Inspection Evaluation And Repair Of Steel structures Part 2 pot
Inspection Evaluation And Repair Of Steel structures Part 2 pot
... Descriptions and illustrations of various welded
details and their fatigue categories are given in Table 2- 1 and Figure 2- 1 (AASHTO 1996).
Figure 2- 1. Current AASHTO S
r
-N curves
EM 1110 -2- 6054 ... hydroxide often forms. Deposits of film-forming materials such as oil
and grease and sand and silt can also contribute to corrosion by creating crevices and io...
Inspection Evaluation And Repair Of Steel structures Part 3 potx
... establish allowable size and number of discontinuities for base metal used to fabricate
hydraulic steel structures. In addition, EM 1110 -2- 2703 also recommends that the steel structures be welded ... structural evaluation is included and the severity of the condition can be
quantitatively compared with previous and future observations.
c. Evaluation. Evaluation...
Inspection Evaluation And Repair Of Steel structures Part 5 pot
... inspected structures, date and time of inspection, type of inspection, inspection
procedure, inspection equipment, inspector identity and qualifications, and a record of discontinuities detected
that ... crystals of silver bromide (emulsion). RT inspection shall conform to ASTM E94, ASTM E1 42, ASTM
E747, and ASTM E10 32. Other applicable documents include ASTM E2...
Inspection Evaluation And Repair Of Steel structures Part 9 pot
... strain condition) gives
()
()
()()
()
()
22
22 2
2
1 1.4 1 + 1.4 1 .29 10,0 72 MPa- m 8, 324 ksi- in.
55
100 MPa- m 91 ksi- in.
25 0 MPa- m 22 8 ksi- in.
2
clc
Ic
c
If
c
K K + = =
K =
K < = ... = 0 .26 ; M
k
= 1.0)
With FS = 2. 0, a
cr
= 2. 64 /2 = 1. 32 cm (0. 52 in.), and for dynamic loading,
05
0.58 cm (0 23 in )
1 12
2
Ic
cr
. Q
K
= = . .
a
.
πσ
...
Inspection Evaluation And Repair Of Steel structures Part 11 pot
... (ASTM A5 02) covers three grades of steel
rivets: general-purpose carbon steel rivets, carbon-manganese steel rivets for use with high-strength carbon
and high-strength low-alloy steels, and rivets ... not less than
20 7 MPa (30 ksi); in 1933, the minimum of 20 7 MPa (30 ksi) was raised to 22 7.5 MPa (33 ksi) for plate and
shape products. When A373 steel was introduced,...
Inspection Evaluation And Repair Of Steel structures Part 14 pot
... ST9, pp 1 727 -1740.
EM 1110 -2- 6054
1 Dec 01
A-8
Kayser and Nowak 1987
Kayser, J. R., and Nowak, A. S. 1987. Evaluation of Corroded Steel Bridges,” Bridges and Transmission
Line Structures, ... “Iron and Steel Beams 1873 to 19 52, ” American Institute of Steel Construction,
Chicago, IL.
Fisher 1977
Fisher, J. W. 1977. “Bridge Fatigue Guide Design and Det...
Inspection Evaluation And Repair Of Steel structures Part 1 docx
...
Chapter 2
Causes of Structural Deterioration
Corrosion 2- 1 2- 1
Fracture 2- 2 2- 3
Fatigue 2- 3 2- 5
Design Deficiencies 2- 4 2- 14
Fabrication Discontinuities 2- 5 2- 15
Operation and Maintenance 2- 6 ... 1110 -2- 6054
U.S. Army Corps of Engineers
CECW-ED
Washington, DC 20 314-1000
Manual
No. 1110 -2- 6054 1 December 20 01
Engineering and Desig...
Inspection Evaluation And Repair Of Steel structures Part 4 docx
... 8.8
4.4
3.3
1.5
0.79
0 .28
179 (26 )
14
6.9
3.5
2. 6
1 .2
0. 62
0 .22
193 (28 )
12
5.6
2. 8
2. 1
0.9
0.50
0.18
(a) The ... 35.0
27 .0
12. 0
6.4
2. 2
97 (14)
92
44.0
22 .0
17.0
7.5
4.0
1.4
110 (16)
62
30.0
15.0
11.0
5.0
2. 7...
Inspection Evaluation And Repair Of Steel structures Part 6 docx
... evaluation, performance criteria and analytical tools are needed.
Loading and performance criteria for hydraulic steel structures are outlined in EM 1110 -2- 2105, EM 1110 -2-
27 01, EM 1110 -2- 27 02, ... 1110 -2- 2105, EM 1110 -2-
27 01, EM 1110 -2- 27 02, and EM 1110 -2- 2703. Basic fatigue and fracture analysis concepts are presented in
this chapter and in Chapter 2,...
Inspection Evaluation And Repair Of Steel structures Part 7 docx
... of σ and a. Stress-intensity factors for various types of geometries can be
calculated using the information included in Figures 6-8 through 6-16 (Barsom and Rolfe 1987). Barsom and
Rolfe and ... stress (σ
p
and σ
s
) can be linearized and resolved into σ
m
and σ
b
as shown in Figure 6-17.
6-5. Elastic-Plastic Fracture Assessment
Rearranging Equation 2- 2, the up...
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