Bestech's Sam

Sam Module Descriptions and Availability

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Module Descriptions

Sam is made up of a series of modules for section design, beam design and structural analysis. The available modules are:

 

Section Design Modules
Ref. Description** Pre-
Requisites
S.01 Section Properties for any section: Graphical section definition. Material properties definition. Gross section, transformed section (to any E value), net transformed section, cracked section, plastic section.  
S.02 Differential temperature analysis for any section: Differential Temperature load case generation. Calculation of relaxing moments and self equilibrating stresses. S.01
S.04 Design and assessment of concrete sections: For concrete sections with reinforcement and / or prestressing tendons, subject to bi-axial bending and axial load: ULS analysis, SLS analysis, SLS crack width calculations. Graphics and fully detailed tabular and hand calculation style output is produced for all the calculations. S.01
S.06 Torsion and shear calculations for any section: Calculation of torsion constant "C" using Prandtl's membrane analogy solved using finite difference equations. Allows for continuous faces. Calculation of the shear centre of a section. S.01
S.07 Early thermal cracking for concrete sections (required for British Standards only): Calculation of reinforcement required for control of early thermal cracking in accordance with BS 5400 and BD 28/87. S.01

 

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Beam Design Modules
Ref. Description** Pre-
Requisites
B.01 Design of steel/concrete composite beams: Interactive calculations and graphics for bending moments (during construction, for worst hogging or worst sagging load case), shear force and shear force & associated bending moments. Graphic and fully detailed hand calculation style output is produced for all the calculations. S.01
B.03 Design and assessment of pre-tensioned pre-stressed composite beams: Interactive calculations and graphics for bending moments and shear force, for options from transfer through to live load. Automatic tendon optimisation. Graphic and fully detailed hand calculation style output is produced for all the calculations. S.01
B.04 Design and assessment of reinforced concrete beams: Interactive calculations and graphics for bending moments and shear force, for options from construction through to live load. Soffit profile automatically applied to sections. Graphic and fully detailed tabular and hand calculation style output is produced for all the calculations. S.01 +
S.07
B.05 Design and assessment of post-tensioned concrete beams: Interactive calculations and graphics for bending moments and shear force, allowing for any number of stages for construction and tendon stressing. Graphic and fully detailed hand calculation style output is produced for all the calculations. S.01

 

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Analysis Modules
Ref. Description** Pre-
Requisites
A.02 Basic 3D frame structural analysis solver: Graphical creation of bridge deck and substructure. Association of beams and sections with those generated by other Sam modules. Calculation of influence surfaces for load effects, creation of basic vehicle load effects. Definition of other general load cases. Intelligent creation of loading combinations and envelopes. Creation of loading tables for use by Sam beam modules. Non-linear facilities for tension/compression only members, lift-off supports, member limiting forces (e.g. plastic hinges), support reaction limits (friction modelling). Staged construction analysis. Advanced reporting facilities.
A.04 Advanced 3D frame & finite element structural analysis solver: As A.02 with finite element analysis for 3 and 4 sided plate elements and dynamic analysis capability. Includes A.06.
A.06 Line beam analysis with optimised moving load envelope: Graphical creation of bridge line beams. Association of beams and sections with those generated by other Sam modules. Automatic generation of live loading envelope. Dead load analysis including staged construction from data defined in beam module. Deflections & deflection envelopes. Transfer of results to beam modules.
A.08 Automated live load pattern optimisation: Automatic load optimisation in accordance with many international bridge loading codes. Determines critical loading patterns for worst load effects at any points of interest on bridge. A.02 or
A.04

 

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Design Code Variations

Sam covers a number of Design Codes, but not all modules are available for all Design Codes, as shown in the table below:

 

Design Code Availability
Module BS 5400
etc
AASHTO
17th Edition
AASHTO
LRFD
Austroads
/ AS5100
Transit NZ
Bridge Manual
Eurocodes
S.01 Yes Yes Yes Yes   Beta Trial
S.02 Yes Yes Yes Yes   Beta Trial
S.04 Yes Yes Yes Yes   Beta Trial
S.06 Yes Yes Yes Yes   Beta Trial
S.07 Yes          
B.01 Yes   Yes     Q4 '09
B.03 Yes   Yes Yes   Beta Trial
B.04 Yes   Yes     Beta Trial
B.05 Yes          
A.02 Yes Yes Yes Yes Yes Beta Trial
A.04 Yes Yes Yes Yes Yes Beta Trial
A.06 Yes Yes Yes Yes Yes Beta Trial
A.08 Yes Yes Yes Yes Yes Beta Trial

 

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