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How to Operate a Tower Crane: Trolley Operations

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rotyag

rotyag

Күн бұрын

Teaching the basics of running a trolley from the seat. The techniques that I choose to use don't have to be the same in style that you do, but this is what I have found that works well for me. Running a crane should be very rhythmic. The same is true for signalling. Once you learn the rhythm of your crane, you can start to pay more attention to the load. It just very important that you get in sync with the crane, the signal person, and the operator all at once before you rely on the rhythmic patterns. .

Пікірлер: 43
@01paddywack
@01paddywack 8 жыл бұрын
Good knowledgeable videos buddy . As an instructor for cranes I actually recommend your vids to my candidates and it works wonders for them,it spares them my strong Glasgow accent over here in Bonnie Scotland.Take care and stay safe.👌👌👌👍
@rotyag
@rotyag 8 жыл бұрын
+01paddywack Too funny about the Scottish accent. Thank you for the comment. I'm glad that they help. I honestly care about having a safer industry. On that note, since you are an instructor. I found a trick out of frustration on my last job. I had 20 different guys signalling me on a 21 story job. Few of them knew what they were doing. It was driving me nuts. So I had the superintendent put up a white board for me to draw on each day. I would come in 15 minutes early and draw out concepts. Crane concepts. Little tricks I have. Safety issues. Put up pictures showing guys why they shouldn't try to hand signal on the far side of a load. I can't tell you how much that helped guys. You know, they are just tradesmen trying to be a good carpenter or ironworker and now we as crane people want them to be good crane people. It becomes too much for many guys. drawing it out and seeing how the drawings made the concept simple changed my relationship with the guys on that job. From frustration to mentoring. If more operators adopted that practice, we might be able to get better help on the far side of the hook.
@01paddywack
@01paddywack 8 жыл бұрын
This crane game is all about team work and trust, anything we can do to help each other will have great benefits.As you said showing guys what to do and take the time to explain how things should be done is the way to go . Good knowledge is for sharing and the sooner the pigheaded ops and slingers start sharing the better. Your attitude is great,the lifting world appreciates guys like yourself, keep up the good work👍
@doxzer9684
@doxzer9684 6 жыл бұрын
Hey.Can i ask a question?It is hard for a new tower crane operator to find jobs in London or UK?How agencies usually respond to someone new in this business.I have 15 years experience working as roofer,carpenter,years in which i was slinger signaller for most of the jobs.I did not hold a card for that.So i intend to become a tower operator.Do you have any advice?Thanks a lot.
@danieljoseph9553
@danieljoseph9553 6 жыл бұрын
01paddywack !
@nenadbelobradic4456
@nenadbelobradic4456 8 жыл бұрын
Please add more videos of trolley with some bucket or "Doka panel" because on this video I dont see the most important part when you slowing down from 4. gear to 3. gear and catch the load. You have the best explanation on the web , thanks man!
@rotyag
@rotyag 8 жыл бұрын
I am moving further and further from operating these days. I enjoy it, but opportunities have pulled me out of the seat over the last two years. The timing of a slowdown with a heavier load that has some distance between the block and the load changes the timing a bit. You want to be more accurate with the slowdowns so you don't create the scenario where the block and load fight one another with momentum. So on an older crane like this, I would drop into 3rd, let the load drift in the direction of travel and as I get near being directly over it (watching for the timing and the leveling of the block), I might drop to second, or ever first step ( as I center over the load) if I am getting close to my destination. In some cases I might stop if I got too far ahead and act as if I am just starting out the motion. Meaning that when it begins to move in the direction I want to go, do the first to second step timing based on the swing of the load. Keeping that block from fighting the load is very important to load control. It's one of those places where slower is faster because you can get it into the rigger's hands rather than stopping because you are going to bang into columns or other vertical members. On modern stepless cranes efficient stopping and starting of the trolley under control is so critical to speed. When you have 100 meters per minute speeds available, you have to know what pace you need to use to roll out of it. It's stunning how quickly you can do it under control. In less than 6 meters I can take a full speed trolley and roll out of it to 100% control exactly where I want it. My greatest difficulty is getting the older signal people used to how the new cranes run because they want to stop and start to catch the loads the same. Instead the new cranes are more like hydraulic mobile cranes in that respect. I see people horsing cranes around for speed, and that's great. The next level is when you can do that smoothly without someone having to grab the load. I good signalperson and operator should not have to break a sweat or ever be in danger with a swinging load. It takes time to get that dialed in, but that's the goal from where I sit.
