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This is the home page for the Tutorials space that contains tutorials for all CSI programs, usually with the relevant model attached.

On this page:

Browse tutorials by program

View table with all tutorials

IdTitleDescriptionProgram

96

Effect of insertion point on beam reactions

How insertion point affects horizontal reactions and flexural response of a simply supported beam.

SAP2000

na

Tendon force vs. frame response

Tendon application is validated by comparing tendon forces to those in an equivalent frame system.

SAP2000

na

Moving-load analysis section cuts

Verification of section-cut forces generated during moving-load analysis.

SAP2000

594

Staged construction of a five-story column

Creep application, addition of nodes to deformed configuration, and verification against manual calculations are given for the staged construction of a five-story column.

SAP2000

na

Acceleration loading

Demonstrate acceleration loading and validate relative/absolute acceleration, velocity, and displacement.

SAP2000

na

Align solid and hollow sections

Model relative positive position for frame sections which have identical outlines, but different center-of-gravity locations due to one section being hollow.

SAP2000

130

Two-span girder simply-supported for DL and continuous for LL

Modeling demonstration for a two-span girder which is simply-supported for DL and continuous for LL.

SAP2000

97

Temperature-gradient loading for bridge objects

This test problem demonstrates CSI Software calculation and application of temperature-gradient loading to bridge objects.

SAP2000

na

Line and area springs

This test problem demonstrates and validates the application of line and area springs.

SAP2000

94

Insertion point and transform stiffness

3D demonstration of insertion-point, end-offset, and transform-stiffness application.

SAP2000

na

Body vs. equal constraint

Comparison between body-constraint and equal-constraint application to a simply supported beam.

SAP2000

na

End offsets

Demonstration of end offsets applied to a two-span continuous beam.

SAP2000

na

Frame to shell connections

This tutorial describes the application of connections between frame and shell elements.

SAP2000

na

Saving section cuts during moving-load analysis

Sections cuts may be saved during moving-load analysis through this procedure.

SAP2000

na

Section cuts drawn within the graphical user interface

Draw section cuts within the graphical user interface using either 2D or 3D views.

SAP2000

109

P-Delta effect for a cantilevered column

Calculation and verification of the P-Delta effects of a cantilevered column.

SAP2000

na

Human-induced vibrations

The modeling and analysis of human-induced vibrations due to footfalls or another type of impact.

SAP2000

589

Internal (eigen) stresses resulting from non-uniform temperature gradient loading

CSiBridge

1407

Staged-construction analysis of two-span precast-girder bridge

Modeling and construction stage analysis of precast-girder bridge which is simply supported for dead load and continuous for live load.

CSiBridge

591

Frame and shell section cuts

Section cuts are defined through a simply-supported beam which is modeled using frame and shell objects.

SAP2000

511

Interpreting buckling analysis results for different initial conditions

Buckling analysis may begin with either zero initial conditions or the stiffness taken from the end of a nonlinear load case. This test problem compares the associated output.

SAP2000

1402

Bridge shrinkage example

Evaluate shrinkage for a one-span and a continuous two-span bridge system.

CSiBridge

70

Hyperstatic forces for bridge-object superstructures

The hyperstatic forces within a superstructure which is modeled using bridge objects may be obtained using any of three methods described in this test problem.

CSiBridge

516

Multi-pendulum model (Newton's cradle)

Model a pendulum system in SAP2000 using large-displacement time-history analysis.

SAP2000

na

Hinge response when yield point changes

Behavior of a concentrated plastic hinge when the loading applied to a nonlinear frame object causes the yield point of the interaction surface to change position.

SAP2000

na

Staged construction in buildings

Guidelines for setting up staged construction and interpreting the staged-construction results.

SAP2000

na

Vehicle remains fully in lane

Verification of moving-load analysis when the option is specified for a vehicle to remain fully in lane.

SAP2000

na

Temperature load vs. insertion point

Given temperature loading applied to a fixed-fixed beam with variable insertion point (centroid and top-center), theoretical solution is compared to that from a SAP2000 model.

SAP2000

na

Start and end station for bridge line-load input

This test problem explains start- and end-station interpretation for line load offset from baseline.

CSiBridge

na

Partial end releases

Hand calculations present the following SAP2000 features: fixed conditions, full releases, partial releases, rotational-spring supports, and panel zones.

SAP2000

na

Options for applying area loads

Uniform (Shell), one-way Uniform to Frame (Shell), and two-way Uniform to Frame (Shell) load application to shell objects and associated meshing procedures.

SAP2000

na

Modeling segmental-bridge joint openings

The modeling and response of joint openings, simulated using gap link elements, between shell segments of a post-tensioned bridge deck.

CSiBridge

na

Influence surface

Influence-surface verification for a cantilever beam modeled using shell objects.

SAP2000

577

Horizontal moving loads

Demonstration of horizontal moving loads

CSiBridge

140

Moment curvature, cracked moment of inertia and Caltrans idealized model

Parameters and output for moment curvature and cracked moment of inertia.

SAP2000

85

Steady-state vs. time-history analysis

Test problems to demonstrate the differences and similarities between steady-state and time-history analyses.

SAP2000

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