This publication presents design data derived in accordance with the following Parts of Eurocode 3 and their National Annexes:
BS EN 1993-1-1:2005: Design of steel structures. Part 1-1: General rules and rules for buildings.
BS EN 1993-1-5:2006: Design of steel structures. Part 1-5: Plated structural elements.
BS EN 1993-1-8:2005: Design of steel structures. Part 1-8: Design of joints.
Where these Parts do not give all the necessary expressions for the evaluation of data,
reference is made to other published sources.
The resistances in this publication have been calculated using the partial factors for resistance given in the UK National Annexes for the Eurocodes (NA to BS EN 1993-1-1:2005 as published in December 2008, NA to BS EN 1993-1-5:2006 as published in May 2008 and NA to BS EN 1993- 1-8:2005 as published in November 2008). The partial factors are listed in Section 5.1. The other parameters given in the National Annex that have been used when calculating member resistances are given in the relevant section of this publication. The following structural sections are covered in this publication:
Universal beams, universal columns, joists, bearing piles, parallel flange channels and structural tees cut from universal beams and universal columns to BS 4-1
Universal beams and universal columns produced by Tata Steel* but not included in BS 4-1
Asymmetric Slimflor® beams (ASB) produced by Tata Steel*
Equal and unequal angles to BS EN 10056-1
Hot-finished structural hollow sections to BS EN 10210-2
Cold-formed structural hollow sections to BS EN 10219-2
Section ranges listed cover sections that are readily available at the time of printing.
The preparation and editorial work for this Edition was carried out by Miss E Nunez Moreno and Mr E Yandzio, both of the SCI, with technical assistance from Mr A S Malik of the SCI and Mr C M King, formerly of the SCI. The project was coordinated by Mr D G Brown, also of the SCI.
The work leading to this publication has been jointly funded by Tata Steel*, SCI and BCSA and their support is gratefully acknowledged. This publication presents design data in tabular formats as assistance to engineers who are designing buildings in accordance with BS EN 1993-1-1: 2005[1], BS EN 1993-1-5: 2006[1] and BS EN 1993-1-8: 2005[1], and their respective National Annexes. Where these Parts do not give all the necessary expressions for the evaluation of data, reference is made to other published sources. The symbols used are generally the same as those in these standards or the referred product standards. Where a symbol does not appear in the standards, a symbol has been chosen following the designation convention as closely as possible.
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Now in its Fifth Edition, this essential textbook has been used by thousands of students annually in schools of architecture, engineering, and construction technology. The bestselling reference focuses on the basic materials and methods used in building construction, emphasizing common construction systems such as light wood frames, masonry bearing walls, steel frames, and reinforced concrete. New introductory material on the processes, organization, constraints, and choices in construction offers a better look at the management of construction. New sections covering the building envelope uncover the secrets to designing enclosures for thermal insulation, vapor retarders, air barriers, and moisture control. The Fifth Edition also features more axonometric detail drawings and revised photographs for a thoroughly illustrated approach and the latest IBC 2006, CSI MasterFormat, ASTM references, and LEED information.
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Authors: Santiago Hernández, C. A. Brebbia
Edition: illustrated
Publisher: WIT Press, 2007
ISBN: 1845640861, 9781845640866
Length: 121 pages
Pdf: 11.9 mB Pdf Quality Condition: 7 points (over 10)
According to the ancient Greeks, nature was composed of four elements: air, fire, water and earth. Engineers are continuously faced with the challenges imposed by those elements, when designing bridges and tall buildings to withstand high winds; constructing fire resistant structures, controlling flood and wave forces; minimizing earthquake damage; prevention and control of landslides and a whole range of other natural forces. Natural disasters occurring in the last few years have highlighted the need to achieve more effective and safer designs against extreme natural forces. At the same time, structural projects have become more challenging. Featuring contributions from the First International Conference on Engineering Nature, this book addresses the problems associated in this field and aims to provide solutions on how to resist extreme natural forces. Topics include: Hurricane, Tornadoes and High Winds; Aerodynamic Forces; Fire Induced Forces; Wave Forces and Tsunamis; Landslides and Avalanches; Earthquakes; Volcanic Activities; Bridges and Tall Buildings; Large Roofs and Communication Structures; Underground Structures; Dams and Embankments; Offshore Structures; Industrial Constructions; Coastal and Maritime Structures; Risk Evaluation; Surveying and Monitoring; Risk Prevention; Remediation and Retrofitting and Safety Based Design.
