CE 408/Johnson
Computer Assignment #1
Write MATLAB programs to solve the following problems. You may work together in groups of at
most 3 (turn in just one completed assignment for your group).
Proble
2%
Chapter 1, Roles of Probability and Statistics in Engineering
.\ Survey of Progress in House Building. Building iich
(saIl Management. VoL 7(4). April 1969, pp. 88 9!
(san. WI . and Snodgrass. DV.
2
C iapter 2 Fundamentals of Probabdity Models
2.3 Mathematics of Probability
53
For three events, the multiplication rule would give,
pi )
and
P(fr)
7
7
At the intersection, if a vehicle is definitel
Composite Construction in Steel and Concrete, McGraw-Hill; Chi and
BibersteinTheory of Prestressed Concrete, Prentice-Hall; Connolly
Design of Prestressed Concrete Beams, McGraw-Hill; Evans and
Bennet
3,315,000(0.00067)/12 - 185 Ib (822.9 N), as before. THERMAL
EFFECTS IN COMPOSITE MEMBER HAVING ELEMENTS IN
SERIES The aluminum and steel bars in Fig. 23 have cross-sectional
areas of 1.2 and 1.0 in2
stress. Let sx and sy = the principal stress in the x and y direction,
respectively; Sn = normal stress on the plane making an angle 6 with the
y axis; ss = shearing stress on this plane. All stresses
Association of State Highways OfficialsA Policy on Geometric
Design of Rural Highways; ChellisPile Foundations, McGraw-Hill;
Goodman and KarolTheory and Practice of Foundation Engineering,
Macmillan;
members according to their respective AE values. Thus Af3 (relative) =
0.1105 x 30 x IQ6 = 3315 Af c (relative) = 0.0858 x 15 x IQ6 = 1287
Total 4602 Then the coefficient of thermal expansion of the c
Assume that both reactions are directed to the left. Consider a tensile
force as positive and a compressive force as negative. Consider a
deformation positive if the body elongates and negative if the
designers to save thousands of hours of calculation time. Yet each
calculation procedure must be programmed, unless the engineer is
willing to use off-the-shelf software. The editor-observing thousand
FIGURE 22 Thick-walled cylinder under internal and external pressure.
3. Check the accuracy of the results Use the relation ^r1 - s0r2 = [(V2 ^1X(V2 + r\)](p^1 + p2r2). Substituting the known values v
= 0.225 in (5.715 mm) to the right; the displacement of B = 0.225 0.075 = 0.150 in (3.81 mm) to the right. 5. Verify the computed results
To verify this result, compute RR and determine the deformatio
Analysis by Slope-Deflection Method Wind Drift of a Building
Reduction in Wind Drift by Using Diagonal Bracing Light-Gage Steel
Beam with Unstiffened Flange Light-Gage Steel Beam with Stiffened
Compre
Hill; Timber Engineering CompanyTimber Design and Construction
Handbook, McGraw-Hill; U.S. Department of Agriculture, Forest
Products LaboratoryWood Handbook (Agriculture Handbook 72),
GPO; UrquhartCi
CONCENTRATED LOAD A cold-drawn steel wire % in (6.35 mm) in
diameter is stretched tightly between two points lying on the same
horizontal plane 80 ft (24.4 m) apart. The stress in the wire is Deflecte
encounter pounds per square inch pressure, newton whenever you deal
with a force in pounds, etc. SI Table for a Civil Engineer. Let's say
you're a civil engineer and you wish to construct a conversion
rotation O9 show the bar in its deflected position (Fig. lie). Establish the
relationships among the three deformations. Thus, by similar triangles,
(AZ1 - A/2)/(A/2 - A/3) = 6/10, or 1OA/! - 16A/2 +
AD = change in cylinder diameter, in (mm); c = coefficient of expansion
of the cylinder = 6.5 x 10-6/0 F (1.17 x IQ-V0C); D = cylinder internal
diameter before heating, in (mm). Thus AJ- (3/32)/[6.5 x
2(0.015) = 0.030 in (0.762 mm). Thus, the restraint exerted by the walls
is AZ,W = 0.1123 - 0.030 = 0.0823 in (2.090 mm). 3. Determine the
compressive stress Use the relation s = EkLIL, where the symb
revised to permit faster programming in a computer environment. This
enhances ease of solution for any method usedwork station, portable
computer, or calculator. SI Usage. The technical and scientific
by Moving Concentrated Loads . 1.72
Influence Line for Bending Moment in Bridge
Truss . 1.74 Force in Truss
Chord Caused by Moving Concentrated
Loads . 1.75 Influence Line for Bending
Moment in ThreeH
. 1.28 Reactions at Elastic
Supports . 1.29 Analysis of Cable Supporting a
Concentrated Load . 1.30
Displacement of Truss Joint . 1.31 Axial Stress
Caused by Impact Load . 1.32 Stresses on an Oblique
AREAS Graphical Analysis of a Force System Analysis of Static
Friction Analysis of a Structural Frame Graphical Analysis of a Plane
Truss Truss Analysis by the Method of Joints Truss Analysis by the
M
their relative rigidities. Using the subscripts s and b to T>,TTTT. *
^ j i ^ denote steel and bronze, respectively, we FIGURE 24' ComPund
shafi see that O = T5LJ(JsG5) = W(J,G,), where the symbols ar
17,930(169.7)/[1.2(30 x 106 )] - 0.0845 in (2.146 mm). 3. Construct the
Williott displacement diagram Selecting a suitable scale, construct the
Williott displacement diagram as follows: Draw ( b) Disp
catchments must be accompanied by a Water Cycle Management Study.
The contents of a Water Cycle Management Study, including the
information, reports and modeling required, will vary according to the
t
either unbound granular, cemented, or a combination of these materials.
Layers are to be a maximum of 200mm thick after compaction.
Unbound granular materials are to consist of gravels or crushed rock
consistent guidelines for the design of engineering works within the
Lithgow City Council Local Government Area, and facilitate the
expeditious processing of engineering plan submissions, construction
any watercourse, waterbody or drainage depression on the site, or 3. Will
transfer any impact outside the site by treatment in a facility to the
required standard and disposal approved by the consent
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