Chapter 8, Problem 8.3.4P

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6th Edition

Segui + 1 other

ISBN: 9781337094740

Textbook Problem

Check the adequacy of the bolts. The given load is a service load.

**a**. Use LRFD.

**b**. Use ASD.

To determine

**(a)**

The adequacy of the bolts using LRFD.

Explanation

**Given:**

The diameter of bolt is

The live load was

The dead load was

**Concept Used:**

Write the equation to calculate the nominal tensile stress modified to shear stress.

Here, the nominal tensile stress modified to shear stress is

Write the equation to calculate the design tensile strength.

Here, the nominal bolt area is

**Calculation:**

Write the equation to calculate the factored load for LRFD.

Here, the dead load is

Substitute

Write the equation to calculate the nominal shear capacity of bolt.

Here, the nominal shear capacity is

Calculate the nominal bolt area.

Here, the diameter of bolt is

Substitute

For A992 steel the value of

Calculate the nominal shear capacity of bolt.

Substitute

Write the equation to calculate the bearing deformation strength of bolt.

Here, the bearing deformation strength is

For A992 steel the value of

Calculate the bearing deformation strength of bolt.

Substitute

Write the equation to calculate the tear-out strength of inner bolt.

Here, the tear-out strength of inner bolt is

Write the equation to calculate the clear distance for edge bolt.

Here, the bolt edge distance is

Write the equation to calculate the hole diameter.

Substitute

Calculate the clear distance for edge bolt.

Substitute

Calculate the tear-out strength of inner bolt.

Substitute

To determine

**(b)**

The adequacy of the bolts using ASD.

Ch-8 P-8.2.1PCh-8 P-8.2.2PCh-8 P-8.2.3PCh-8 P-8.2.4PCh-8 P-8.2.5PCh-8 P-8.2.6PCh-8 P-8.2.7PCh-8 P-8.2.8PCh-8 P-8.2.9PCh-8 P-8.2.10P

Ch-8 P-8.2.11PCh-8 P-8.2.12PCh-8 P-8.2.13PCh-8 P-8.3.1PCh-8 P-8.3.2PCh-8 P-8.3.3PCh-8 P-8.3.4PCh-8 P-8.3.5PCh-8 P-8.3.6PCh-8 P-8.3.7PCh-8 P-8.3.8PCh-8 P-8.3.9PCh-8 P-8.3.10PCh-8 P-8.4.1PCh-8 P-8.4.2PCh-8 P-8.4.3PCh-8 P-8.4.4PCh-8 P-8.4.5PCh-8 P-8.4.6PCh-8 P-8.4.7PCh-8 P-8.4.8PCh-8 P-8.4.9PCh-8 P-8.4.10PCh-8 P-8.4.11PCh-8 P-8.4.12PCh-8 P-8.4.13PCh-8 P-8.4.14PCh-8 P-8.4.15PCh-8 P-8.4.16PCh-8 P-8.4.17PCh-8 P-8.4.18PCh-8 P-8.4.19PCh-8 P-8.4.20PCh-8 P-8.5.1PCh-8 P-8.5.2PCh-8 P-8.5.3PCh-8 P-8.5.4PCh-8 P-8.5.5PCh-8 P-8.6.1PCh-8 P-8.6.2PCh-8 P-8.6.3PCh-8 P-8.6.4PCh-8 P-8.7.1PCh-8 P-8.7.2PCh-8 P-8.7.3PCh-8 P-8.8.1PCh-8 P-8.8.2PCh-8 P-8.8.3PCh-8 P-8.8.4P

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