1. The overhanging beam shown carries a uniformly distributed load of 12 kN/m between the supports and 40 kN-concentrated loads at each end. The cross section is made up of boards to be joined at points A and B. (Shear and moment diagram are optional) (a) If the boards are to be joined by glue, what is the minimum required strength for the glue? (b) If the boards are to be joined by 4 mm nails (single line only) with allowable shear stress of 10 MPa, what is the maximum required spacing for the nails at A and B? (c) Determine the maximum shear stress in the triangular beam section. 40 KN 40 KN 12 kN/m

1. The overhanging beam shown carries a uniformly distributed load of 12 kN/m between the supports and 40 kN-concentrated loads at each end. The cross section is made up of boards to be joined at points A and B. (Shear and moment diagram are optional) (a) If the boards are to be joined by glue, what is the minimum required strength for the glue? (b) If the boards are to be joined by 4 mm nails (single line only) with allowable shear stress of 10 MPa, what is the maximum required spacing for the nails at A and B? (c) Determine the maximum shear stress in the triangular beam section. 40 KN 40 KN 12 kN/m

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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Question

1. The overhanging beam shown carries a uniformly
distributed load of 12 kN/m between the supports and
40 kN-concentrated loads at each end. The cross
section is made up of boards to be joined at points A
and B. (Shear and moment diagram are optional)
(a) If the boards are to be joined by glue, what is the
minimum required strength for the glue?
(b) If the boards are to be joined by 4 mm nails (single
line only) with allowable shear stress of 10 MPa,
what is the maximum required spacing for the nails
at A and B?
(c) Determine the maximum shear stress in the
triangular beam section.
40 KN
40 KN
12 kN/m
5m
-300 mm-
2 m
B
-150 mm
50 mm
2m
50 mm
300 mm
50 mm
L

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