Only Answer (a). ASAP plz 2. Design of a composite column with a concrete in-filled structural hollow sectionFigure Q2 illustrates a composite column with a concrete in-filled structural hollowsection with CHS 244.5 x 12mm S355 with Grade 60 concrete.3512.0244.512.0244.5Cold stateHot stateFig. Q2Section properties:D/t = 20.4I= 5940 cm*Z = 486 cmA, = 8770 mm?J = 11900 cmS = 649 cma) Evaluate the compression capacity of the composite column to EC4: 1-1 in cool state.b) Evaluate the compression capacity of the composite column under fire to EC4: 1-2 usingthe following data:Temperature of the structural hollow section= 700°CThe temperature is assumed to be uniform across the thickness of the structural hollowsection.A layer of 35mm thick concrete next to the heated structural hollow section may beignored in strength calculation. The temperature of the inner concrete core is 350 °Cwhich is assumed to be uniform in the concrete core.Also evaluate the axial buckling resistance of the composite column under fire to EC4: 1-2; assume the effective length of the composite column is 6m.

Answered: Image /qna-images/answer/241e992d-e500-40f4-a654-5ab0a501a268.jpg

Figure Q2 illustrates a composite column with a concrete in-filled structural hollow section with CHS 244.5 x 12mm S355 with Grade 60 concrete. 35 12.0 12.0 244.5 244.5 Cold state Hot state Fig. Q2 Section properties: D/t = 20.4 I= 5940 cm Z = 486 cm A, = 8770 mm² J = 11900 cm* ; S=649 cm³ Evaluate the compression capacity of the composite column to EC4: 1-1 in cool state.

Figure Q2 illustrates a composite column with a concrete in-filled structural hollow section with CHS 244.5 x 12mm S355 with Grade 60 concrete. 35 12.0 12.0 244.5 244.5 Cold state Hot state Fig. Q2 Section properties: D/t = 20.4 I= 5940 cm Z = 486 cm A, = 8770 mm² J = 11900 cm* ; S=649 cm³ Evaluate the compression capacity of the composite column to EC4: 1-1 in cool state.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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