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  Topic: Gems of Structural Engg - Dr N Subramanian - (Post-27)
es_jayakumar

Replies: 45
Views: 40739

PostForum: Engineering Marvels   Posted: Sat Jul 13, 2019 7:31 am   Subject: Gems of Structural Engg - Dr N Subramanian - (Post-27)
Glad to intimate you that the book is now available with amazon :
https://www.amazon.in/Building-Materials-N-Subramanian/dp/0199497214/ref=sr_1_1?keywords=Building+Materials+Testing+and+Sustainabilit ...
  Topic: Calculating the pile load capacity for Bored Cast in situ piles as per Is 2911 (part1/Sec2):2010
es_jayakumar

Replies: 6
Views: 1052

PostForum: SEFI General Discussion   Posted: Mon Jul 08, 2019 5:36 am   Subject: Calculating the pile load capacity for Bored Cast in situ piles as per Is 2911 (part1/Sec2):2010
You are welcome Er. Reena.
Now you work out the pile capacity in your case, with the available data (dia of pile, bore-log details etc. were not provided by you) vis--vis the recommendation given b ...
  Topic: Pile capacity design
es_jayakumar

Replies: 3
Views: 659

PostForum: SEFI General Discussion   Posted: Sun Jul 07, 2019 3:47 pm   Subject: Pile capacity design
One spread sheet prepared for working out pile capacity from N value for cast in situ pile is enclosed. You please verify its correctness by yourself.

E S Jayakumar
  Topic: Calculating the pile load capacity for Bored Cast in situ piles as per Is 2911 (part1/Sec2):2010
es_jayakumar

Replies: 6
Views: 1052

PostForum: SEFI General Discussion   Posted: Sun Jul 07, 2019 2:16 pm   Subject: Calculating the pile load capacity for Bored Cast in situ piles as per Is 2911 (part1/Sec2):2010
A model calculation of end bearing pile load capacity is attached.
The capacity of bored cast-in-situ pile is less than (taken approximately 1/3) that of driven precast pile. That is how the coeffic ...
  Topic: Calculating the pile load capacity for Bored Cast in situ piles as per Is 2911 (part1/Sec2):2010
es_jayakumar

Replies: 6
Views: 1052

PostForum: SEFI General Discussion   Posted: Wed Jul 03, 2019 2:50 pm   Subject: Calculating the pile load capacity for Bored Cast in situ piles as per Is 2911 (part1/Sec2):2010
It will be apt if you can attach any available calculation. Why is the shaft skin resistance neglected ? The N value of 70 indicates very hard soil. Is this value available at pile tip only ? More det ...
  Topic: Mean of the Group of 4 Non-Overlapping Consecutive Test Results In N/mm^2
es_jayakumar

Replies: 7
Views: 1274

PostForum: SEFI General Discussion   Posted: Fri May 17, 2019 2:21 am   Subject: Mean of the Group of 4 Non-Overlapping Consecutive Test Results In N/mm^2
Sir,
"non-overlapping" in "Mean of the Group of 4 Non-Overlapping Consecutive Test Results" Col.2 of Table 11] indicate ? This creates confusion.[/HIGHLIGHT][/FONT]
[FONT=Verdana ...
  Topic: Mean of the Group of 4 Non-Overlapping Consecutive Test Results In N/mm^2
es_jayakumar

Replies: 7
Views: 1274

PostForum: SEFI General Discussion   Posted: Tue May 14, 2019 1:31 am   Subject: Mean of the Group of 4 Non-Overlapping Consecutive Test Results In N/mm^2
No further comments / clarifications were seen posted here, on this topic. A spread sheet prepared for checking the acceptance criteria as per the Codal provisions (moving mean concept) is attached.
...
  Topic: IS IT POSSIBLE TO DESIGN A 100mm WIDE BEAM, FOR CARRYING A UDL of 4 kN/m? AS PER IS CODE?
es_jayakumar

Replies: 3
Views: 782

PostForum: SEFI General Discussion   Posted: Wed May 08, 2019 2:38 pm   Subject: IS IT POSSIBLE TO DESIGN A 100mm WIDE BEAM, FOR CARRYING A UDL of 4 kN/m? AS PER IS CODE?
I presume that the two toilets are smaller in size, since a 20cm wide beam cannot be accommodated in between. In such a case, I believe, you can directly support the half brick wall that transmits rel ...
  Topic: Gems of Structural Engg - Dr N Subramanian - (Post-27)
es_jayakumar

Replies: 45
Views: 40739

PostForum: Engineering Marvels   Posted: Tue Apr 30, 2019 5:25 pm   Subject: Gems of Structural Engg - Dr N Subramanian - (Post-27)
Dear SEFIans,

I am glad to know that another book from the "Gem" is getting ready to be released in June 2019. After the two celebrated design books on RCC and Steel, he now deviates the ...
  Topic: Mean of the Group of 4 Non-Overlapping Consecutive Test Results In N/mm^2
es_jayakumar

Replies: 7
Views: 1274

PostForum: SEFI General Discussion   Posted: Tue Apr 30, 2019 2:54 pm   Subject: Mean of the Group of 4 Non-Overlapping Consecutive Test Results In N/mm^2
IS Code 456 : 2000 stipulates :

16 ACCEPTANCE CRITERIA
16.1 Compressive Strength
The concrete shall be deemed to comply with the strength requirements when both the following condition are met:
...
 
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