CS BEAM - Roseburg

CS BEAM
USER REFERENCE GUIDE
F-BEAM USAGEUG 14 v1.0  2014 Simpson Strong-Tie Company Inc.
TABLE OF CONTENTS
CS BEAM ......................................................................................................................................... 1
TABLE OF CONTENTS .............................................................................................................. 2
CS BEAM OVERVIEW ................................................................................................................ 3
PRESETS .................................................................................................................................... 4
DEFAULTS TAB ...................................................................................................................... 5
DEFLECTION CRITERIA TAB .............................................................................................. 19
USER INFORMATION TAB .................................................................................................. 21
VIBRATION CONDITIONS TAB............................................................................................ 22
MARGINS TAB ...................................................................................................................... 26
DESIGN OVERIDES TAB ..................................................................................................... 27
MENUS ...................................................................................................................................... 34
FILE MENU ............................................................................................................................ 34
EDIT MENU ........................................................................................................................... 36
VIEW MENU .......................................................................................................................... 38
WINDOW MENU ................................................................................................................... 40
HELP MENU .......................................................................................................................... 43
INPUT INTERFACE................................................................................................................... 44
JOB DATA TAB ..................................................................................................................... 46
MEMBER DESCRIPTION TAB ............................................................................................. 47
BEARINGS TAB .................................................................................................................... 56
LOADING TAB ....................................................................................................................... 63
HOLES TAB ........................................................................................................................... 68
PRODUCTS TAB................................................................................................................... 70
CALC SHEET AND ANALYSIS ............................................................................................. 71
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CS BEAM OVERVIEW
CS Beam is a beam design application that performs single member sizing analysis to determine
the most efficient material for beams, headers and joists based on specified design criteria. The
first time using CS Beam, it is recommended that the program Presets be modified, since load
analysis is based on a series of user-defined settings.
CS Beam Main Screen
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PRESETS
Presets are user-defined settings applied by CS Beam in specific situations. Program presets
define default program values, set deflection criteria, establish vibration conditions, set the
preferred framing member analysis approach, as well as a variety of other tasks.
Clicking the Presets icon or selecting Edit > Presets displays the Presets window.
Presets Icon and Edit > Menu
Presets Window
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DEFAULTS TAB
This tab displays basic defaults for program measurements, loads, bracing, and materials.
Presets Defaults Tab
UNITS
Select either Imperial Units or Metric Units as the default system for member lengths, slopes,
loads, and other measurements.
Default Tab: Units
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BUILDING CODE
Select the default Building Code from the list.
 NOTE: Most jurisdictions in the United States use the IBC/IRC building code. Canadian
building codes include options for NBCC, ABC, BCBC, MBC and OBC.
Default Tab: Building Code
Certain Building Codes may require additional fields. For Canadian Building Codes, select
Residential, Commercial, or Post Disaster from the Building Type list and Normal (Part 9) or
Normal (Part 4) from the Importance Category list.
Default Tab: Canadian Building Codes
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CLEAR SPAN
Check Clear Span and the member design span is defined based on the distance between the
supports plus a bearing length of 1¾" split between the ends of the member (7/8” on each end).
For a full description of design span for a non-clear span condition, see the Design Span
Evaluation section of this manual.
Default Tab: Clear Span
VIBRATION CHECK
Check Vibration Check to activate CCMC (Canadian Construction Materials Centre) Vibration
Check. Activating Vibration Check requires that a Vibration Condition data file is located in the
CS Beam directory.
Default Tab: Vibration Check
 NOTE: If using a Canadian building code (NBCC or OBC), Vibration Check will be
automatically checked and cannot be disabled.
Default Tab: Canadian Building Code Vibration Check
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LIVE AND DEAD LOADS
Input the default Roof/Floor Live Loads and Roof/Floor Dead Loads used for new calculations.
