Stability of cargo suspension arrangements – Transport Informations Service

Stability of cargo suspension arrangements
Prof. Kapt. Hermann Kaps (i.R.)

Contents
	Introduction

	1 Assessment of suspension arrangements
	1.1 Principles of suspension stability
	1.2 Case studies
	1.2.1 Lifting the Santa Maria replica
	1.2.2 Lifting a nuclear reactor
	1.2.3 Lifting a catamaran
	1.2.4 Arrangement with inclined secondary slings
	1.2.5 Dual crane lift with primary suspension
	1.2.6 Dual crane lifts with primary and secondary suspension
	1.2.7 Dual crane lift with dramatic capsize
	1.2.8 Single crane lift with asymmetric suspension arrangement
	1.2.9 Dual crane lift with asymmetric suspension arrangement
	1.3 Assessment tools
	1.3.1 Primary slings only
	1.3.2 Primary and secondary slings
	1.3.3 Asymmetric suspension arrangements

	2 Mathematical analysis
	2.1 Vertical secondary suspension
	2.2 Inclined secondary suspension
	2.3 Flexible primary suspensions
	2.4 Asymmetric arrangements