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  1. J

    scrapers in aurora colorado

    what company is that?
  2. J

    Cat 633D question

    The D models have a set cutting edge with either teeth or a smooth edge. The floor isn't attached to the cutting edges. The floor pivots back as it is opened, there is a large hydralic cylinder that opens and closes the floor. The lever that opens the floor should kick off when the floor is...
  3. J

    Cat 633D question

    It is hard on the floor, especially in hard material. I have seen several that the pins broke or even the cylinder itself gave way from dragging to floor too much. 33's dump like no other scraper, they take time to get a feel for. The greenies always leave a nice turd when they dump. Gets old...
  4. J

    631E's in Castle Rock, Colorado

    They also have the reclamation of the old rocky mountain arsenal. 4 million yards to move there. 10 773 cats and 6 605 komatsu's along with a pair of 385's. Bill Obenchain is their best super, he is the reason why they have become what they are. The rest of their bosses are hard to work for...
  5. J

    Anybody ever see a 10 on ice?

    Use your ripper when you get in a spot like that. Back up as far as you can, then set the ripper in, if you can. Proper ripping technigue in a 10 should get the job done. Then you should be able to back up the spot that was ripped. Works for me in the snow and ice.
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