Civil Engineering

Recent Answers

2009-11-21 Civil Engineering - Large Opening in Flat Slab:

Hi Ravi, You are not clear on whether this is in an existing slab or one that is being designed. In either case, it depends on the relative proportions- if the column spacings are say 3-4m, then probably

2009-11-21 Civil Engineering - core cutting test:

Hi Raj, The strength gain after 28 days depends on several factors, including method and length of curing, ambient conditions, mix design, ingredients (additives), etc. In general, you can count on

2009-11-20 Civil Engineering - core cutting test:

Hi Raj, Yes, you can cut cores anytime after 7-14 days (so long as concrete is hard enough not to disintegrate). Normally, they should be extracted and tested at 28 days strength, but 3 months is also

2009-11-17 Civil Engineering - Temperature analysis in R.C.C. building:

Hi Ravi, If your building does not have very stiff columns or shear walls, then the temperature analysis may not show up significant results. Remember also that the range of temperature variation has

2009-11-16 Civil Engineering - How to construct domes using etabs:

Hi Mohammed, The procedure is as I described in my answer above. In addition, you can visit the CSI website and download the watcha nd learn video tutorials: http://www.csiberkeley.com/Support_WL_ETABS