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6th Edition

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Publisher: Cengage Learning

ISBN: 9781337094740

Chapter 8, Problem 8.2.2P

Textbook Problem

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The bolt group shown in Figure P8.2-2 consists of

**a**. The maximum factored load that can be applied if LRFD is used.

**b**. The maximum total service load that can he applied if ASD is used.

To determine

**(a)**

The maximum factored load that can be applied by using LRFD method.

Write the expression to calculate the load applied in the

Here, the total load is

Substitute

Write the expression to calculate the load applied in

Here, the total load is

Substitute

Write the expression for the load which is coming on each of the bolt in

Here, the number of bolts is

Substitute

Write the expression for the load which is coming on each of the bolt in

Substitute

Calculate the eccentricity of the load that is the distance from the middle of the connection to the point of load in both

Figure-(1)

Calculate the distance of the load from middle of connection.

Here, the eccentricity in

Write the expression for the moment for

Here, the moment generated is

Substitute

Write the expression for the moment for

Here, moment generated is

Substitute

Write the expression for the moment for

Here, the total moment generated is

Substitute

Write the expression to calculate the location of the centroid with respect to top right of the critical bolt.

Here, the number of bolts is

Substitute the values in Equation (VIII).

Write the expression to calculate the location of the centroid with respect to top right of the critical bolt.

Substitute the values in Equation (IX).

Write the expression to calculate horizontal and vertical components of the loads caused due to eccentricity.

Write the expression for the load coming on that bolt due to eccentricity.

To determine

**(b)**

The maximum total service load that can be applied by using ASD method.

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Ch. 8 - Use an elastic analysis to determine the maximum...Ch. 8 - The bolt group shown in Figure P8.2-2 consists of...Ch. 8 - A plate is used as a bracket and is attached to a...Ch. 8 - The fasteners in the connection of Figure P8.2-4...Ch. 8 - A plate is used as a bracket and is attached to a...Ch. 8 - The load on the bracket plate consists of a...Ch. 8 - What diameter Group A bearing-type bolt is...Ch. 8 - Use Group A slip-critical bolts and select a bolt...Ch. 8 - Group A bolts are used in the connection in Figure...Ch. 8 - A plate is connected to the web of a channel as...

Ch. 8 - Solve Problem 8.2-2 by the ultimate strength...Ch. 8 - The bolt group shown in Figure P8.2-12 consists of...Ch. 8 - For the conditions of Problem 8.2-12, determine...Ch. 8 - Check the adequacy of the bolts. The given loads...Ch. 8 - A beam is connected to a column with 7 8...Ch. 8 - Check the adequacy of the bolts for the given...Ch. 8 - Check the adequacy of the bolts. The given load is...Ch. 8 - Check the adequacy of the bolts in the connection...Ch. 8 - The flange of a portion of a WT620 is used as a...Ch. 8 - A beam is connected to a column with 3 4...Ch. 8 - A bracket cut from a WT-shape is connected to a...Ch. 8 - For the following designs, use A36 steel for the...Ch. 8 - Same as Problem 8.3-9, but use ASD.Ch. 8 - Use an elastic analysis and determine the maximum...Ch. 8 - Use an elastic analysis and determine the maximum...Ch. 8 - Use an elastic analysis and determine the maximum...Ch. 8 - Use an elastic analysis and check the adequacy of...Ch. 8 - Use E70 electrodes and determine the required weld...Ch. 8 - Check the adequacy of the weld. The 20-kip load is...Ch. 8 - Use an elastic analysis and compute the extra load...Ch. 8 - Use an elastic analysis and compute the extra load...Ch. 8 - An L663 8 is attached to a 3 8 -in.-thick gusset...Ch. 8 - Solve Problem 8.4-1 by the ultimate strength...Ch. 8 - Solve Problem 8.4-4 by the ultimate strength...Ch. 8 - Solve Problem 8.4-7 by the ultimate strength...Ch. 8 - A connection is to be made with the weld shown in...Ch. 8 - Same as Problem 8.4-13, but use ASD.Ch. 8 - Use the elastic method and design a welded...Ch. 8 - Same as Problem 8.4-15, but use ASD.Ch. 8 - A single-angle tension member is connected to a...Ch. 8 - Same as Problem 8.4-17, but use ASD.Ch. 8 - a. Use LRFD and design a welded connection for the...Ch. 8 - Same as Problem 8.4-19, but use ASD.Ch. 8 - Determine the maximum load in the weld in kips per...Ch. 8 - Determine the maximum load in the weld in kips per...Ch. 8 - Use the maximum size E70 fillet weld and compute...Ch. 8 - A bracket plate of A36 steel is welded to a W1250...Ch. 8 - A WT741 bracket is connected to a W14159 column...Ch. 8 - A W1850 beam is connected to a W1499 column. To...Ch. 8 - A W1645 beam is connected to a W1045 column as...Ch. 8 - Same as Problem 8.6-2, but use ASD.Ch. 8 - Design a three-plate moment connection of the type...Ch. 8 - A service-load moment of 118 ft-kips, 30 dead load...Ch. 8 - Determine whether column stiffeners are required...Ch. 8 - a. A W1835 beam is to be connected to a W1453...Ch. 8 - Investigate the adequacy of the bolts in the given...Ch. 8 - Investigate the adequacy of the bolts in the given...Ch. 8 - Design a four-bolt unstiffened end-plate...Ch. 8 - Design a four-both unstiffened end-plate...

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