Cranes & Access Magazine - April/May 2020

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In this issue

This issue includes features on tower cranes, Boom lifts, complete with a history of the self-propelled boom lift, Gin Poles, Working from home, the new ISO controls standard for work platforms, and how to avoid fraud. Along with all the regular columns.

Tower crane growth continues

The tower crane market has been one of the more dynamic crane sectors over the past year or two, following a dire period during and after the last recession. A flood of new high rise construction in major cities around the world played a role in the change of course, but the market might also have been helped along by more American contractors using tower cranes on projects where they would have previously used crawler cranes.

10+ mins

Blowing in the wind

Could an improved understanding of the aerodynamics involving high winds help reduce tower crane failures in hurricane-force gales?

5 mins

Moving In The Same Direction

Last month the International Organisation for Standardisation (ISO) published a new standard for the design of aerial work platform controls - ISO 21455:2020 Mobile Elevating Work Platforms Operator’s Controls. C&A chatted with Chris Wraith of Access Safety Management (ASM) who has been involved with the issues and events leading up to the new standard for more than 15 years while working with Nationwide Platforms, IPAF, and - more recently through ASM - Australia’s EWPA. We also spoke with manufacturers and rental companies to gauge reactions to its introduction and the effect it will have on platform controls going forward.

9 mins

Meet The President

Skyjack appointed Ken McDougall as president last September. With more than six months under his belt he spoke with Mark Darwin at Conexpo in mid March.

7 mins

Gin Poles - the original crane

Eddie Bishop has been building traditional timber buildings in the UK for more than 30 years and while he uses cranes and a wide variety of modern access equipment he regularly resorts to more traditional lifting equipment. The following is his take on a form of lifting equipment that is rarely seen these days Gin Poles.

4 mins

Helping prevent fraud

The number of rental companies and contractors reporting cases of fraud leading to non-payment or the loss of equipment is on the increase and likely to get worse as the industry moves to more online transactions and less face to face contact. UK-based credit agency Top Service provides some interesting perspectives and sound advice

5 mins

New Tower crane Safety Alert

Given the unprecedented situation with the coronavirus outbreak, the CPA Tower Crane Interest Group has issued advice relating to how tower cranes should be left out of service for lengthy periods of time. The new safety alert states that failure to take the crane out of service in line with manufacturer’s instructions and failure to periodically inspect it whilst out of service could result in the crane being subject to very high wind loadings and consequential collapse of the jib or whole crane.

2 mins

Jaso J560 tower crane

The Jaso J560 is a flat top tower crane with a maximum capacity of 24 tonnes and a jib length of up to 85 metres. This model - in 1/87 scale and made by Ros of Italy - comes in a very long box with the model substantially assembled.