Open Source Ecology construction 2011 part 2, 28 Sep 2011

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From YouTube: Column excavation ergonomic analysis

Description

A 64hp Komatsu, 20,000 lb excavator takes exactly 10 minutes to dig one 4x4x3 foot foundation hole

A

We're going to push all of that with a dozer now.

B

Will this you got a little hot over.

C

The Bobcat you're going to throw it in the truck.

B

C

C

Pushed away down them down the hill here, you're going to go with the Bobcat only or the are you going to go load that on a truck and then dump it.

B

B

If you guys are putting some gravel and steph and some holes yeah.

D

B

Gonna say we pretty much be right on top. Oh yeah.

C

B

C

Is pretty good how.

B

Far, you guys went down.

C

What was it like, 43 feet,.

C

Yeah, it goes pretty quick. It's like six minutes.

B

D

C

Pretty impressive yeah.

D

What were you taken? Any sudden change state again? I need a 17. They some kind of change like we got on that one, the end of the track, the chains.

E

I'm gonna put them on our food and our articulated loader, which is going to put it on.

C

Are you talking about the rebar type or just chain rebar time yeah? Now you got an articulating loader yeah.

D

C

That's a bit! That's a big one right! That's like.

E

C

Yeah, what's the horsepower on this, this backhoe track hoe, he called a track hoe. The.

E

Act: they're, the true name, excavator.

C

C

65 horsepower: that's a komatsu. How much was this thing you got this used yeah? How much was that.

E

Neevalle fun and.

E

C

Like 28 k, when was that, how long ago was that.

E

A

How old was the machine at to 96 96.

C

C

How much does it cost you to keep this thing running every year.

E

E

A

I mean, what's the main cost you have to replace the tracks every so often or what's like the biggest thing transmission. Oh, this is whole hundred percent hydrostatic.

E

And rebuild the files or something like arrows right here you know a product.

E

You know stuff like that running 5000.

C

To rebuild the gear, the swing gear, how do you do that? Do you get it give it out to someone you do it in a house, oh yeah! How do you do that? What is it? uh What do you do to do that you just like regrind it like holiday.

D

E

Yeah, it's got planters in turn in place, barks barking. ha ha Oh ok,.

C

Parts of the planetary gear: ok, how does that thing work? Is it like a big circle and it's.

D

C

Got teeth on the outside, or is that sign in a circle.

E

Then you and your dropbox there's got a motor on top and spends it and produce down with a planetary. Aha.

A

With the planetary jie yeah, how.

C

Do you like this machine, it seems pretty effective, I.

E

C

E

About thirty percent better now, oh you.

A

E

A

Is like the right size to be doing this? Oh yeah yeah, and if you want to go bigger like what kind of applications would he need for that like for digging like was like bigger foundations like house foundations, or would this do well for a house foundation or it would.

E

Most people only means that one that big, aha.

E

Twelve thousand town that there's at 20,000 that's.

D

About 20,000 uh-huh.

D

Ok, next one.