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6th Edition

Segui + 1 other

Publisher: Cengage Learning

ISBN: 9781337094740

Chapter 7, Problem 7.4.5P

Textbook Problem

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The tension member is an

**a**. Use LRFD.

**b**. Use ASD.

To determine

**(a)**

The service load using Load and Resistance Factor Design (LRFD).

**Given:**

The tension member is

The thickness of the gusset plate is

The diameter of the bolt is

The live load and dead load ratio is

**Concept Used:**

Write the expression for the factored load in LRFD.

Here, the factored load is

Rewrite the equation in terms of the design strength.

Here, the load reduction factor is

Write the expression for the live load.

Write the expression for the service load.

Here, the service load is

Write the expression for the strength of the bolt in shear.

Here, the shear capacity is

Write the expression for the area of the bolts.

Here, the diameter of the bolt is

Write the expression for the strength in bearing.

Here, the thickness of the member is

Write the expression for the nominal strength of the bolts.

Here the bearing strength of the inner bolt is

Write the expression for the bearing strength of the bolts.

Here, the clear distance between the edge bolts is

Write the expression for the upper limit of the nominal strength.

Write the expression for the clear distance of the edge bolts.

Here the diameter of the hole is

Write the expression for the whole diameter.

Write the expression for the clear distance for other bolts.

**Calculation:**

Calculate the area of the bolts.

Substitute

Calculate the strength of the bolt in shear.

Substitute

Calculate the hole diameter of the bolts.

Substitute

Calculate the clear distance of the edge bolts.

Substitute

Calculate the clear distance of the inner bolts

To determine

**(b)**

The service load using Allowable Strength Design (ASD).

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Ch. 7 - The tension member is a PL 1 2 6. It is connected...Ch. 7 - The tension member shown in Figure P7.3-2 is 3 PL...Ch. 7 - A C818.75 is to be used as a tension member. The...Ch. 7 - A 1 2 -inch-thick tension member is spliced with...Ch. 7 - Determine the number of 3 4 -inch-diameter, Group...Ch. 7 - The splice plates shown in Figure P7.4-4 are 1 4...Ch. 7 - The tension member is an L631 2 5 16 . It is...Ch. 7 - A double-angle tension member, 2L431 2 LLBB, is...Ch. 7 - A double-angle Shape, 2L665 8 , is connected to a...Ch. 7 - Determine the total number of 7 8 -inch, Group A...

Ch. 7 - A WT719 of A572 Grade 50 steel is used as a...Ch. 7 - a. Prepare a table showing values of Group A boll...Ch. 7 - A plate 1 2 61 2 of A36 steel is used as a tension...Ch. 7 - The tension member shown in Figure P7.6-6 is an...Ch. 7 - A C920 is used as a tension member and is...Ch. 7 - Design a single-angle tension member and a bolted...Ch. 7 - Design a tension member and its connection for the...Ch. 7 - Investigate both the tee and the belts in the...Ch. 7 - Determine the adequacy of the hanger connection in...Ch. 7 - A bracket must support the service loads shown in...Ch. 7 - A structural tee bracket is attached to a column...Ch. 7 - In the connection of Figure P7.9-3, how many 7 8...Ch. 7 - A double-angle tension member is attached to a 7 8...Ch. 7 - A bracket cut from a W12120 is connected to a...Ch. 7 - Determine the maximum service load that can be...Ch. 7 - Determine the maximum service load that can be...Ch. 7 - Determine the maximum service load, P, that can be...Ch. 7 - A tension member splice is made with 1 4 -inch E70...Ch. 7 - Design a welded connection. The given loads are...Ch. 7 - Design a welded connection for the conditions of...Ch. 7 - Design a welded connection for an MC 923.9 of A572...Ch. 7 - Use LRFD and design a welded connection to resist...Ch. 7 - Use ASD to select a double-angle tension member...Ch. 7 - Design a tension member and its connection for the...

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