Default Tab: Live and Dead Loads
ROOF LOAD CASE
Input the default load category used for duration of loads for roof member calculations. Wood
members have the capability to carry greater maximum load if the load is applied over a shorter
duration. Load duration capacity increases are as follows according to load type: Live Load
100%, Snow Load 115%, Roof Load 125%, and Wind Load 133%.
Default Tab: Roof Load Case
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EDIT PRODUCT LISTS
Click Edit Product Lists to define default products used for Floor Beams, Floor Girders, Floor
Joists, Roof Beams, Roof Girders, and Roof Joists. The PST–Product Priority window will
display.
Default Tab: Edit Product Lists
Default Tab: Edit Product Lists
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Usage
Select Floor Beam, Floor Girder, Floor Joist, Roof Beam, Roof Girder, or Roof Joist from the
Usage list.
 NOTE: Throughout CS Suite, the term "Beam" refers to Dropped Beams and "Girder" refers to
Flush Beams.
Edit Product Lists: Usage
Copy To
Select a usage category from the Product Priority window and then select Copy To. Choose a
target usage from the list to replace eligible products.
Edit Product Lists: Copy To
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Add Products
Select Add Products to launch the Add Products window.
Add Products Window
Add Products
Select the lumber Type from the list. Select a Species, Grade, Thickness, and Width and then
click Add to List.
 NOTE: Products available in the Products Type list depends on individual software licensing
agreements.
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Add as FLAT
Check Add as FLAT to specify a “flat” versus “on edge” orientation.
Add as FLAT
Left: Standard On-edge Orientation and Right: Flat Orientation
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Remove from List
To remove a product from the list, select a product and click Remove From List.
Click OK to apply changes and return to the Product Priority window.
Default Tab: Edit Product Lists
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Products selected in the Add Products window will appear in the Product Priority window.
Default Tab: Edit Product Lists
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FILE MENU
Reset Product List
Select Reset Product List to remove any current changes to the list.
Save as Defaults
To set the current product list as default, select Save as Defaults.
Save All as Defaults
To set all current product lists as defaults, select Save All As Defaults.
Restore Defaults
To reset all products to default, select Restore Defaults.
Default Tab: Edit Product Lists
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EDIT MENU
Set as Primary Product
Select one product from the list and select Save as Primary Product. The Primary Product
displays in bold type. Click OK to close the Product List and return to the Presets window.
Select All
To select all products from the product list click Select All
Remove From List
Select Remove From List to delete selected items from the product list
Default Tab: Edit Product Lists
STARTUP PAGE
Select Job Data or Member Description as the default tab displayed when starting CS Beam.
Default Tab: Startup Page
DEFAULT MEMBER TYPE
Select Beam, Joist, or Girder as the Default Member Type for new calculations.
Default Tab: Default Member Type
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DEFAULT APPLICATION TYPE
Select Floor or Roof as the Default Application Type for new calculations.
Default Tab: Default Application Type
DEFAULT SHEATHING
Select Glued and Nailed or Nailed Only as the Default Sheathing used on joists for new
calculations. The selection of Glued and Nailed uses the composite action of the joist and
decking to calculate deflection if supported by the manufacturer.
Default Tab: Default Sheathing
DEFAULT BEARING MATERIAL
Select the Default Bearing Material from the list for new calculations.
Default Tab: Default Bearing Material
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DEFAULT JOIST / GIRDER LATERAL BRACING
Select Continuous, Unbraced Length, Calculated or None for the Top and Bottom Joist and
Girder Bracing conditions.
Default Tab: Default Joist / Girder Lateral Bracing
DEFAULT BEAM LATERAL BRACING
Select Continuous, Unbraced Length, Calculated or None for the Top and Bottom Beam
Bracing conditions.
Default Tab: Default Beam Lateral Bracing
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DEFLECTION CRITERIA TAB
Specify the L/ values for each member type in three groups: Minimum, Increased, and Custom.
Members include Floor Joist, Floor Beams & Girders, Flat Roof, and Sloped Roof.
