Limit States Design of Wooden Formwork for Concrete Walls
Load and resistance factors are developed for ultimate limit states design of wooden formwork components for concrete walls when the lateral concrete pressures are computed using the ACI...
Development of Standards for Slipform & Jumpform Works
Review of past work indicates substantial effort has been made to publish construction standards and guidelines for slipforms but published material pertaining to jumpforms is scarce....
Temporary Structures for Protection and Access
Temporary Structures in Construction Projects (TSC) are utilized for three (3) purposes A. Support (of the structure being built or adjacent structures or utilities) B. Protection (of...
Fall Protection & Debris Containment During Construction
The purpose of this paper is to review the current practices in the United States for both fall protection and debris protection during high rise construction. A performance comparison...
Temporary Lateral Support System for Historic Building Facades in Boston
This paper describes a system of vertically cantilevered structural steel trusses, designed by the author, that provided temporary lateral support for a group of five and six story, 120...
Performance of a Prestressed Rigid Frame During Removal of Column 6W from I93 in Boston, Massachusetts
The first phase of the suppression of Boston's Central Artery included the Early Viaduct Construction in the Central Artery North Area. This project required that Column 6W...
Permanent Structure as Part of the Underpinning System for Boston's Central Artery
The Central Artery, a major six lane structural steel viaduct, has been one of Boston's most significant roadways over the past three decades. Increasing congestion, accidents,...
Modular-Prestressed Shoring System for Demolition
Two case histories are used to present the development and performance of a modular prestressed vertical shoring system to control deflections of existing structures during the demolition...
Design and Planning of Structural Steel Roll-In
Innovative construction methods were required to erect structural steel inside a 170 foot long box truss over a railroad. The contractor engineered and executed a unique system to roll...
Composite Twin Tub Bridge Erection Intersection of Interstate I-84 and I-94 in Hartford, Connecticut
Curved bridge erection requires detailed preparation by the contractor, plus a sharing of responsibility and liability between the owner, designer of the new structure and the contractor....
Productivity Applications: 3D Models & Simulation
Background. Although three-dimensional computer models have been used to some degree in practice by a few large engineering and construction firms, there has been little research into...
Computer Assisted Design and Construction
This paper presents a comprehensive package for conducting structural analysis, design, and project management on microcomputers. Several examples are presented to illustrate the usefulness...
Graphical Database for Construction Planning and Cost Control
Stone & Webster Engineering Corporation is using Computer Aided Construction (CAC) System that integrated construction planning with estimate development, schedule generation,...
A Framework for Reasoning About CAD Data
A system capable of reasoning about CAD data offers the opportunity to substantially improve a design or a construction plan by providing feedback about an engineer's artifact. This paper...
Integration of CAD and Knowledge-Based Systems?An AI Architecture
This research focuses on the use of CAD-KBSs integration as a tool for increasing constructability in design and accomplishing construction management functions. Beyond the drafting ability,...
Design and Construction Integration Using Object Oriented Project Model with Multiple-Views
Generating, sharing and maintaining project data among multiple disciplines and throughout a project life cycle is difficult task in the highly fragmented A/E/C industry. Presently, the...
The Virtual Design Team: An Object-Oriented Model of Information Sharing in Project Design Teams
The Virtual Design Team (VDT) is an object-oriented, discrete event simulation of a multidisciplinary design team in action. The VDT models a design task as a network of design and design...
An Object Oriented Design Methodology for Systems Integration ? A Research-in-Progress Report
This paper reports the progress of a research project to develop an object oriented design methodology for systems integration. The paper discusses motivation for this research, research...
Computer-Based Environment for Integrated Tunneling Design and Construction
The MIT tunneling group has developed, over the past decade, a number of decision support tools for the geologist and engineer, planner and designer, owner and contractor involved in tunnel...
Integrated Design and Construction Planning by Knowledge-based Systems
The main objective of this paper is to describe applications of knowledge-based systems for the improvement of planning and management efficiency at the early design stage, and to propose...
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