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  Topic: ASCE's Edmund Friedman Professional Recognition Award
rajancivildesign@gmail.co

Replies: 37
Views: 10739

PostForum: SEFI General Discussion   Posted: Tue Jun 18, 2024 6:30 am   Subject: ASCE's Edmund Friedman Professional Recognition Award
Congratulations  Dr. Subramaniam sir to receive this outstanding award.
Thank you.
V.M.Rajan.
On Tue, 18 Jun 2024, 9:03 am Dr. N. Subramanian, <forum@sefindia.org (Dear All,

I wish to infor ...
  Topic: STAAD ANALYSIS
rajancivildesign@gmail.co

Replies: 5
Views: 2314

PostForum: SEFI General Discussion   Posted: Sun Jun 16, 2024 6:30 am   Subject: STAAD ANALYSIS
Based on reaction obtained from column, you know the worst case load that column has to carry. You know what is the pile capacity of single pile. Based on column load, the no. of piles required for ea ...
  Topic: 16m X 16m hall design without center column support
rajancivildesign@gmail.co

Replies: 24
Views: 19167

PostForum: SEFI General Discussion   Posted: Wed Nov 08, 2023 5:30 am   Subject: 16m X 16m hall design without center column support
Dear Sir,The hall can be designed as without intermediate column with grid floor 
slab with 2m spacing beam  with nominal slab thickness say 80mm /100 mm.
you can also provide intermediate regular b ...
  Topic: Mettur Tamilnadu-Seismic zone
rajancivildesign@gmail.co

Replies: 4
Views: 4965

PostForum: SEFI General Discussion   Posted: Wed Jun 24, 2020 2:34 pm   Subject: Mettur Dam in Seismic zone III
Sir,
Previously Salem was in seismic zone II. Now as per IS1893 part 1-2016 it comes under seismic zone III. Since Mettur Dam is part of Salem district it is under zone III only. in TNEB, in all o ...
  Topic: Structural Design using Excell Spread sheet
rajancivildesign@gmail.co

Replies: 72
Views: 194509

PostForum: SEFI General Discussion   Posted: Thu Apr 16, 2020 11:25 am   Subject: Excell sheet for wind for open and closed structure
i herewith attached wind calculation for closed and open structure as per IS875 part3 for reference.
V.M.RAJAN
  Topic: Why this beam rebar is cranked like this?
rajancivildesign@gmail.co

Replies: 7
Views: 5452

PostForum: SEFI General Discussion   Posted: Thu Apr 09, 2020 4:49 pm   Subject: Beam rebar cranked
In beam design the shear has to be resisted by concrete and steel. After taking shear by concrete balance shear has to resisted by stirrups. To take some portion of shear say 50% of balance shear r ...
  Topic: How to decide the Size of Column before calculating the load
rajancivildesign@gmail.co

Replies: 2
Views: 3416

PostForum: SEFI General Discussion   Posted: Thu Apr 09, 2020 3:07 pm   Subject: Size of rcc column for a building
I herewith attached the details of choosing rcc size of column for a building for reference.
V. M. Rajan.
  Topic: Circular column Vs Square column
rajancivildesign@gmail.co

Replies: 14
Views: 20844

PostForum: Speak Out Box   Posted: Thu Apr 09, 2020 3:21 am   Subject: Circular column in bridge design
For bridge design across river course, circular column is provided to divert waterway suitably in the upstream and downstream. For bridges in city like metro you can see only square column. Circular c ...
  Topic: Circular column Vs Square column
rajancivildesign@gmail.co

Replies: 14
Views: 20844

PostForum: Speak Out Box   Posted: Sat Apr 04, 2020 2:22 pm   Subject: circular column design excell sheet
I herewith attached one excell sheet for circular column for M20 mix and steel grade Fy415 for reference. We can generalised the design sheet for any grade of concrete and any grade of steel by progr ...
  Topic: Circular column Vs Square column
rajancivildesign@gmail.co

Replies: 14
Views: 20844

PostForum: Speak Out Box   Posted: Tue Mar 31, 2020 4:19 am   Subject: Comparison of moment of inertia
The area of square and circular are almost equal but moment of inertia for square column is 1/12 b^4 where as circular column is π/64 xb^4. You can compare which section have more moment of iner ...
 
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