Presets Deflection Criteria Tab
MAXIMUM LL DEFLECTION
Enter the Maximum LL Deflection for each group to specify how many inches the member can
deform before it is deemed to fail. By default, the Maximum Live Load Deflection is initially set
to 9.99 inches so that absolute maximum deflection does not control the calculation.
Deflection Criteria Tab: Maximum LL Deflection
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DEFAULT
Use the Default list to select Minimum, Increased or Custom as the default for CS Beam
calculations.
Deflection Criteria Tab: Default
REDUCE DEAD LOAD FOR TOTAL LOAD DEFLECTION PER IBC 1604 3.1
Check the box to reduce dead load for total load deflection.
Deflection Criteria Tab: Reduce Dead Load
RESET DEFAULTS
Click Reset Defaults to discard changes and return the deflection criteria to the previously saved
default settings.
 NOTE: To determine deflection criteria, please reference your local building code.
Deflection Criteria Tab: Reset Defaults
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USER INFORMATION TAB
Enter the Designer name and Company Info. These appear on the Job Data tab, as well as in
the lower right corner of all outputs.
Presets User Information Tab
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VIBRATION CONDITIONS TAB
The Vibration Conditions contain settings for the Vibration Check option on the Defaults tab.
For Canadian Building Codes and the CCMC Vibration check, specify settings for Subfloor,
Ceiling, and Blocking.
Presets Vibration Conditions Tab
Vibration Check on the Default Tab: Auto Checked for Canadian Building Codes on Left and
Optional for US Building Codes on Right
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SUBFLOOR
Select the type of subfloor sheathing material from the list.
Vibration Condition Tab: Subfloor
CEILING
Select the type of ceiling material attached to the underside of the member.
Vibration Condition Tab: Ceiling
BLOCKING
Select the type of blocking from the list. Click Sort and the Blocking Sort window will display.
Vibration Condition Tab: Blocking
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Blocking Sort
Specify the type of blocking and the order for analysis. Highlight a blocking material and click Up
or Down to prioritize list order. Blocking analysis starts with the first entry and moves down in the
list.
Vibration Condition Tab: Blocking Sort Window
Click Delete to remove a highlighted blocking option from the list. Click Add to add a new
blocking type from available options.
Vibration Condition Tab: Add Blocking Window
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CALC
Click Calc to specify individual product vibration information. The Vibration window will display.
Vibration Condition Tab: Calc
Select a Product, Spacing, Subfloor, Ceiling, and Blocking from each list. The Maximum
Vibration Span is calculated for the selected combination. Click Calculate to show detailed
calculation results used by CS Beam to determine the Maximum Vibration Span.
 NOTE: Only products saved to the default product list are available for selection.
Vibration Condition Tab: Vibration Window
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MARGINS TAB
Use the Top, Right, Left, and Bottom fields to specify margin size to use on printed outputs.
Presets Margins Tab
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DESIGN OVERIDES TAB
Select Design Overrides for member conditions and program calculations.
Presets Design Overrides Tab
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SKIP LOAD ROOF MEMBERS
Skip loading, also known as “Checkerboard” or “Pattern” loading, applies to multi-span roof
members and is used to evaluate the member for the effects of partial loading. When checked,
roof live loads are applied to adjacent and alternating spans to evaluate any live load or snow
load arrangement that may create more unfavorable shears, moments or deflections than those
determined for the fully loaded beam.
Design Overrides Tab: Skip Load Roof Members
Design Overrides Tab: Skip Loading Off (Top) and On (Bottom)
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CHECK CANTILEVER DEFLECTION
Check to calculate deflection on a cantilever.
Design Overrides Tab: Check Cantilever Deflection
IGNORE POINT LOADS ON BEARINGS FOR GIRDERS
Check to ignore point loads over bearings when analyzing girders. When checked, point loads
are not applied during girder analysis, assuming the point load transfers through “squash blocks”
or other alternative framing to the bearing below.
