My score
My score
I made a tower that according to all of my tests it scored a 5000 efficiency is that good, it hasn’t yet bin entered into any compititians so I was just wondering if it would be a good tower to enter
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Re: My score
Prob fake
2018 Nationals: 2nd Place Mystery Architecture || 6th Place Battery Buggy
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Re: My score
DarthBuilder wrote:Is this a joke or legitimate?
It's definitely fake. Even for a first time, it's impossible to make a tower that bad.cheese wrote:Prob fake
Re: My score
It’s legitimate the way it works is that it would get the 5000 point bonus but can’t hold any weight at all not even the bucket And it is made out of the thinnest balsa wood I good find, it Has no supports. Do to all of that the tower weighs about 1 gram ( I don’t have a very good scale) so it’s efficiency is 5000/1 or 5000
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Re: My score
=======TheBanana wrote:It’s legitimate the way it works is that it would get the 5000 point bonus but can’t hold any weight at all not even the bucket And it is made out of the thinnest balsa wood I good find, it Has no supports. Do to all of that the tower weighs about 1 gram ( I don’t have a very good scale) so it’s efficiency is 5000/1 or 5000
If a team's tower only holds the Loading Block, based on the rules, it really should be tier 4.
rule 6.b says: The Load Score is the measured load supported, including the Loading Block Assembly, bucket and sand, but may not exceed 15,000 g. The lowest Load Scored is the mass of the Loading Block Assembly.
Note that it says Loading Block Assembly, not Loading Block.
5.b says:
The Loading Block Assembly must consist of:i.asquare Loading Block measuring 5 cm x 5 cm x approximately 2 cm high with a hole no larger than 8 mm drilled in the center of the 5 cm x 5 cm faces for a ¼” threaded eyeboltii.¼” threaded eyebolt (1” nominal eye outside diameter), no longer than 3”, and a ¼” wing nutiii.achain and S-hook that are suspended from the Loading Block
Unless your tower can hold the entire assembly, which is way more than a tiny loading block (assuming it is wood), it really should have no score. If you have no load score, you have no bonus, and the score is 0 or tier 4.
Now, it also means you must put the chain and S hook through the tower, and the chain can be heavy or light.
if a tower can accomplish all that, it would be tier 1 and meet the rules (let's set aside the spirit of the rules). If not, it should be tier 4 (or at least score of 0)
just my 2c, what you all think?
thanks
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Re: My score
My 2c:yoliu wrote:=======TheBanana wrote:It’s legitimate the way it works is that it would get the 5000 point bonus but can’t hold any weight at all not even the bucket And it is made out of the thinnest balsa wood I good find, it Has no supports. Do to all of that the tower weighs about 1 gram ( I don’t have a very good scale) so it’s efficiency is 5000/1 or 5000
If a team's tower only holds the Loading Block, based on the rules, it really should be tier 4.
rule 6.b says: The Load Score is the measured load supported, including the Loading Block Assembly, bucket and sand, but may not exceed 15,000 g. The lowest Load Scored is the mass of the Loading Block Assembly.
Note that it says Loading Block Assembly, not Loading Block.
5.b says:
The Loading Block Assembly must consist of:i.asquare Loading Block measuring 5 cm x 5 cm x approximately 2 cm high with a hole no larger than 8 mm drilled in the center of the 5 cm x 5 cm faces for a ¼” threaded eyeboltii.¼” threaded eyebolt (1” nominal eye outside diameter), no longer than 3”, and a ¼” wing nutiii.achain and S-hook that are suspended from the Loading Block
Unless your tower can hold the entire assembly, which is way more than a tiny loading block (assuming it is wood), it really should have no score. If you have no load score, you have no bonus, and the score is 0 or tier 4.
Now, it also means you must put the chain and S hook through the tower, and the chain can be heavy or light.
if a tower can accomplish all that, it would be tier 1 and meet the rules (let's set aside the spirit of the rules). If not, it should be tier 4 (or at least score of 0)
just my 2c, what you all think?
thanks
Too shady to attempt

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Re: My score
Well, yulio has the rules understood correctly – for, let’s call it an “ultralight” tower to be classified Tier 1, it has to carry block, eyebolt, nut, and chain. If it does that (and meets dimension rules), it is, IMHO, absolutely legal.shrewdPanther46 wrote:My 2c:yoliu wrote:=======TheBanana wrote:It’s legitimate the way it works is that it would get the 5000 point bonus but can’t hold any weight at all not even the bucket And it is made out of the thinnest balsa wood I good find, it Has no supports. Do to all of that the tower weighs about 1 gram ( I don’t have a very good scale) so it’s efficiency is 5000/1 or 5000
If a team's tower only holds the Loading Block, based on the rules, it really should be tier 4.
rule 6.b says: The Load Score is the measured load supported, including the Loading Block Assembly, bucket and sand, but may not exceed 15,000 g. The lowest Load Scored is the mass of the Loading Block Assembly.
Note that it says Loading Block Assembly, not Loading Block.
