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Make your own ramp??

General Tech Talk

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Make your own ramp??

Post by Daisy »

Gidday,,

Was going to make my own ramp. Can anyone give me some ideas on how many degrees it has to be and how long they recommend it to be etc
I have done a search on this forum and havent found anything.. or maybe i didnt search right.

Much appreciated to those who can help.

Cheers
Tom
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Post by Lamby »

We made our ramp at 22.5 Deg because that was easy to work out, half of 90 deg is 45 and half of 45 deg is 22.5 deg and we made it 1.8 m at the heights point.
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Post by Lamby »

If the info above is any help I can take post some photos and mesurements

Lamby
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Post by Matt N »

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Post by big red »

a lot of ramps are at 30 degrees around 3 metres long, there is also a few around at 20 degrees but they are very very long.
i think the tuff truck one was 30 degrees, the wizard one is 30 degrees.

With a 20 degree one the back wheels will probably hit the ramp before the front runs out of flex. [average modded vehicle]
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Post by Surfection »

Just went and took some measurments for ya, my ramp is 30 degrees...i think 20 degrees is a waste of time unless you're ramping mostly stock vehicles all the time. The base of mine is 212cm, the upright section is 130cm, and the angled length is 252cm. That's what we made it so it was 30 degrees. Nice and compact, made out of mostly 6mm angle, and some flat plate, can be carried around by two people without any trouble.

Cheers, Jeremy :)
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Post by Mad Cruiser »

GQ and i will be building a ramp to accomodate both non mod and modified 4wd's so basically a 30 degree ramp should be suitable.

However it would help if some of youse could post up some pictures of your ramps to give us a good idea.

Measurements are great.

Cheers
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Post by BeZeRK »

ramps are over rated!!!!
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Post by Daisy »

BeZeRK wrote:ramps are over rated!!!!


Not neccessarily.

Went to landcruiser park a while ago to find my rear wheel lifting itself too frequently.

already installed a 3 inch lift. suspect that the shocks are not allowing enought travel.. Can you recommend a different way of finding out???

Im thinking... disconnect rear shocks.. drive up ramp slowly until the spring gets loose.. then reverse it back a bit to allow half inch/one inch compression then measure shock length and compare it with with my current shock length to make sure that im not being limited by my shocks in wheel travel.

Cheers
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Post by Mad Cruiser »

BeZeRK wrote:ramps are over rated!!!!


If ya don't like it, don't answer

Go sit somewhere else in your own small world :bad-words:
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Post by antt »

why not make a pin setup so that it can be adjusted from 20* to 30* to 45*? would make it a bit harder to fab, but it'd be heaps more usefull :)
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Post by Surfection »

antt wrote:why not make a pin setup so that it can be adjusted from 20* to 30* to 45*? would make it a bit harder to fab, but it'd be heaps more usefull :)


I agree with this, i was gonna do this when i built the mini ramp for the RC guys, but didn't have the time. Would make it more practical in the long term i think, certianly means you only have to build one.

Oh and here ya go, any chance to post a flex shot here i am :roll: :lol:

*It needed more bracing from the top of the ramp out to the outer edges of the triangular brace, but i ran outa steel :oops: *
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Post by spazbot »

GQ wrote:
BeZeRK wrote:ramps are over rated!!!!


Not neccessarily.

Went to landcruiser park a while ago to find my rear wheel lifting itself too frequently.

already installed a 3 inch lift. suspect that the shocks are not allowing enought travel.. Can you recommend a different way of finding out???

Im thinking... disconnect rear shocks.. drive up ramp slowly until the spring gets loose.. then reverse it back a bit to allow half inch/one inch compression then measure shock length and compare it with with my current shock length to make sure that im not being limited by my shocks in wheel travel.

Cheers


Find a freind with a fork lift or use one at work and do it that way, save you some $$ building a ramp that will get very little use
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Post by antt »

me and a mate did mine with a bobcat the other day :twisted:

is a bit harder than a fork though cause it lifts up in an arc
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Post by Trickster »

A friend of mine made a 30 degree ramp. It seems to be the 'norm' now. Don't know the exact measurements of it though? Not much help i know... :?
Go for the 30 degree one i reckon.

Phil
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Post by Daisy »

spazbot wrote:
GQ wrote:
BeZeRK wrote:ramps are over rated!!!!


Not neccessarily.

Went to landcruiser park a while ago to find my rear wheel lifting itself too frequently.

already installed a 3 inch lift. suspect that the shocks are not allowing enought travel.. Can you recommend a different way of finding out???

Im thinking... disconnect rear shocks.. drive up ramp slowly until the spring gets loose.. then reverse it back a bit to allow half inch/one inch compression then measure shock length and compare it with with my current shock length to make sure that im not being limited by my shocks in wheel travel.

Cheers


Find a freind with a fork lift or use one at work and do it that way, save you some $$ building a ramp that will get very little use


You';re problaby right about usin the forklift. But to my knowlege my mates work has one and they're not keen on that kind of thing... safety issues if you know what i mean :roll: But, Im sure that the ramp would get a fair bit of use as we're a small group of mates who will problaby use it for reserach on suspension. then once finished probalby sell it off to other people who may have use for it.

Cheers
Tom
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Post by ISUZUROVER »

Lamby wrote:We made our ramp at 22.5 Deg because that was easy to work out, half of 90 deg is 45 and half of 45 deg is 22.5 deg and we made it 1.8 m at the heights point.


Halving the height does not halve the angle.

If you made it 3.6m long and 1.8m high then it is 26.6 degrees not 22.5. But a ramp that is 3.6 long and 3.6 high is 45 degrees. Learn how to do some simple maths - it is not hard. :finger: :finger: :finger:

The angle of your ramp is ... Angle = arctan(height/length) so a ramp that is 3.6m long and 1.8m high will be 26.56 degrees. All you need is a scientific calculator. Arctan is usually above the tan button and marked tan-1 or invtan. make sure the calculator is on "deg" :D
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