Design Overrides Tab: Ignore Point Loads
CONSIDER WEB STIFFENERS AT I-JOIST BEARINGS
Check to consider web stiffeners for increased bearing capacity during joist analysis.
Design Overrides Tab: Consider Web Stiffeners
CHECK CONCENTRATED LIVE LOAD
Check to analyze for a concentrated load. Specify Width and load Magnitude in the appropriate
fields. Use this option when an item, such as a heavy safe, is likely to be supported by the
member.
Design Overrides Tab: Check Concentrated Live Load
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ALLOW HOLES FOR
Specify members that allow holes to be cut in them. Select All members, Joists only or None.
Design Overrides Tab: Allow Holes
ALLOWABLE SPACINGS (ROOF AND FLOOR)
Select Roof and Floor spacing options allowed in calculations. The product manufacturer
specifies maximum allowable spacing.
Design Overrides Tab: Allowable Spacings
DISPLAY WARNING FOR GRAVITY UPLIFT GREATER THAN
Specify an uplift magnitude, and when exceeded, a warning will appear on the calculation alerting
that gravity uplift needs to be addressed.
Design Overrides Tab: Display Warning for Gravity Uplift
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DISPLAY WARNING FOR WIND UPLIFT GREATER THAN
Specify an uplift magnitude, and when exceeded, a warning will appear on the calculation alerting
that wind uplift needs to be addressed.
Design Overrides Tab: Display Warning for Wind Uplift
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FASTENERS
Select Fasteners to display the Fasteners window.
Design Overrides Tab: Fasteners
In the Fasteners window, select the type of multi-ply member fasteners and the order of the
fastener analysis. Highlight a Fastener Option in the list and then click Move Up and Move
Down to prioritize the list. Fasteners are analyzed starting with the first entry, then progresses
down the list until an option meets the specified design criteria.
Design Overrides Tab: Fasteners Window
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Click Add to add a new fastener type from the available options and configurations.
Design Overrides Tab: Fasteners Window
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MENUS
The Menu Bar is located at the top of the screen in CS Beam. Many of the menu items also have
Hot Key combinations, and several common menu items are available in the Icon Toolbar.
FILE MENU
The File menu contains common commands for file functions. CS Beam uses a .kyb file
extension.
File Menu
NEW
Select File > New to create a new file.
OPEN
Select File > Open to launch explorer and search for CS Beam files.
CLOSE
Select File > Close to close the current active file.
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SAVE
Select File > Save to save the current active file.
SAVE AS
Select File > Save As to launch explorer, choose a location, enter a new file name and save the
CS Beam file.
SEND CALC FOR SEAL
Select File > Send Calc for Seal to launch CS Link and submit files electronically for engineering
review of EWP calculations. Click Settings to enter System, Company, and Contact
information. Add files from the Job/Directory List to the Send List for file transfer and review. If
the calculation package is approved, a state seal with an engineer’s stamp is returned to the
client. A complete manual is available for CS Link in the Component Solutions Customer Zone.
PRINT
Select File > Print to send the current calculation to the default printer.
PRINT PREVIEW
Select File > Print Preview to open a preview of the current calculation before printing.
PRINT SETUP
Select File > Print Setup to define the default printer and printer configurations.
RECENT FILES
The bottom portion of the File Menu displays the most recent open files. Selecting a file from the
list will open that file.
EXIT
Select File > Exit to close all open files and exit CS Beam.
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EDIT MENU
The Edit menu contains many common editing commands.
Edit Menu
CUT
Select Edit > Cut to delete the selected item.
COPY
Select Edit > Copy to copy the selected item.
PASTE
Select Edit > Paste to paste the item from the clipboard memory.
CALCULATOR
Select Edit > Calculator to launch the default system calculator.
DELETE OUTPUT
Select Edit > Delete Output to delete the active calculation sheet.
DELETE ALL OUTPUT
Select Edit > Delete All Output to delete all calculation sheets in the open file.
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PRESETS
Select Edit > Presets to access the program presets for CS Beam. For detailed usage
information, reference the PRESETS section of this manual.
