2IC | 06-25-2008 | comment profile send pm notify |
these are our guidelines downunder, are these close to a global requirement? 4. Inspection and maintenance 4.1 General Planned inspection and maintenance are essential for safety and efficiency in the operation of concrete pumps and booms. 4.2 Daily Manufacturer’s instruction manuals recommend that specific tasks should be carried out daily. Any repairs or replacements should be in accordance with the manufacturer’s recommendations. Only trained and repair or replacement. 4.3 Monthly All pipeline, including reducers, bends, hose and couplings should be inspected monthly using ultrasonic testing for metal parts and areas likely to be subjected to wear. Rubber hose and couplings should be visually inspected. Records of the pipeline inspection should be kept in the log book or on site in the case of fixed pipeline installation. 4.4 Yearly Concrete placing booms and pumps and all other associated equipment, except pipelines, should be inspected once a year by a competent person and the results entered in the log book. This is in addition to the daily visual checks and inspection by theoperator prior to the commencement of the equipment being used. 4.5 Six year maintenance program After six years of operation there should be a thorough check of all areas of potential wear or fatigue. This inspection should include but not be limited to: a. The complete stripping and inspection of the slew ring or king post assembly. b. The replacement of the slew ring bolts c. Magnetic particle, dye penetration or radiographic checking of all critical areas for cracking. d. Ultrasonic thickness testing of any wear areas or corroded sections. e. Detailed inspection of all arm joints including bearings, bushes, pins, links. what is the mandatory in the states and the uk? |
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2IC | 06-27-2008 | reply profile send pm notify |
was this a stupid question? |
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Bob | 06-27-2008 | reply profile send pm notify |
No, it was not a stupid question. It was a reminder of the extra procedures down under. We are (supposed to) have a visual inspection every year; twice a year on older machines. My guess is that less than 10% of the pumps in the US get a real, by the book, inspection. I think that the reason is that the machines are better engineered today. You Aussies do a tighter job on regulating. Who is to say what the best program is. For me, as usual, I think that the manufactures know best. |
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Vasa | 06-27-2008 | reply profile send pm notify |
First of all We use common sense... Check coupling , hoses , reducers every time We us it... Check the boom every time We grease it , and when i stand on a deck and pump I check the part of the boom I see...And when i am up on the pump I check for cracks and other damages of the boom... And EVERY time some crane or excavator hit the boom... It dont take much to get a dent in the boom and it will break in the near future... I think if you are an Operator You check everything all the time but if You are a "joystick holder" You run it to its breakdown... But We inspect the boom once a year with an inspector from a certified company who inspect cranes and other liftingdevice , he also check the coupling and lockingpins , safteystrap on the endhose . And the chassi once a year at "carinspection" (directtranslation from swedish) I dont know the english word... |
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Bob | 06-27-2008 | reply profile send pm notify |
Common sense is always good, but becoming less common |