@KranWien
@KranWien 6 жыл бұрын
lol
@jordanrodriguez2010
@jordanrodriguez2010 9 жыл бұрын
Great Video, sure does teach you a lot about the operating tricks of a tower crane , you definitely should make some more focused on swinging, trollying and hoisting a load into place example of operating with a concrete bucket !!!
@rotyag
@rotyag 9 жыл бұрын
I have all of those except the concrete bucket. It's a shame too. I have some decent tricks and have put on some shows with them. Everything on my current job is with a placing boom and I'm gonna be stepping out of the seat soon. I'll get the ones I do have up soon.
@Blount187
@Blount187 8 жыл бұрын
Cool video, I'm an operator myself mostly old friction rigs usually running a bucket on them. I've always wanted to run a tower crane just to see what it's like
@KranWien
@KranWien 6 жыл бұрын
:)
@user-sz5vo2mf1n
@user-sz5vo2mf1n 4 ай бұрын
Good morning
@paulhagood6507
@paulhagood6507 8 жыл бұрын
Just found your videos, and although I have a fear of heights and some of the shots are hard for me to watch these are very very educational and thank you for making them. I would like to know just how the cranes actually handle the load without tipping over? I know they have the counter weights but those are balanced without a load, right? Very basic question from non operator observer. Thanks again for taking the time to make these videos.
@rotyag
@rotyag 8 жыл бұрын
+Paul Hagood The cranes actually lean backwards when they are not loaded. The degree to which they do varies by manufacturer. When loaded with their maximum moment weight (maximum the cranes are allowed to be pulled forward) most of them are leaning forward and being pulled down. On large Liebherr tower cranes I might tell you it's 2 feet of being pulled forward. On a Linden/Comansa it might be 4 feet as my best guess. The loading of the cranes is very much live. As an operator I need to compensate for that in how hard I land loads and adjusting the trolley or boom as the load is released and the crane leans back. The only time a tower crane is truly balanced is for a crane climb. When we jack them up or down, we add weight and adjust it in or out to balance the crane. We also do it for some bolt torquing operations, but other than that, a balanced crane is simply incidental. Here's the good part for your comfort now that you know that tower cranes lean backwards. The benefit is that they lean backwards into the wind. So on those stormy nights, if a crane is properly weathervaned it will spin with the wind direction and lean backwards into the wind. The crane collapse in Mecca was a crawler crane that does not weathervane. Since the boom was left up (cause of the accident) the wind was able to blow it over. This principle is why tower cranes should always be safe in the wind (below 200 kph or 120 mph anyway). The winds would have to overcome the weight of the crane leaning back before it would come into any danger.
@sajidmehmood4263
@sajidmehmood4263 6 жыл бұрын
Very nice
@TheMrFinneth
@TheMrFinneth 8 жыл бұрын
Weird question but what do you do if you have to use the bathroom? Climb all the way down?
@rotyag
@rotyag 8 жыл бұрын
+TheMrFinneth Guys use bottles. Gals have camping toilets. If you have IBS or are an alcoholic... this isn't the job for you. Very common and normal thought by the way.
@TheMrFinneth
@TheMrFinneth 8 жыл бұрын
That's what I figured. Thanks for the quick response
@danieljoseph9553
@danieljoseph9553 6 жыл бұрын
Haha cool video, is the Crane a liebherr 256hc?? Classic crane and was like the rolls Royce at that time. Awesome crane to operate and learn on. The new Litronic cranes are nice to operate, but you can't beat the clicks, stages on the controls in the older models. Simple concept, and catch swing easy. Great video bro
@rotyag
@rotyag 6 жыл бұрын
That was a 550HC with 80 meters of jib. Might have been 79 on this model. We didn't get the 256's in the US. I've seen two of them that were imported by a single company. Morrow Equipment has the rights to Liebherr in North America. They just never brought in that model. We went from 132's to the 200's, which was a 180 in Europe. Then to the 316's (280 or 290's for you depending on the age) and then up to 390's to the 630's. But Morrow and Liebherr had different numbering systems for the US. I believe it was based on Imperial vs Metric ton ratings.
@danieljoseph9553
@danieljoseph9553 6 жыл бұрын
rotyag That's awesome man thanks for letting me know. We still have 2 256hc liebherr cranes in our fleet.. 4 - 280 EcH, 4 - 357 luffing cranes, 2 - 224 luffing cranes which can convert to hammer head configuration too. About 5 years ago we just retired 2 - 130c and a 90c crane.. haha they were great but definitely gear was getting hard come by.
