Structural engineering NEED HELP ASAP(within 20mins) Fastest answers are much ap

Question

Structural engineering NEED HELP ASAP(within 20mins) Fastest answers are much appreciated for positive rating, will give thumbs up .please just make solutions give full answer to question. Please describe as well Thanks in advance Question 1: What is the minimum size of fillet weld for steel plate with thickness of 3/4 inch? (5 points) Answer Question 2: For the bolt connection shown below, to draw a possible failure mode of the block shear of plate A in the Fig below? (5 Points) O O Question 3: For the bolt connection shown below, to draw a possible failure mode of the bearing failure of plate A in the Fig (5 Points) O O O O Question 4: For the bolt connection shown below. to draw a possible failure mode of the pure tension the plate A in the O O

Explanation / Answer

Q.No.1 Ans :As per AISC specification, according to Table J 2.4 ,for a steel palte thickness of 3/4 in,the minimum size of fillet weld is 1/4 in.It is also menstioned so many times in the book "Design Examples" version 14.1 while solving problems.

Minimum fillet weld sizes:-

1/4 < T is less than or equal to 1/2

Base metal thickness (T) in inches Minimum size of fillet weld in inches T is less than or equal to 1/4 inch 1/8 inch

1/4 < T is less than or equal to 1/2

3/16 inch 1/2 < T  is less than or equal to 3/4 1/4 inch 3/4 < T 5/16 inch

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