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Johnson David
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Join Date: Mar 2018
Posts: 2

Check for Overturning

03/08/2018 2:00 AM

Hello house,

Pls how do i check for overturning with the values given on the table below. The values were gotten from the analysis and design of a 15m Roof top square tower.

MAXIMUM FOUNDATION FORCES:

FORCE

LOAD CASE

MAGNITUDE (kN)

COMPRESSION 6 162
UPLIFT 6 152
LONGITUDINAL SHEAR 6 6
TRANSVERSE SHEAR 6 6
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SolarEagle
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#1

Re: Check for Overturning

03/08/2018 9:33 AM

Does the tower look like this?

http://www.va3cco.com/towersheight.pdf

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PWSlack
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#3
In reply to #1

Re: Check for Overturning

03/08/2018 12:49 PM

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Johnson David
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Join Date: Mar 2018
Posts: 2
#5
In reply to #1

Re: Check for Overturning

03/09/2018 11:48 AM

it is a 4 legged stand alone tower. And does not have such type of Antenna
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Lehman57
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Engineering Fields - Nuclear Engineering - New Member

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#6
In reply to #5

Re: Check for Overturning

03/09/2018 12:07 PM

This means all 4 legs can have different loads, some uplift.

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PWSlack
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#8
In reply to #5

Re: Check for Overturning

03/13/2018 4:47 AM

"A picture is worth a thousand words" - Anonymous Poster #0

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Original_Macgyver
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Location: Lost Wages Nevada
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#2

Re: Check for Overturning

03/08/2018 10:52 AM

With the huge amount of information given,

I think it may look like this!?!?!?!

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Lehman57
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#4

Re: Check for Overturning

03/08/2018 11:02 PM

Yep, tell us more--lots more. How much horizontal load? Direction(s) or load(s). Height of load application? Vertical loads? Amount of deflection for use in getting P-Delta moment? Width of base? Etc.

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MR. Guest
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#7

Re: Check for Overturning

03/09/2018 1:59 PM

- General Purpose(s)/use(s), service life, salient detail(s), etc.,?...

- Location, in what jurisdiction, under what prevailing Codes, Regulations, Rules,?...

- Tower type, consisting of what structural, material(s), construction characterisics?...

- Overturning, in response to what loading, wind, seismic, corrosion, other, condition(s), etc.?...

- Resisting, with what type(s) of foundation(s), tie-down(s), ballast, etc.?...

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Users who posted comments:

Johnson David (1); Lehman57 (2); MR. Guest (1); Original_Macgyver (1); PWSlack (2); SolarEagle (1)

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