (WinXP SP3). At this stage you can try for 30 days.
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IMPORTANT NOTICE: You may use this software for evaluation purposes only.
If you like it, it is strongly suggested you buy it to support the developers.
By any means you may not use this software to make money or use it for commercial purpose.
Posted by: ir_71 - 11-11-2010, 05:22 AM - Forum: EN
- Replies (2)
EN ISO 17660 Welding. Welding of reinforcing steel.
BS EN ISO 17660-1:2006 Welding. Welding of reinforcing steel. Load-bearing welded joints
Reinforcing steel bars are produced by a number of process routes and usually have a ribbed profile. Taking these issues into account, it is apparent that both the welder and the welding coordinator require a specific level of skill and job knowledge and that special procedures for quality assurance need to be adopted.
BS EN ISO 17660-1 is applicable to the welding of weldable reinforcing steel and stainless reinforcing steel of load-bearing joints, in workshops or on site. It specifies requirements for materials, design and execution of welded joints, welding personnel, quality requirements, examination and testing.
BS EN ISO 17660-1also covers welded joints between reinforcing steel bars and other steel components, such as connection devices and insert anchors, including prefabricated assemblies. Non load-bearing joints are covered by BS EN ISO 17660-2.
BS EN ISO 17660-1 is not applicable to factory production of welding fabric and lattice girders using multiple spot welding machines or multiple projection welding machines.
The requirements of BS EN ISO 17660-1 are only applicable to static loaded structures.
BS EN ISO 17660-2:2006 Welding. Welding of reinforcing steel. Non load-bearing welded joints
Reinforcing steel bars are produced by a number of process routes and usually have a ribbed profile. Taking these issues into account, it is apparent that both the welder and the welding coordinator require a specific level of skill and job knowledge and that special procedures for quality assurance need to be adopted.
BS EN ISO 17660-2 is applicable to the welding of weldable reinforcing steel and stainless reinforcing steel of load-bearing joints, in workshops or on site. It specifies requirements for materials, design and execution of welded joints, welding personnel, quality requirements, examination and testing.
BS EN ISO 17660-2 also covers welded joints between reinforcing steel bars and other steel components, such as connection devices and insert anchors, including prefabricated assemblies. Non load-bearing joints are covered by BS EN ISO 17660-2.
BS EN ISO 17660-2 is not applicable to factory production of welding fabric and lattice girders using multiple spot welding machines or multiple projection welding machines.
The requirements of BS EN ISO 17660-2 are only applicable to static loaded structures.
:JC_cheers:
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