Pothole Patcher Put Through Its Paces
Thursday, June 21, 2012 @ 11:00 AM
Norm McMillan demonstrates the pothole patching machine
click on photo for video of machine in action
Prince George, B.C.- It’s called the Python 5000 and it made its way from Saskatchewan to Prince George to show its stuff.
It is an automatic pot hole repair machine, and operator Norman McMillan couldn’t wait to put it through its paces. “I said last night when I pulled in to town, boy what I wouldn’t give to be let loose here for a month, you have some real axel busters here, and this machine is just perfect for that job.”
McMillan outlined the key features of the machine before showing the City Councillors and staff on hand, just how the machine can work. It was fired up, and went to work patching cracks and pot holes on a section of 17th Avenue between Oak Street and Kenwood.
Mick Jones of the City’s Streets Division says the demonstration is just one part of the evaluation of the machine which some have hailed as being the answer to catching up with the pot hole problem in Prince George. “We are going to monitor this stretch of pavement to see if the patches hold up at least as well as what we can do with our patch crews. That means we would expect the patches to last at least 2 years.”
While there are several cities waiting for word on how to get their hands on a Python 5000, Jones says it is difficult to get information on the machine’s performance. “The City of Saskatoon had one, and traded it in for a sweeper. It took quite a while before I could connect with anyone who could tell me why they made that decision. In the end, I was told the machine is a little ‘light duty’ and is not as effective dealing with potholes along curbs and gutters.” He says he has been advised an older model of the machine is in operation with a private contractor in Montreal. The manufacturer tells Opinion250 the Departments of Transportation in both California and Virginia have each purchased a machine, and the City of Denver is taking delivery of three.
Manager of Supply and Fleet Services, Scott Bone, says this is not the only pothole patching machine on the market, “There are a number of other manufacturers that we’ve heard about and expressed interest in, so we’ll take a look at this unit and the other units to see what the technical requirements are and the mechanical aspect to see if they meet the operation requirements.” But Jones says the machine is worth an examination “A machine like this can greatly reduce WCB claims for repetitive injuries, and that means a reduction in premiums and in lost time, so there is value in that aspect, but I need to know that at the end of the day, the patches are at least as good as what the crews are already doing.”
Comments
“That means we would expect the patches to last at least 2 years.â
That would be double/triple the current time.
“That means we would expect the patches to last at least 2 years.â
Maybe in California.
There is a difference between patching at this time of year and in the middle of a warm spell in February. I think it is the latter which is the real test. Those are the ones which are not lasting all that long. I think the ones done during the summer do last longer.
The winter application also depends on whether a hot or cold mix is used.
Yes, there are other machines around and have been around for a long time.
The question still remains, why did it take this long to try to improve on a very old fashioned method of filling potholes when they should have knows years ago that there were machines to do it?
THAT is my concern!
Which, naturally, is followed by the question whether this is the only department that does not practice continuous improvement in this City. I suspect it isn’t.
âWe are going to monitor this stretch of pavement to see if the patches hold up at least as well as what we can do with our patch crews. That means we would expect the patches to last at least 2 years.â
The
âWe are going to monitor this stretch of pavement to see if the patches hold up at least as well as what we can do with our patch crews. That means we would expect the patches to last at least 2 years.â
The patching jobs the city crews are doing do not last two years! Some of them barely last two weeks.
I agree 100% with you Gus on all accounts.
Existing pot hole patches lasting 2 years according to Jones. The only patches that last 2 years in PG would have to be in a seldom used parking lot and installed by a private contractor.
Is this guy for real?
While we likely have patches that last as long as two years, there are resurfacing jobs which have patches in them that have not lasted longer than two years.
Is there a batch plant that would have a hot mix available in February? Not much activity at Columbia and Pittman around that time of year and I don’t think the city has a plant.
I watched the video on the company website and agree that it is built a bit light. If I were building it, would move the compaction roller under the machine closer to the center of gravity. The existing arrangement would then be heavy enough to clean the hole then dispense and screed product.
By the time I read this article, lots of you have said what I was thinking. 2yrs? The crew that patches, their’s never last even close. Like someone else said, “lucky if they last two weeks”. City council a joke? YES! Apparently this Mick fellow is two if he thinks our patches last even one week.
Oops wrong two. Meant “too”. :)
If these things were the cure that some seem to think they are then there would be tons of them in use across Canada….I’m skeptical.
Okay… couldn’t resist….
“Positive Pothole Patcher Promises Possible Physical Performance Protocols Pending Palatable Primary Production Productivity.”
Peace :)
V.
Is “thorugh” americanese for pot-hole ?
Just tell the owners some one stole it and city hall will give them a brand new Nissan Leaf to make up for it. Do you think they would buy that story?
They call that a demo? LMFAO! Did it even fill a hole? Looked to me that it patched a blemish. Maybe someone should send them a picture of what a pothole looks like.
The problem from the City standpoint is that it only seems to take one guy to operate the unit, vs. 3 or 4 guys with shovels and one guy driving a truck.
NoWay :
From what I can tell it works great on a “blemish” but filling an actual pot hole with chip seal probably doesn’t work.
This isn’t the unit the city needs. I don’t think it can do the job. PG needs a hot patch machine that fills in the crack even in February. The main pot holes should be filled manually and done properly. Its the cracks and the water seepage that is the problem.
reduce WCB claims for repetitive injuries, and that means a reduction in premiums and in lost time,
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What a sorry assed excuse. If the crews cant fill a few potholes without physical strain maybe they should be slinging hamburgers at a hamburger joint.
cheers
I agree, it would be interesting to know exactly how many WCB claims have been processed the last few years from the patching crews, I suspect very few! What he really means is there would be less chance of a claim because they could lay them off and replace them with a machine. :-(
WCB claims? Isn’t that what the gang at city hall told us that there would be fewer of if we just spent a few bucks on our (now) worn out automatic garbage pick up trucks? What with the WCB insurance claims lessened and the city’s premiums lessened and raising the garbage pick up fees every year, the city should be rolling in the dough to fix our streets.
Trying to reinvent the wheel , Its Junk just like all the other pot hole-fixers , sprayers that came before it.
Nothing cheaper or better than 2 or 3 people with a good little packer vibrator .
Years back another BC town was besieged with an unusual amount of potholes, desperate they experimented with a material to fill in the potholes, far as I can recalled their experiment appeared a success, but was never repeated.
Tim Hortons (downtown) can’t even get the parking lot patches to last 6 months. Whoever owns that propery (White SPot and Timmys) should be ashamed to ask people to drive in there.
A pothole patching machine which simply compresses some fill into a pothole will not make a lasting repair. The pothole must be properly prepared by blasts of dry heated air from the unit. It must be free of any debris and moisture. Then it must be sprayed with a liquid which will stick and seal. Then the final compound is applied and leveled. A spray with fine dry sand comes last. It will take care of cracks and the thousands of smaller potholes, perhaps up to a couple of feet in diameter. Potholes larger than that require cutting out sections and re-paving. Nobody will be laid off.
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