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Designed for Windows XP, 2003, and Vista.
This program is FREEWARE. You may use it free of charge.
MathGV is a mathematical function graphing software program for Windows XP, 2003 and Vista. It can plot 2 dimensional, parametric, polar, and 3 dimension functions. The MathGV interface is dialogue driven and allows changes to any setting at any time with immediate results. This instant visual feedback makes mathematical functions much easier to understand.
MathGV is a software program designed to generate graphs of mathematical functions. It can not plot raw data points. It can plot functions only.
1. Plots 5 function types; 2D Cartesian (X, Y), parametric, polar, 3D Cartesian (X,Y,Z), 2D function rotated into 3 dimensions.
2. Graphs can contain multiple functions.
3. All graphs are drawn on resizable bitmaps, and displayed in scrolling windows.
4. Graph bitmaps can be copied and pasted into other programs, or saved to disk.
5. Multiple document interface (MDI) allows for simultaneous viewing of multiple graphs.
6. Can calculate negative numbers to fractional powers.
7. Function calculator that can give decimal or fractional results.
8. All changes take effect immediately after they are made.
9. Use tool bar buttons to zoom, rotate, and page up, down, left, right.
10. Graphs can be saved in bitmap (bmp), jpg or MathGV format.
11. Label tool bar for drawing, lines, free hand lines, rectangles, circles, round rectangles, flood fills, and text.
12. Labels can be selected, dragged, dropped, resized, added and deleted on any graph at any time.
13. All graphs are drawn by off screen threads. This prevents the program from "hanging" while plotting complex graphs.
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Author: D G BROWN, D C ILES, E YANDZIO | Size: 3.9 MB | Format:PDF | Publisher: SCI | Year: 2009 | pages: 127 | ISBN: 9781859421819
This publication covers the design of braced steel-framed medium rise buildings, offers guidance on the structural design of the superstructure and gives general advice on such issues as foundations, building layout, service integration and construction programme. It is an updated version of the SCI publication Design of multi-storey braced frames (P334), which included both general design guidance and advice on detailed design to BS 5950. This publication refers to the Eurocodes, which are due to replace BS 5950. An overview is given of the common floor systems used in multi-storey structures, providing typical framing layouts, typical member sizes and construction depths. Detailed guidance is given on the design of the bracing system in accordance with Eurocode 3, with particular attention to allowance for second order effects. Guidance is also given on the application of the ‘robustness rules’ in Eurocode 1 (Part 1-7, Accidental actions), which are intended to ensure adequate tying resistance and the avoidance of disproportionate collapse.
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Posted by: jacs127 - 03-24-2011, 06:36 AM - Forum: Archive
- No Replies
can anyone guide me on earthquake catalogue completeness by J.C. Stepp's method... i am not hardcore researcher but a practicing engineer but i need to do this .... or someone can share Stepp J.C. (1972) Analysis of completeness of the earthquake sample in the puget sound area and its effect on statistical estimates of earthquake hazard. In: Proceedings the 2nd International conference on Microzonation, pp 897-910. They say this ref is sufficient. forum frieds please help me..
