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How to find the length of a post tensioning parabolic strand if we just know the length and height of parabolic curve from one end to other?

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Can we find the length of parabolic prestressing duct in a girder if all we know is the height of the duct and the length of girder

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0 votes
0 answers 309 views
309 views
How to find the equation of parabolic strand in a post tensioning beam
asked Jun 28, 2017 in Steel Structures by vickyavoi  
  • prestressing

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  • girders

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  • design
0 votes
0 answers 477 views
477 views
A R.C beam 30 cm*50cm overall is reinforced with 5-25 mm dia.bars in tension and 5-12 dia.bars in compression each at a clear cover each at a clear cover of 25 mm . If effective span of the beam is 4
asked Aug 6, 2015 in Civil Engineering by mfby2k  

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  • beam

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  • rcc

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  • design
0 votes
0 answers 341 views
341 views
a cantiliver of length I carries a load W at the free end. if it is propped at a point at distance 1/4 from the free end so that is at the same level as the fixed end,find the reaction on the prop?
asked Jul 2, 2015 in Primavera by mfby2k  

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  • engineering

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  • civil

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  • structure

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  • structural

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  • steel
0 votes
0 answers 476 views
476 views
design a reinforced section for a rectangular beam at mid span having an effective span of 6m. the superimposed load is 25kn/m and the size of beam is limited to 25 cm*40 cm overall.assume suitable da
asked Aug 6, 2015 in Reinforced Concrete by mfby2k  

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  • design

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  • beam

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  • rcc
0 votes
0 answers 334 views
334 views
How to find the wl^2/8 formula for ss beam and give the other beam formulaes for finding shear force and bending moment
asked Aug 17, 2015 in Reinforced Concrete by mfby2k  

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  • beam

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  • shear
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