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VIEW MENU
The View menu contains items to control the Toolbar and Status Bar visibility, and navigate
between different tabs.
View Menu
Use the links at the bottom of the View menu to navigate to the corresponding tabs on each CS
Beam window, covered in the Input Interface section of this manual.
View Menu
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TOOLBAR
If a checkmark appears next to Toolbar, the icon toolbar will be visible at the top of the CS Beam
window.
View Menu: Toolbar Visible
View Menu: Toolbar Not Visible
STATUS BAR
If a checkmark appears next to Status Bar, the Status Bar will be visible at the bottom of the CS
Beam window.
View Menu: Status Bar Visible
View Menu: Status Bar Not Visible
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WINDOW MENU
The Window menu provides arrangement options and access to open files.
Window Menu
NEW WINDOW
Select Window > New Window to open a new CS Beam job.
CASCADE
Select Window > Cascade to arrange all open CS Beam files in a cascading fashion.
Window Menu: Cascade
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TILE
Select Window > Tile to arrange all open CS Beam files in a grid pattern displaying as much of
each file as possible.
Window Menu: Tile
ARRANGE ICONS
This command is currently disabled.
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CURRENT OPEN FILES
The bottom of the Window Menu lists all open files. Select a file from the list to display the file in
the active window, indicated with a check mark.
Window Menu: Current Open Files
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HELP MENU
The Help menu contains links to helpful information.
Help Menu
CONTENTS
Select Help > Contents to open the CS Beam help file (Currently under development)
WHAT’S NEW
Select Help > What’s New to display the current release notes for the installed CS Beam
version.
VISIT WEBSITE
Select Help > Visit Website to launch the Simpson Strong-Tie website in the default Internet
browser. http://www.simpson.com.
ABOUT CS BEAM
Select Help > About CS Beam to display the current CS Beam version number, copyright
information, technical support contacts, licensed user, registration number, and the security
expiration date.
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INPUT INTERFACE
The main window in CS Beam is the Input Interface, with a series of tabs containing the
essential input parameters for single-member design specifications.
Input Interface
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BEAM WINDOW
The bottom of the window displays a graphical representation of the beam to be designed. If the
image is not visible, hover over the bottom rule and drag the window open.
Input Interface: Beam Window Not Visible
Input Interface: Beam Window Visible
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JOB DATA TAB
In the Job Data tab, enter the Job Name and Job Location for this job. The User Information,
prepopulated with the input in Presets, will print on the lower right of each report, while the Job
Name and Job Location will print on the top center of each report. Choose Imperial Units or
Metric Units.
Input Interface: Job Data Tab
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MEMBER DESCRIPTION TAB
The Member Description tab is prepopulated with the information from the Presets, but can be
changed for individual CS Beam files.
Input Interface: Member Description Tab
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MEMBER TYPE
Select Beam, Joist, or Girder from the list. Different fields become available depending on the
Member Type selected.
Member Description Tab: Member Type
A beam is any member dropped below an area to support that area’s structural members.
Although a beam can be placed flush within a floor or roof system, a method is required to
differentiate between flush and dropped conditions. Window and door headers are classified as
beams.
Beam
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A girder, commonly referred to as a flush beam, is any flush member within a system that
supports other structural members. A rafter or joist is also a flush member, but in the confines of
the Structure program, they do not support other load-bearing elements.
Girder
Joists are repetitive on center spaced members used within a CS Build defined area. Rafters
are considered joists when used in a roof system.
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CLEAR SPAN
Check Clear Span to specify that the selected member is a clear span member. The Member
Length for a clear span member is measured from the inside of the bearings. When the Clear
Span option is checked, the Bearing Locations fields in the Member Description tab are not
available and the Bearings tab is not visible.
 NOTE: The design span for a clear span member is the clear span length, in addition to an
assumed 1-3/4" bearing length split between the ends of the member (or 7/8” on each end).