Author: Ronald W. Crites, E. Joe Middlebrooks, Sherwood C. Reed | Size: 11.4 MB | Format:PDF | Publisher: CRC Press | Year: 2005 | pages: 576 | ISBN: 9780849338045
Features
Presents detailed coverage of all natural wastewater treatment systems Covers slow rate, overland flow, and soil aquifer treatment systems of land treatment and reuse
Discusses dewatering, disposal, conditioning, and reuse methods of sludge management Provides performance data on the removal of constituents such as nutrients, metals, pathogens, trace organics, and endocrine-disrupting chemicals
Includes a section on vertical flow wetlands not found in any other book, reflecting the exceptional performance from European and Canadian experience
Summary
Although initially based purely on environmental principles of reuse and recycling, natural waste treatment systems proved to have economic advantages over mechanical systems in many cases, being less expensive to build and operate as well as requiring less energy. Thus, natural waste treatment methods reemerged even as advanced wastewater treatment technologies exploded in growth. Reflecting this burgeoning popularity, Natural Wastewater Treatment Systems is the first book to integrate all the major types of natural treatment systems into a single source.
Beginning with an overview of the types of natural treatment systems, the book outlines the planning, feasibility assessment, and site selection processes unique to natural processes as well as the basic process responses and interactions governing natural systems. The authors then examine the systems in detail, discussing wastewater pond systems, free water surface constructed wetlands, subsurface and vertical flow constructed wetlands, land treatment, sludge management, and onsite wastewater systems. They illustrate the practical aspects through 30 examples; include 178 data tables for comparing costs, performance, and constraints; and describe new approaches to partially mixed ponds, including dual-powered aeration ponds.
Written by eminent experts in natural waste treatment, Natural Wastewater Treatment Systems is an invaluable tool for selecting, planning, and implementing ecologically and economically sound wastewater treatment systems.
Table of Contents:
NATURAL WASTE TREATMENT SYSTEMS: AN OVERVIEW
Natural Treatment Processes
Project Development
References
PLANNING, FEASIBILITY ASSESSMENT, AND SITE SELECTION
Concept Evaluation
Site Identification
Site Evaluation
Site and Process Selection
References
BASIC PROCESS RESPONSES AND INTERACTIONS
Water Management
Biodegradable Organics
Organic Priority Pollutants
Pathogens
Metals
Nutrients
References
DESIGN OF WASTEWATER POND SYSTEMS
Introduction
Facultative Ponds
Partial-Mix Aerated Ponds
Complete Mix Aerated Pond Systems
Anaerobic Ponds
Controlled Discharge Pond System
Complete Retention Pond System
Hydrograph Controlled Release
High-Performance Aerated Pond Systems (Rich Design)
Proprietary Systems
Nitrogen Removal in Lagoons
Modified High-Performance Aerated Pond Systems for Nitrification and Denitrification
Nitrogen Removal in Ponds Coupled with Wetlands and Gravel Bed Nitrification Filters
Control of Algae and Design of Settling Basins
Hydraulic Control of Ponds
Removal of Phosphorus
References
POND MODIFICATIONS FOR POLISHING EFFLUENTS
Solids Removal Methods
Modifications and Additions to Typical Designs
Performance Comparisons with Other Removal Methods
References
FREE WATER SURFACE CONSTRUCTED WETLANDS
Process Description
Wetland Components
Performance Expectations
Potential Applications
Planning and Design
Hydraulic Design Procedures
Thermal Aspects
Design Models and Effluent Quality Prediction
Physical Design and Construction
Operation and Maintenance
Costs
Troubleshooting
References
SUBSURFACE AND VERTICAL FLOW CONSTRUCTED WETLANDS
Hydraulics of Subsurface Flow Wetlands
Thermal Aspects
Performance Expectations
Design of SSF Wetlands
Design Elements of Subsurface Flow Wetlands
Alternative Application Strategies
Potential Applications
Case Study: Minoa, New York
Nitrification Filter Bed
Design of On-Site Systems
Vertical-Flow Wetland Beds
Construction Considerations
Operation and Maintenance
Costs
Troubleshooting
References
LAND TREATMENT SYSTEMS
Types of Land Treatment Systems
Slow Rate Land Treatment
Overland Flow Systems
Soil Aquifer Treatment Systems
Phytoremediation
Industrial Wastewater Management
