ENGINEERING DESIGN OF LIFTING LUGS

LIFTING LUG DESIGN DATE 7-Sep-13 12:00 AM JOB No. PROJECT Jilalian ITEM 8403 Version 9 Updated on 5 June 2003 LOAD

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LIFTING LUG DESIGN DATE

7-Sep-13

12:00 AM

JOB No.

PROJECT Jilalian ITEM

8403

Version 9 Updated on 5 June 2003 LOAD FACTOR =

5

Lug REFERENCE

LIFTING (WORKING) LOAD(KN) =

15

TENSION FAILURE CHECK

ANGLE OF LIFT (DEG) (FROM HORIZ.)=

45

DIA. OF HOLE ( MM) d =

20

PHI Put (KN) = PHI Vu (KN) = O.K. Pt* (KN) = O.K. Pv*(KN)=

SUGGESTED SHACKLE DIA (mm) df = ADOPTED SHACKLE DIA (mm) df =

16 15

242 145.44 53.03 53.03

American Inst of Steel Construction .9*An*Fu

COMBINED SHEAR & TENSION CHECK (Pt*/Phi Put)^2+(Pv*/Phi Vu)^2 =1.33*Net area of member o.k (allows for stress concentration effects)

American Institute of Steel Construction a clear >=d/2 o.k. (Tension failure at side of hole) a clear>=2*t o.k. (Tension failure at side of hole) e clear>=.67*d o.k (Tearing failure of plate above pin) t>=0.25 hole dia or 12 mm o.k. (Prevents dishing)

Shackles are proof tested to 5 times WLL NOTE: PHI Pu >= Load Factor * P(working) Ref: Design &Const. of lifting beams (David T. Ricker) (American Inst. of Steel Construction)

ALPHA = P= gamma = beta =

53.13 62.50 36.87 -16.26