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Developing an Object Based Planning System for Precast Concrete Building Structures
This paper presents the organization of an object based planning system for determining the preliminary costs, schedules and resources for precast concrete building structures. First,...

SteelDEM: An Interactive Multimedia Intelligent Tutor and Teaching Aid for Structural Steel Design
SteelDEM integrates full motion video, computer graphics, animations, text, and audio to allow users to investigate different structural steel members and their behavior, limit states,...

Practical Solution of the Flexibility to Stiffness Transformation Problem With a Mathematical Assistant for the Personal Computer
This paper will show how a relatively complicated structural mechanics problem can be solved easily with a symbolic manipulation program. Specifically, the authors will demonstrate how...

A Sketch is Worth a Thousand Rule Traces
The paper presents techniques for augmenting communication among building designers by providing (1) interdisciplinary explanation facilities to visualize and annotate CAD models, such...

A Formal Product/Process Model for Engineering
This paper describes an extended object data model which is suitable for modeling complex design information. The model provides extensions to object oriented model by providing explicit...

Macroelement Model for Shear Wall Analysis
An efficient modeling scheme for static and dynamic analysis of reinforced concrete shear walls in the inelastic range is presented. The macroelement model of the shear wall is composed...

Computer Analysis of Lateral Loading in Wood-Framed Structures
Building codes and design techniques associated with single-family housing need to incorporate advances in architecture and construction so that the traditional life-safety building codes...

Optimal Markup Policy in Sequential Competitive Bidding
Construction firms encounter resource constrains in their business operations. However, current competitive bidding models fail to consider the impact of a firm's constrained resources...

Interactive Cost Estimating During Design
This paper describes a model, called the Automated Interactive Cost Estimating System (AICES), which gives users access to reinforced concrete cost information that is sensitive to variations...

A Value Chain Model to Support Business Process Reengineering in Turnkey Contracting Firm
This paper discusses important factors of BPR as it is related to the use of information technology in the E&C industry. It then presents an industry value chain model from the...

A Symbol-form Mapping Framework for Conceptual Design Support
Engineering design involves a strong notion of the geometric structure of design artifacts. Research efforts to support the geometric aspects of design have concentrated on the representation...

Simulating Learning Development for Construction
This paper presents the methodology used to model the learning development phenomenon in the CYCLONE format using the Boeing learning curve. CYCLONE is a discrete event process interaction...

The BS8110 CAL Program for Teaching RC Design
This paper describes the main features of RC-CAL, a computer-aided-learning courseware for reinforced concrete design to BS8110, the British Code of Practice. Results of an evaluation...

Extensions of Finite Element Dental Stress Analysis
Some two dimensional models for stress analysis of dental crowns are examined and compared in relation to boundary conditions and some other issues in finite element analysis. The current...

Rotating Crack Model and Fracture in a R/C Medium
In this study the potential of the development of cracks in the members of a reinforced concrete large panel structure is considered. The analysis is carried out using finite element modeling...

An Overview of the Analysis and Design Techniques Used on the Main Tunnels of the SSC
Sophisticated numerical analysis and design techniques were devised for the Supercollider in order to produce a design which closely reflected the constraints of the construction processes,...

Numerical Modeling of Initial Ground Movement in an Instrumented Superconducting Super Collider Shaft
A 5.5 m diameter shaft was sunk into a rock formation of Taylor Marl to a depth of 61 m at the Superconducting Super collider (SSC) site. Numerical modeling using finite difference analysis...

Three Dimensional Simulation of Progressive Tunneling Process for Lining Design of Intersecting Tunnels in Soft Rock
This paper presents the results of the state-of-the-art three-dimensional nonlinear finite element modeling of progressive tunneling process and its comparison with field data. Reasonable...

Creative Design Using a Genetic Algorithm
Genetic algorithms provide a methodology for searching a space and are typically associated with optimization or classification problems. The possibility for genetic algorithms to produce...

Quick Checks for Structural Computer Analysis
When working with general structural analysis programs, there are some fast ways to check the input and output. This paper reviews some methods for verification of results of computerized...

 

 

 

 

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