References
SLUDGE MANAGEMENT AND TREATMENT
Sludge Quantity and Characteristics
Stabilization and Dewatering
Sludge Freezing
Reed Beds
Vermistabilization
Comparison of Bed-Type Operations
Composting
Land Application and Surface Disposal of Biosolids
References
ON-SITE WASTEWATER SYSTEMS
Types of On-Site Systems
Effluent Disposal and Reuse Options
Site Evaluation and Assessment
Cumulative Areal Nitrogen Loadings
Alternative Nutrient Removal Processes
Disposal of Variously Treated Effluents in Soils
Design Criteria for On -Site Disposal Alternatives
Design Criteria for On-Site Reuse Alternatives
Correction of Failed Systems
References
APPENDICES
Appendix 1: Metric Conversion Factors (SI to U.S. Customary Units)
Appendix 2: Conversion Factors for Commonly Used Design Parameters
Appendix 3: Physical Properties of Water
Appendix 4: Dissolved Oxygen Solubility in Freshwater
INDEX
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INSDAG GUIDE FOR THE STRUCTURAL USE OF STEELWORK IN BUILDINGS
Author: Dr. Rangachari Narayanan Dr. V. Kalyanraman | Size: 10.3 MB | Format:PDF | Publisher: INSDAG | Year: 2003 | pages: 198
This Guide provides general recommendations for the design of structural steel work in buildings and allied structures. In the absence of an Indian Standard written in the modern Limit State Format for steel construction, this guide generally follows the provisions contained in British Standard, BS: 5950 (various parts). INSDAG has a Memorandum of Understanding with the British Steel Construction Institute and several supporting documents are available from INSDAG at largely discounted prices for the use of steel designers in India. It will not apply to bridges, chimneys, cranes, tanks, transmission line towers, storage structures, tubular structures, however, general .principles discussed in this guide could be adopted in the design of such structures appropriately. This guide is in three parts and covers the design of building structures using (i) Hot Rolled Steel section (ii) Cold Rolled Steel sections and (iii) Steel Concrete Composite sections. The guide provides only general advice regarding the various loads to be considered in design. For actual loads to be used reference may be made to IS: 875-1987. This document is NOT a statutory document and intended as a guide for students and practicing engineers. It is not intended to replace Codes of Practice.
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How Designers Think: The Design Process Demystified
How Designers Think is based on Bryan Lawson's many observations of designers at work, interviews with designers and their clients and collaborators. This extended work is the culmination of forty years' research and shows the belief that we all can, and do, design, and that we can learn to design better. The creative mind continues to have the power to surprise and this book aims to nurture and extend this creativity. Neither the earlier editions, nor this book, are intended as authoritative prescriptions of how designers should think but provide helpful advice on how to develop an understanding of design.
In this fourth edition, Bryan Lawson continues to try and understand how designers think, to explore how they might be better educated and to develop techniques to assist them in their task. Some chapters have been revised and three completely new chapters added. The book is now intended to be read in conjunction with What Designers Know which is a companion volume. Some of the ideas previously discussed in the third edition of How Designers Think are now explored more thoroughly in What Designers Know. For the first time this fourth edition works towards a model of designing and the skills that collectively constitute the design process.
* A unique look at the psychology of the designer that provides a greater insight to the process of design
* 'Demystifies' the complexity of the subject and uncovers new ways that design can be done
* Conclusions are drawn from years of research and provide the very latest debate on the subject
PDF, size: 7MB
320 pages
Publisher: Architectural Press; 4 edition (14 Oct 2005)
Language English
ISBN-10: 0750660775
ISBN-13: 978-0750660778
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An Illustrated Dictionary of Hydraulics and Hydrology
DIRECT LINKS
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