Member Description Tab: Clear Span
MEMBER LENGTH
Enter the total Member Length.
Member Description Tab: Member Length
BUILDING CODE
Select a Building Code from the list, or leave the default Building Code specified in Presets.
Member Description Tab: Building Code
APPLICATION
Select Floor or Roof from the list to define whether a member will be loaded for a floor or roof
application.
Member Description Tab: Application
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SLOPE
If applicable, enter the member Slope as rise/12 in Imperial units, or degrees in Metric units.
Member Description Tab: Slope
SHEATHING
If Joist is the Member Type and Floor is the Application, select the type of sheathing
attachment for this member – Glued and Nailed or Nailed Only.
Member Description Tab: Sheathing
VIBRATION
Check Vibration Check to activate CCMC Vibration Check.
Member Description Tab: Vibration
 NOTE: If using a Canadian building code (NBCC, BCBC or OBC), Vibration Check will be
automatically checked and cannot be disabled.
Member Description Tab: Canadian Building Code Vibration Setting
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LATERAL BRACING
Select Continuous, Unbraced Length, Calculated or None for the Top and Bottom Lateral
Bracing conditions. Enter the Length if required.
Member Description Tab: Lateral Bracing
MOISTURE
Select Dry or Wet service conditions from the list.
 NOTE: In general, in the continental USA & Canada, most areas of enclosed buildings or
portions of non-enclosed buildings not exposed to rain and under non-leaky roofs are considered
Dry Service. Some exceptions are swimming pool areas or other areas exposed to high humidity
due to moisture sources (i.e. a hog refinement facility or a greenhouse).
Member Description Tab: Moisture
DESCRIPTION / COMMENTS
Enter the member Description that will appear on the output. Enter any Comments that will
appear below the Description on the output.
Member Description Tab: Description and Comments
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BEARING LOCATIONS
Enter the Bearing Locations here, or on the Bearings tab. By default, CS Beam places a
bearing at each end of a member. Bearings are indicated in the graphical representation.
Member Description Tab: Bearing Locations
LIVE / Dead Load
Enter the Live, Snow, Roof, or Wind Load depending on the Member Type and the type of load
applied to the member. Enter the Dead Load on the member. Additional loads can be added on
the Loading tab. This standard load will be applied along the entire length of the member unless
a replacement load is applied.
Member Description Tab: Live and Dead Load
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SPAN CARRIED
Check Span Carried to apply the Standard Loads from other members being carried by the
member being analyzed. The load applied will be based on the length of the Span Carried and
the Standard Loads. Select Simple Span if the members being carried are simply supported at
their ends. Select Continuous if the members being carried have equal spans and are supported
in the center and at the ends.
Member Description Tab: Span Carried
DEFLECTION CRITERIA
Select Minimum, Increased, or Custom Deflection Criteria. Enter the Live L/ value and the
Total L/ value. The Maximum Live Load Deflection setting is used in combination with the L/
design criteria and is based on actual deformation measured in inches. A member will fail if it
does not meet the L/ criteria OR if it deforms more than the value defined for Max LL Defl. To
essentially “disable” Max LL Defl. set the value to 9.99 such that the L/ values control allowable
deflection.
Member Description Tab: Deflection Criteria
BUILDING TYPE
Select Residential, Commercial, or Post Disaster from the Building Type list.
Member Description Tab: Building Type
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IMPORTANCE CATEGORY
Enter the Importance Category referenced or designated in the code.
Member Description Tab: Importance Category
FORCED DEPTH
Select Forced Depth and specify the minimum allowable product depth for the member being
designed. Only products that meet or exceed the Forced Depth value will be considered as
product solutions during analysis.
Member Description Tab: Forced Depth
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BEARINGS TAB
Bearings set on the Member Description tab also appear on the Bearings Tab. Enter the
specifications for each bearing. Double-click a bearing to edit specifications. Use Delete, Delete
All, or Add New to edit bearings in the window.
Input Interface: Bearings Tab
TYPE
Select Wall or Girder from the list.
