16:55 May 14, 2014 |
English language (monolingual) [PRO] Tech/Engineering - Automotive / Cars & Trucks | |||||||
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| Selected response from: B D Finch France Local time: 07:05 | ||||||
Grading comment
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SUMMARY OF ALL EXPLANATIONS PROVIDED | ||||
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2 | when using a jib crane and jacks |
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Discussion entries: 2 | |
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jib/ja applications when using a jib crane and jacks Explanation: www.labour.gov.hk/eng/public/os/B/crane.pdf 16 Oct 2011 - 10.14 Attachment of load-radius indicators and jib angle indicators. 10.15 Check on completion ..... Truck-mounted tower cranes (see Fig. 5) - Tower cranes ... and level on its jacks when handling loads. www.bigge.com/crane-charts/boom-truck-charts/National-18127... operator to perform more lifts without the use of a jib, reducing setup time and improving efficiency. ... Ground-level outrigger controls on both sides. – In-cab outrigger ..... front hydraulic jack is used for a 360 working range around the truck. -------------------------------------------------- Note added at 25 mins (2014-05-14 17:20:11 GMT) -------------------------------------------------- The jacks would be hydraulic jacks to stabilise the vehicle. However, note my low confidence level. |
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