@shiveshjhasashtri9398
@shiveshjhasashtri9398 6 жыл бұрын
Good jankari
@stepheneyles2198
@stepheneyles2198 9 жыл бұрын
Thanks for this; I love watching tower cranes operate but as I'm scared of heights I'd never be able to go up to watch from the cab! ;-) Well they probably wouldn't give me permission anyway so who cares! By the way: What's that thing that looks like a 747 stuck on (what looks like!) a rear-view mirror on the left?
@rotyag
@rotyag 9 жыл бұрын
It's just a little travel bag got hygiene products. It allows security people to see through it. I use it for the same thing but there isn't any security.
@MTips18
@MTips18 8 жыл бұрын
I always wonder what it's like in the tower. I'm on the hook. You look like a good operator. People don't appreciate a good operator. Are you Union?
@rotyag
@rotyag 8 жыл бұрын
Yes. Started out as a Ironworker. Started erecting cranes after a five years or so. Did that for four and then moved on to operations and crane inspecting. Thanks for the compliment.
@KranWien
@KranWien 6 жыл бұрын
:)
@mawazoselemani614
@mawazoselemani614 5 жыл бұрын
Some people feel passionate about it ...ha ha ha he !
@mikaelsiivikko3083
@mikaelsiivikko3083 3 жыл бұрын
Im a Crane operator in Sweden. Usually in a Liebherr Crane. The biggest problem i have is to see when the trolley is center over the location im going to.. i use the camera most of the Times and see if im at the right place.. But i want to be able to navigate without it.. any tips or tricks ?
@rotyag
@rotyag 3 жыл бұрын
It's mostly judgement based. What I would do in the older cranes is get into the neighborhood of where I need to be and start hoisting down while slowly trolleying out. If I have shadows, I'll line up the shadow of the hook and rigging with the nearest wall or column. But if it's overcast skies, I try to match the trolley and hoist speed so they will keep the hooks just visually over the place I want to get to. If the signal person is terrible, you can usually see their head look away from the cabin which indicates that you are past them. If they are a good signal person, they should ask you to stop the trolley. Outside of that, I find that it's just a visual guess on an older crane. If I have been on a crane for a month or so, my brain processes the distances really well. If I'm new to a crane, I will be off for a day or so. We were in Sweden (Stockholm and Kiruna) just before Covid hit for New Years. We really enjoyed it. I just felt terrible because I learned nearly no Swedish words. It's like visiting the Netherlands. The language is a challenge and everyone speaks English perfectly, so you learn none of it.
@mikaelsiivikko3083
@mikaelsiivikko3083 3 жыл бұрын
@@rotyag thanks for fast reply ! We usually dont have Good signal person. They mostly only give directions if the height is Good and sometimes if i need to adjust the center when starting to lift. Shadows i use om sunny days :) Another thing i started with is, if i have for example 6m chains on i can get down to 6-8m above ground. Then i know the distance to ground is almost same length as the size of the chain No mather what distance on trolley. So i visualize the Ghost chain under the real One :) My Friend were in kiruna last year building a hotel there.. so Cold there and far away from sthlm so i Said No :)
@rotyag
@rotyag 3 жыл бұрын
@@mikaelsiivikko3083 My wife is Czech. She loves the cold. We really like the northern cultures of Europe, but I will retire in the next 7-8 years in the south of Europe. I want Barcelona. She's shifting to the north in her opinion, but I'm not going to freeze as I age. At 47 years old, if it's below 5 degrees, I'm ready to for some heat. Cheers.
@collinwhite3832
@collinwhite3832 8 жыл бұрын
it would suck if the crane fell then your screwed
@rotyag
@rotyag 8 жыл бұрын
+collin white Nice. It's a thought that does go through operators minds. Would you believe that operators survive collapses every year? Toronto had one a few years back. In Seattle in 85 a guy survived falling 329 feet (100m). Croyden England a guy went over backwards and just had back problems. Same for a guy in Bellevue WA in 2006. Crazy stuff.
@mojiburrahamanvloge6975
@mojiburrahamanvloge6975 3 жыл бұрын
Torli in out time work running time cut the rope why control this torly stop can stop
@six0tizzio964
@six0tizzio964 4 жыл бұрын
Dude where are ur shoes
@rotyag
@rotyag 4 жыл бұрын
In a place where they aren't tracking job site dirt onto the glass. Heh! If you sit in boots all day with the heater blowing on your feet, you'll just end up with stinky boots.
@six0tizzio964
@six0tizzio964 4 жыл бұрын
@@rotyag its funny cuz i seen a lot of ur videos and u never waer shoes hehehe
@code123ns
@code123ns 9 жыл бұрын
Some also call it a cat :)
@davidanderson7465
@davidanderson7465 6 жыл бұрын
it's called catching your load. I was conventional crane operator for 30years never a tower. give me 30 mins on that and I'll look like 30yrs on it easy crane to operate not run
@KranWien
@KranWien 6 жыл бұрын
ye
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