Bearings Tab: Type
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MATERIAL
Select the bearing Material from the list for each bearing entry.
Bearings Tab: Material
LOCATION
Enter the bearing Location.
Bearings Tab: Location
WIDTH
Enter the bearing Width.
Bearings Tab: Width
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DESIGN SPAN EVALUATION
CS Beam evaluates bearing lengths in the following manner:
For members supported by walls, the design span subtracts the width of the
wall and adds 7/8”. For example a 12’-0” girder supported by 2x4 walls at
each end would have a design span of 11’-6 ¾” (12’-0” minus 7” for the
bearings, plus 7/8” for each bearing).
For members supported by girders, the design span subtracts the entire width
of the girder. For example a 12’-0” member supported at each end by 3 ½” wide
girders would have a design span of 11’-5” (12’-0” minus 3 ½” for each bearing).
For simple span members with a cantilevered end, the
bearing moves to the exterior face of the wall and the 7/8”
correction is omitted when determining design span.
For multiple span members, the design span extends to the middle
of the interior bearing. For a 24’-0” member supported by 2x4 walls
at each end and at midspan, the two design spans will equal 11’-9
3/8” (12’-0” span from the exterior bearing to the middle of the
center bearing minus 3 ½” plus 7/8” correction for the exterior bearing).
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LEFT END BEARING / RIGHT END BEARING
Select Square, Fire Cut, Sloped, Notched Top, or Notched Bottom for the Left End and Right
End bearing conditions.
Bearings Tab: Left End / Right End Bearing
SQUARE CUT is the default bearing condition. It is allowed for any member and material type.
Bearings Tab: Square Cut
FIRE CUT is a bevel on the end of the member, extending to the top of the member at the inside
face of the end bearing. It is allowed for any member and material type.
Bearings Tab: Fire Cut
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SLOPED CUT is a bevel with a user-defined Scarf Slope and Heel Height subject to the
following limitations:
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

Only allowed for rectangular members
Only allowed for single span members
Not allowed on a cantilever
No point loads are allowed on the member
Bearings Tab: Sloped Cut
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NOTCHED TOP is a notch with a user-defined Notch Length and Heel Height, subject to the
following limitations:
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




Only allowed for rectangular members
Only allowed for single span members
Not allowed on a cantilever
No point loads are allowed on the member
The heel height cannot be less than 0.6 times the member depth
For LVL or SCL, the notch length cannot be more than 1/3 of the span
For glue-lams, the notch length cannot be more than 1/3 of the span or three times the
heel height, whichever is less
Bearings Tab: Notched Top
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NOTCHED BOTTOM is a notch with a user-defined Notch Depth, subject to the following
limitations:






Only allowed for rectangular members
Only allowed for single span members
Not allowed on a cantilever
No point loads are allowed on the member
For LVL or SCL, the notch depth cannot be more than 0.1 times the member depth
For glue-lams, the notch depth cannot be more than 0.1 times the member depth or three
inches, whichever is less
Bearings Tab: Notched Bottom
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LOADING TAB
The Loading tab may be used to add loads to a member or modify the standard loads entered on
the Member Description tab. Use Delete, Delete All, Add New, or Add/Edit Comment to edit
the load entries in the window.
Input Interface: Loading Tab
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Select between Uniform Loads, Point Loads, and Tapered Loads (trapezoidal) and enter
additional load specifications.
Loading Tab: Load Types
Loading Tab: Load Examples
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ADDITIONAL LOAD
An Additional load adds to the Standard Loading specified on the Member Description tab.
For example, a floor girder with Standard Loading of 40 psf live and 10 psf dead has an
Additional Uniform load added of 80 plf live and 30 plf dead. The total applied load would be 160
plf ((40 + 10) + (80 + 30)).