5.b says:
The Loading Block Assembly must consist of:i.asquare Loading Block measuring 5 cm x 5 cm x approximately 2 cm high with a hole no larger than 8 mm drilled in the center of the 5 cm x 5 cm faces for a ¼” threaded eyeboltii.¼” threaded eyebolt (1” nominal eye outside diameter), no longer than 3”, and a ¼” wing nutiii.achain and S-hook that are suspended from the Loading Block
Unless your tower can hold the entire assembly, which is way more than a tiny loading block (assuming it is wood), it really should have no score. If you have no load score, you have no bonus, and the score is 0 or tier 4.
Now, it also means you must put the chain and S hook through the tower, and the chain can be heavy or light.
if a tower can accomplish all that, it would be tier 1 and meet the rules (let's set aside the spirit of the rules). If not, it should be tier 4 (or at least score of 0)
just my 2c, what you all think?
thanks
Too shady to attempt
So, while not ‘shady’, it is risky.
While load blocks will have some weight range/variation, the big variable is the chain. The rules say nothing about either the length or size of the chain. Pretty small/light chain is plenty for carrying 15kg, but at some competitions you may run into “logging chain.” So, an ‘assembly weight’ from maybe as little as 160-170, to maybe 400, 500, 600gr; that’s a BIG range.
With, say a 2gr, or a little less tower weight, carrying a 200gr assembly – 2600. That’s certainly a respectable score. And a 2gr tower carrying 200gr is certainly doable. But if the assembly weight turns out to be….300/350, you’d probably end up tiered down. Kick the tower weight up to 3gr to carry 300gr, score’s down to 1766. There’s nothing in the rules to prevent event supervisors…. discouraging ultralights by choosing to use … nice strong chain.
Len Joeris
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Re: My score
Agreed. MIT used a fairly long, relatively heavy chain. When a team (who I will not name for their own anonymity) set up their ultralight tower and got the loading block and chain set up, they literally breathed a sigh of relief that it did not break (there was some quiet cheers from their peers in the crowd because it did not break but it was very close to breaking when being set up). The ES understood the strategy but I saw her mentally battle with herself what to do (spirit of the rules issue). She allowed it, but I would not expect every ES to allow it. And if the chain were just a BIT heavier, then the strategy would have lead to a premature failure when setting up the loading apparatus. Very risky strategy!Balsa Man wrote:Well, yulio has the rules understood correctly – for, let’s call it an “ultralight” tower to be classified Tier 1, it has to carry block, eyebolt, nut, and chain. If it does that (and meets dimension rules), it is, IMHO, absolutely legal.shrewdPanther46 wrote:My 2c:yoliu wrote:
=======
If a team's tower only holds the Loading Block, based on the rules, it really should be tier 4.
rule 6.b says: The Load Score is the measured load supported, including the Loading Block Assembly, bucket and sand, but may not exceed 15,000 g. The lowest Load Scored is the mass of the Loading Block Assembly.
Note that it says Loading Block Assembly, not Loading Block.
5.b says:
The Loading Block Assembly must consist of:i.asquare Loading Block measuring 5 cm x 5 cm x approximately 2 cm high with a hole no larger than 8 mm drilled in the center of the 5 cm x 5 cm faces for a ¼” threaded eyeboltii.¼” threaded eyebolt (1” nominal eye outside diameter), no longer than 3”, and a ¼” wing nutiii.achain and S-hook that are suspended from the Loading Block
Unless your tower can hold the entire assembly, which is way more than a tiny loading block (assuming it is wood), it really should have no score. If you have no load score, you have no bonus, and the score is 0 or tier 4.
Now, it also means you must put the chain and S hook through the tower, and the chain can be heavy or light.
if a tower can accomplish all that, it would be tier 1 and meet the rules (let's set aside the spirit of the rules). If not, it should be tier 4 (or at least score of 0)
just my 2c, what you all think?
thanks
Too shady to attempt
So, while not ‘shady’, it is risky.
While load blocks will have some weight range/variation, the big variable is the chain. The rules say nothing about either the length or size of the chain. Pretty small/light chain is plenty for carrying 15kg, but at some competitions you may run into “logging chain.” So, an ‘assembly weight’ from maybe as little as 160-170, to maybe 400, 500, 600gr; that’s a BIG range.
With, say a 2gr, or a little less tower weight, carrying a 200gr assembly – 2600. That’s certainly a respectable score. And a 2gr tower carrying 200gr is certainly doable. But if the assembly weight turns out to be….300/350, you’d probably end up tiered down. Kick the tower weight up to 3gr to carry 300gr, score’s down to 1766. There’s nothing in the rules to prevent event supervisors…. discouraging ultralights by choosing to use … nice strong chain.
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Re: My score
I believe we will be seeing clarification in the very near future that will disallow this option... My guess will be that towers that carry the loading block assembly only will stay in tier 1, but in order to receive the bonus, it must also carry the bucket. Just my guess... but I would not spend much time trying to engineer a tower along these lines, as I believe it will be a wasted effort... a 2 gram tower that carries a loading block assembly, but not the bucket, and does not get the bonus will score like 150 points?
Dan Holdgreve
Northmont Science Olympiad
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Northmont Science Olympiad
Dedicated to the Memory of Len Joeris
"For the betterment of Science"