Analysis of Space Crane Articulated-Truss Joints
Three articulated-truss joint concepts for the space crane are studied to evaluate their static structural performance over a range of geometric design parameters. Emphasis is placed on...

Uses for Lunar Crawler Transporters
This article discusses state-of-the-art crawler transporters and expresses the need for additional research and development for lunar crawlers. The thrust of the paper illustrates how...

Cranes, Concrete, Construction...and Computers
Computers are already firmly entrenched in the design process. Now, they're touching all corners of construction. Applications range from traditional project management tasks...

Deep Water Container Wharf & Crane Foundation
A deep water anchored steel bulkhead and a parallel-independent low-profile, pile supported crane rail foundation with special stowage areas are discussed from soils investigation, through...

Crane Rebuilding vs. New Purchase
The dimensional and operational features of a container crane which are deemed desirable, if not necessary, in a modern port terminal are discussed and quantified. Some reasons why a crane...

Crane Raise with Zero Downtime
Massachusetts Fort Authority (MPA) was faced with a dilemma. Its Conley Terminal tenants needed higher cranes but could not relinquish the cranes for more than a few days at a time. No...

Modern Crane Control Enhancements
Terminal operators are continually looking for innovative ways to enhance the productivity and safety of their container cranes. This paper discusses examples of control enhancements that...

Upgrading Today's Terminals for Tomorrow's Needs
This paper describes how a 1940's vintage, timber pile supported wharf is being modernized to serve post-Panamax ships: how the Massachusetts Port Authority (MASSPORT) is rebuilding their...

Innovation in the Marina Facilities
To meet the need for sufficient pleasure boat storage facilities in Japan, Mitsubishi Heavy Industries, Ltd. has developed a new type of boat storage system called 'Mitsubishi...

Dry Stack Operations
The design and operation of dry stack boat storage systems have undergone a significant evolution during the past two decades. Now, in the decade of the nineties, these systems are becoming...

The CRANIUM: A Case Study of Sensory Improvement for Construction Equipment Operators
Machines excel at physical processes such as generating large forces and performing repetitive motions, but humans are still better at information intensive processes such as planning,...

Cranes Roost Lake Level Management Project
An internally drained water body has historically experienced a wide range of lake level elevations due to its function as a regional aquifer recharge area, and due to the urbanized nature...

Planning Sea-Land's New North Europe Hub Terminal

Fourth Marginal Wharf Extension—Portsmouth Marine Terminal

Critical Features of Custom Design Hydro Gates
Large hydro gates are custom designed to suit each particular installation. To prevent overlooking a feature that could lead to future problems, a check list of the numerous features should...

Crane, An Expert System for Optimal Tower Crane Selection and Placement

Evaluation of a 50-Year Old Barge Dock on the Missouri River
The installation of a large crane on an existing barge dock on the Missouri River in Kansas City, Kansas required an evaluation of the dock system stability. The dock was constructed of...

Fourth Generation Container Crane Characteristics
The specification of container crane characteristics requires the examination and identification of numerous ship and terminal operating parameters and trends to ensure that the specified...

Mobile Cranes on Barges—A Naval Architect's Perspective
The purpose of this paper is to present a procedure for analyzing the effect of heel on a barge/crane combination in order to determine its suitability for lifting a load of given size...

Container Crane Transfer Methods
Four schemes are presented for transferring container cranes around a corner: 1) transfer of crane on curved rail, 2) recessed short-radius shuttle, 3) recessed turntable and, 4) at-grade...

 

 

 

 

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