Loading Tab: Member Data
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REPLACEMENT LOAD
A Replacement load adds the new loading and removes the Standard Loading in the area that
the Replacement Load is applied. For example, a floor girder with Standard Loading of 40 psf live
and 10 psf dead has a Replacement Uniform load added of 80 plf live and 30 plf dead applied to
the entire member. In this case, the total applied load would be 110 plf ((40 + 10) – (40 + 10) +
(80 + 30)).
Loading Tab: Member Data
PLF LOAD
A plf (pounds per linear foot) loading type requires a beginning and ending location and the
magnitude of the uniform load.
PSF LOAD
A psf (pounds per square foot) loading type requires a tributary width along with the locations and
magnitudes.
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LOAD CATEGORY
For all load types, select a Category to determine which load duration factor is applied for each
of the load cases analyzed.
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HOLES TAB
Use the Holes tab to define a hole at any location along the member. Use Delete, Delete All, or
Add New to edit hole specifications in the window.
Input Interface: Holes Tab
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Select Rectangular, Circular, or Duct Chase hole from the Shape list. A Rectangular hole
requires a width and a height, a Circular requires a diameter, and a Duct Chase requires a
width.
 NOTE: If 0 is entered for the width of a hole, the maximum allowable hole size will be
calculated at that location.
Holes Tab: Example Hole
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PRODUCTS TAB
The Products Tab lists all products being considered for the designed member. Select a viable
product from the Product List window and make a selection from the Plies window to specify the
number of plies for that solution. The number of plies initially displayed is the most efficient design
for that Product. Products that show “0 ply” do not have a solution. For Edit Product List, refer to
the detailed instructions in the Presets Defaults Tab section of this manual.
Input Interface: Products Tab
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CALC SHEET AND ANALYSIS
Once member specifications and products are entered, CS Beam performs the analysis and the
Calc Sheet and Analysis buttons become active on the Products tab.
Calc Sheet and Analysis
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CALC SHEET
Select Calc Sheet to view an output with the current beam specifications. For additional
calculations for the member, a new tab will display at the bottom with a numbered calculation.
Calc Sheet Summary Tab
Click Delete Output from the icon task bar, or select Edit > Delete Output to remove the
selected Calc tab from the list of tabs. Click Delete All Outputs, or select Edit > Delete All
Outputs to remove all Calc tabs.
 NOTE: When submitting calculations for engineering review, only a single Calc tab should
exist.
Calc Sheet Task Bar: Delete Output on Left and Delete All Outputs on Right
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The Calc Sheet Summary tab contains a final calculations summary report with information on
the pass or fail status of the design.
Calc Sheet Summary Tab
Click Print Preview from the icon task bar, or select File > Print Preview to enlarge the
calculation and view more detailed information about the design and material specification.
Calc Sheet Task Bar: Print Preview
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The Calc Sheet Diagrams tab at the top contains diagrams for Loads, Shear, Moment, and
Deflection. Mouse over the diagrams to view calculated values. The colored lines represent
different load cases, but the values shown are the maximum calculated values.
Calc Sheet Diagrams Tab
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ANALYSIS
Select Analysis to view a detailed output with the current member specifications. A new tab will
display with the numbered analysis.
Analysis Output
Click Delete Output from the icon task bar, or select Edit > Delete Output to remove the
selected analysis tab from the list of tabs. Click Delete All Outputs, or select Edit > Delete All
Outputs to remove all analysis tabs.
Analysis Task Bar: Delete Output on Left and Delete All Outputs on Right
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The Analysis Summary tab contains a detailed report of the final calculations and information on
the Pass or Fail Status of the design.
Analysis Summary Tab
Click Print Preview from the icon task bar, or select File > Print Preview to enlarge the analysis
and view more detailed information including load case, pattern loading and deflection analysis.
Analysis Task Bar: Print Preview
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The Analysis Diagrams tab contains diagrams for Loads, Shear, Moment, and Deflection.
Hover the mouse over diagrams to view calculated values. The colored lines represent different
load cases, but the values shown are the maximum calculated values.
Analysis Diagrams Tab
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