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| | #1 (permalink) |
| 2nd Gear Member Join Date: Apr 2008 Location: Central Coast, CA
Posts: 965
My Mood: | Bridge / Tunnel for mini track? EDIT: I built the tunnel with fiberglass... Read on for details. Here is a quick pic and vid of me testing the tunnel... bigger jump over coming soon. http://www.youtube.com/watch?v=CneyOOvTANQ ![]() I am planning on putting in a bridge/tunnel in for my next upgrade to the backyard track... My question is... what is the best / easiest / cheapest / safest method? I've seen cargo boxes and drainage pipes but I haven't been able to locate any... I was thinking of building 2... I would like two tunnels (8ft wide x 8ft tall x 24ft long)... I am thinking of building these with treated 4x4's, brackets, plywood, then wrapping in visqueen plasic before building the dirt up to, over, and around the tunnels... Whatdya think and/or recommend? Last edited by jtblueberry; 07-30-2010 at 12:34 PM. |
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| | #2 (permalink) |
| 2nd Gear Member Join Date: Apr 2008 Location: Central Coast, CA
Posts: 965
My Mood: | Re: Bridge / Tunnel for mini track?
here is a rough draft of what I'm planning on doing... I'll add more detail but this is a start... there are three lanes going back and forth over the tunnel... i'll update the model to show those in a bit... ![]() And here is the area i'm working with as it stands now... everything is about 5'6" now so things will be going bigger... Last edited by jtblueberry; 12-11-2009 at 06:58 PM. |
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| | #3 (permalink) |
| 2nd Gear Member Join Date: Sep 2008
Posts: 463
| Re: Bridge / Tunnel for mini track?
looks good! it's just going to cost allot of money for all of that wood.
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| | #4 (permalink) |
| 3rd Gear Member Join Date: Mar 2008 Location: Northeast Ohio
Posts: 1,217
My Mood: | Re: Bridge / Tunnel for mini track?
It sounds like a sick idea but it will cost a good amount of money for this project. Just make sure you build something sturdy and durable enough for the abuse you plan to give it
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| | #5 (permalink) |
| 3rd Gear Member Join Date: Jan 2009 Location: Calgary, AB, Canada
Posts: 1,051
My Mood: | Re: Bridge / Tunnel for mini track?
something that big I would use wood/steel for support under the dirt thats awesome though that drawing reminds me of Super Sprint |
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| | #6 (permalink) |
| 1st Gear Member Join Date: Oct 2009 Location: GoldCoast-Australia
Posts: 166
My Mood: | Re: Bridge / Tunnel for mini track?
i would and if i were you , get my hands on some hardwood pallets ,easy to come by ,and usually free make sure there the hardwood typ tho , and they will be heavy
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| | #7 (permalink) |
| 3rd Gear Member Join Date: Jul 2009 Location: Vernon, New Jersey
Posts: 2,184
My Mood: | Re: Bridge / Tunnel for mini track?
the track looks sweet! and i would definatly go with the hard plywood type and reinforce it with 2x4's
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| | #8 (permalink) |
| Advertiser Join Date: Jan 2005
Posts: 5,823
My Mood: | Re: Bridge / Tunnel for mini track?
nice track , shipping containers would be strong enough but there 1k each
__________________ T Bolt USA All the top Pit Bikes, Engines and Parts for Pit bikes & Minis! Check out our Online Store! Contact TheCRKid@TBoltUSA.com or Call 704-T-BOLT-US (704-826-5887) |
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| | #9 (permalink) | |
| 2nd Gear Member Join Date: Apr 2008 Location: Central Coast, CA
Posts: 965
My Mood: | Re: Bridge / Tunnel for mini track? Quote:
There's a crap load of them out here on the mesa near where I am...I'm doing the math and running the design past my guy to make sure everything is safe if I go with the wood built route... Think I can build it strong enough with wood? Last edited by jtblueberry; 12-11-2009 at 07:39 PM. | |
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| | #10 (permalink) |
| 2nd Gear Member Join Date: Apr 2008 Location: Central Coast, CA
Posts: 965
My Mood: | Re: Bridge / Tunnel for mini track? btw... thanks for the hrc cradle for my 110... must have item...
Last edited by jtblueberry; 12-11-2009 at 07:41 PM. |
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| | #11 (permalink) | |
| Advertiser Join Date: Jan 2005
Posts: 5,823
My Mood: | Re: Bridge / Tunnel for mini track? Quote:
wood gets expensive too , theres a few places here that have round pipes for jumps and places to cross into the track but not tunnels
__________________ T Bolt USA All the top Pit Bikes, Engines and Parts for Pit bikes & Minis! Check out our Online Store! Contact TheCRKid@TBoltUSA.com or Call 704-T-BOLT-US (704-826-5887) | |
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| | #12 (permalink) | |
| 2nd Gear Member Join Date: Apr 2008 Location: Central Coast, CA
Posts: 965
My Mood: | Re: Bridge / Tunnel for mini track? Quote:
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| | #13 (permalink) |
| 2nd Gear Member Join Date: Apr 2008 Location: Central Coast, CA
Posts: 965
My Mood: | Re: Bridge / Tunnel for mini track?
little more detail and a little more to scale... much more detail to come... |
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| | #14 (permalink) |
| 2nd Gear Member Join Date: Apr 2008 Location: Central Coast, CA
Posts: 965
My Mood: | Re: Bridge / Tunnel for mini track?
another new one... ![]() Last edited by jtblueberry; 12-11-2009 at 08:55 PM. |
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| | #15 (permalink) |
| 2nd Gear Member Join Date: Apr 2008 Location: Central Coast, CA
Posts: 965
My Mood: | Re: Bridge / Tunnel for mini track? ![]() |
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| | #16 (permalink) |
| 2nd Gear Member Join Date: Apr 2008 Location: Central Coast, CA
Posts: 965
My Mood: | Re: Bridge / Tunnel for mini track? ![]() ![]() that's it for tonight Last edited by jtblueberry; 12-11-2009 at 09:19 PM. |
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| | #17 (permalink) |
| 3rd Gear Member Join Date: Aug 2006 Location: PA
Posts: 2,060
My Mood: | Re: Bridge / Tunnel for mini track?
Nice looking track. That's going to be so fun! Are you creating those drawings using Google SketchUp? That's what it looks like to me from what I recall from the time I downloaded it to try it out. |
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| | #18 (permalink) |
| PM Newbie Join Date: Jun 2008 Location: Australia
Posts: 34
| Re: Bridge / Tunnel for mini track?
how about trying to source an old water tank or perhaps a giveaway shed that you could reinforce the roof a little on?
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| | #19 (permalink) |
| 2nd Gear Member Join Date: Apr 2008 Location: Central Coast, CA
Posts: 965
My Mood: | Re: Bridge / Tunnel for mini track? |
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