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  Topic: sub: Castellated steel beams
vikram.jeet

Replies: 14
Views: 14480

PostForum: SEFI General Discussion   Posted: Sat Feb 01, 2025 4:57 am   Subject: sub: Castellated steel beams
Horizontal Shear Aspect :

Since welding length of two parts cut from Girder and to be joined at center (NA) is staggered and reduced,, this weld needs to be thick enough to facilitate horizontal sh ...
  Topic: Determination of General/Local shear failure of soil
vikram.jeet

Replies: 2
Views: 358

PostForum: SEFI General Discussion   Posted: Sat Feb 01, 2025 4:43 am   Subject: Determination of General/Local shear failure of soil
Idea is :-

Loose,, Soft soils -- More prone to LSF

Dense Soils - Less prone to LSF
  Topic: Determination of General/Local shear failure of soil
vikram.jeet

Replies: 2
Views: 358

PostForum: SEFI General Discussion   Posted: Fri Jan 31, 2025 3:22 pm   Subject: Determination of General/Local shear failure of soil
STRUCTURE AND GEOTECHNICAL COMBINE

ULTIMATE BC OF SHALLOW FOUNDATIONS ON SOILS
FOR COHESION LESS SOILS C=0
This needs to be calculated based on Relative density (RD)index of cohesion soil

If R ...
  Topic: Horizontal subgrade reaction of soil
vikram.jeet

Replies: 3
Views: 579

PostForum: SEFI General Discussion   Posted: Thu Jan 30, 2025 5:10 pm   Subject: Horizontal subgrade reaction of soil
MODULUS OF SUBGRADE REACTION


MODULUS K = (LOAD/AREA) /( CORRESPONDING SETTLEMENT)

Generally for field tests on 75cm circular plate , pressure for 1.25mm Settlement is taken .
Then K = p/0. ...
  Topic: Horizontal subgrade reaction of soil
vikram.jeet

Replies: 3
Views: 579

PostForum: SEFI General Discussion   Posted: Thu Jan 30, 2025 5:08 pm   Subject: Horizontal subgrade reaction of soil
Modulus of subgrade reaction is =( Load/area )/ settlement.

Bowels formula K = 40*SBC*FOS

The formula considers 25mm settlement of foundation

At ultimate Bearing capacity , settlement of 2 ...
  Topic: Horizontal subgrade reaction of soil
vikram.jeet

Replies: 3
Views: 579

PostForum: SEFI General Discussion   Posted: Thu Jan 30, 2025 5:07 pm   Subject: Horizontal subgrade reaction of soil
MODULUS OF SUBGRADE REACTION as per NBC

EMPIRICAL FORMULA FOR CALCULATING MODULUS K

K= 0.65 {(Es*B^4)/(E I)}^(1/12) * Es/(1 - u^2) * 1/B

Approximately K can be taken as
K = 0.65 * Es/(1 ...
  Topic: sub: Castellated steel beams
vikram.jeet

Replies: 14
Views: 14480

PostForum: SEFI General Discussion   Posted: Thu Jan 30, 2025 4:55 pm   Subject: sub: Castellated steel beams
Castellated Steel Beams :-

To economise,, the practice of castellated beams came into the Structural design work - Long back ,,

Generally suitable for sloped roofs of metallic/ cement sheetings ...
  Topic: SEARCH FOR A MENTOR
vikram.jeet

Replies: 77
Views: 76283

PostForum: Speak Out Box   Posted: Thu Jan 16, 2025 1:47 pm   Subject: SEARCH FOR A MENTOR
Search for Mentor :-

A General note

Mentor / Guide / Trainer / Guru / Coach -

To learn, practice and master a trade,, need for mentor is very much there - be it a mechanic, a musician, ...
  Topic: Some general view
vikram.jeet

Replies: 744
Views: 261292

PostForum: SEFI General Discussion   Posted: Fri Jan 03, 2025 3:28 am   Subject: Some general view
SOME GENERAL VIEW

FOLLOWING COVERED IN LONG SERIAL POSTINGS

BUILDING STRUCTURAL DESIGN ASPECTS
BRIDGES - SOME PRELIMINARY DESIGN ASPECTS
WATER WORKS - WATER TREATMENTS, UG RESERVOIRS, OH ...
  Topic: 'We Will Miss You, Shirishbhai': Navi Mumbai Pays Tribute To Er. Shirish Patel, The Visionary Behind Its Creation
vikram.jeet

Replies: 8
Views: 2566

PostForum: SEFI General Discussion   Posted: Sun Dec 29, 2024 3:24 am   Subject: 'We Will Miss You, Shirishbhai': Navi Mumbai Pays Tribute To Er. Shirish Patel, The Visionary Behind Its Creation
Mahenra Raj & Shirish Patel

Their Association in ECI Bombay

I met late Sri Mahendra Raj at his Jangpura Office, N Delhi somewhere around 2006.

On tel talk with Sri UH Varyani Sir just r ...
 
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