What is the total length of extra bars at the midspan as shown below, 03.75 07.5 O8.5 O NONE OF THE CHOICES

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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For the following please refer to the figure. Thank you

300 mm
300 mm
What is the total length of extra bars at the
300 mm
300 mm
What is the total length of extra bars at the
40 mm
40 mm
midspan as shown below,
40 mm
40 mm
support as shown below,
500 mm
500 mm
500 mm
500 mm
O 3.75
O 10
+0.30 L2
O7.5
0.30 L1+
O7.3
S1
8.5
S2
S2
O NONE OF THE CHOICES
none of the choices
-0.50 L1-
0.50
-L1=7.50 m
0.40
-L2 = 3.00
-0.50
FIGURE 1. Reinforcement Detail
S
Determine the total length of bottom bars
Determine the total length of top bars from
MINIMUM DEVELOPMENT LENGHTS AND LAP LENGTHS
from the figure shown below. Concrete
the figure shown below. Concrete cover is
cover is 40 mm. Use 16 mm diameter main
40 mm. Use 16 mm diameter main bar
MIN. LAP LENGTH
BARS
MIN. DE VELOPMENT LENGTH
in tension in compression
bar
diameter in mm.
S2
S 1
S1
12
210
375
360
16
210
500
440
O 31.14
25.36
O 32.86
O 20.94
O 19.28
O 11.82
O 25.36
32.66
Transcribed Image Text:300 mm 300 mm What is the total length of extra bars at the 300 mm 300 mm What is the total length of extra bars at the 40 mm 40 mm midspan as shown below, 40 mm 40 mm support as shown below, 500 mm 500 mm 500 mm 500 mm O 3.75 O 10 +0.30 L2 O7.5 0.30 L1+ O7.3 S1 8.5 S2 S2 O NONE OF THE CHOICES none of the choices -0.50 L1- 0.50 -L1=7.50 m 0.40 -L2 = 3.00 -0.50 FIGURE 1. Reinforcement Detail S Determine the total length of bottom bars Determine the total length of top bars from MINIMUM DEVELOPMENT LENGHTS AND LAP LENGTHS from the figure shown below. Concrete the figure shown below. Concrete cover is cover is 40 mm. Use 16 mm diameter main 40 mm. Use 16 mm diameter main bar MIN. LAP LENGTH BARS MIN. DE VELOPMENT LENGTH in tension in compression bar diameter in mm. S2 S 1 S1 12 210 375 360 16 210 500 440 O 31.14 25.36 O 32.86 O 20.94 O 19.28 O 11.82 O 25.36 32.66
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