v6.0.0
26 Sep 2022
New Features:
WSDOT agency
Ability to calculate EH loads through the following methods:
Soil equivalent earth pressure (used in all designs prior to v6.0.0)
Active earth pressure
At-rest earth pressure
Ability to model culvert on flexible foundation
Allow user to select ASTM steel for automatic calculation of gamma factor 3 (on Material Properties window)
New options for when the effects of LL can be neglected
New options for how vertical and horizontal seismic forces combine
Allow users to define free-field ground strain for the seismic analysis
Allow both internal and external water to be analyzed in the same design
Allow the input of negative pressure heads
Added new option to epoxy all steel in top slab
Displaying unfactored seismic analysis results in the results graphs
Bug Fixes:
Corrected reported midspan deflection, for cases when 1/9999 was displayed
v5.14.0
06 May 2022
New “type III” culvert type (joints at both top and bottom of walls)
New optional “design limits” on Project Settings window
Note: this will only alert you if your design exceeds these input limits, it does not effect the auto-design algorithms.
New analysis option to include approach slab
Note: if this is selected, live load surcharge will be neglected
New option for users to define the free field displacement in the seismic analysis
New option to apply horizontal loads at the top of the walls to inverted three-sided culverts
Added ability to define additional analysis points
Allow more letters for designer name
Corrected bug in which impact factor could not be input if using the CHBDC design specification
Corrected conservative units error in calculation of exterior water pressure
Misc. interface improvements
v5.12.0
07 Mar 2022
Expanded input options for when seismic analysis is to be included
Added option to input free-field ground strain for seismic analysis
Added option for how vertical and horizontal seismic forces are to be combined
Added input of live load factor for extreme event load combinations
Modified vertical seismic analysis to include uniform load on bottom slab
Added “fabricated height” value to Text Report
Misc. minor user interface improvements
v5.11.4
02 Dec 2021
Corrected negative axial force envelope for horizontal seismic analysis results
Corrected flexural critical section location for the bottom of exterior wall member critical section when “face of support” location is selected
Fixed display bug on Culvert Properties window
v5.11.3
27 Oct 2021
Added ability to apply an external water load while using the CHBDC specification
Added new table to text report to show leg displacements for three-sided culverts with pin-roller boundary conditions
Modified environmental durability calculations for ACI-350, see example document in Knowledge Base for details
Resolved icon issue when using 4k monitors
Fixed issue with overlapping text on Main View window
v5.11.0
14 May 2021
LRFD 9th edition specification
Added ability to enter exterior water table height
Added ability to run vertical and horizontal seismic analyses individually
Added table of applied bottom slab loads for all static load cases
Separated unfactored seismic results into results from vertical and horizontal analyses
Updated shear capacity equations for the top slabs of type I culverts to be in compliance with LRFD (6th) section 5.14.5.3 and Standard (17th) 8.16.6.7
Corrected drawing on Main View with missing bottom-right haunch
Corrected issue with selection of longitudinal steel not staying applied
Corrected crash in strip footing module
v5.10.0
10 Dec 2020
Enabled seismic analysis for CHBDC specification
Added the ability for users to create legal and permit loads for CHBDC specification
Add “cancel”, “apply” and “recalculate” buttons to all input windows
Added color-changing input
Fixed potential error in A100 bar stress calculations for 3+ cell culverts
v5.9.2
30 Oct 2020
Fixed transfer of reaction forces between culvert and strip footing module
Added new .dll file for exporting to AASHTOWare
v5.9.1
16 Oct 2020
Added database of truck files (access through Vehicle Library)
Fixed reported metric units error in Text Report
v5.9.0
12 Oct 2020
Added option for trapezoidal bottom slab loads
Added option to apply ACI-350 environmental factors in Standard specification
Fixed metric units in “truck results that cause maximum results” table
Resolved issue with “include haunch depth for all critical sections” option for three-sided culverts
Misc. minor improvements to Main View section drawings
v5.7.0
03 Sep 2020
Added new boundary condition options for wall joints
Added/modified critical section location options
v5.5.0
14 Aug 2020
Added additional optional load combinations for BNSF
Added option to joint test vertical boxes
Removed fatigue check for vertical boxes
Misc. minor improvements to the text report
v5.3.0
09 Jul 2020
New Moving Loads input window
Added legal live load factor
Resolved iterative beta algorithm when As is 0.0
v5.2.0
29 Jun 2020
New web-based User Manual
Added help buttons to all input windows
Changed units of M-dimension to ft-in
v5.1.0
12 Jun 2020
Added capability to analyze shear steel in the walls
Resolved EH loading issue for vertical culverts
v5.0.0
08 Jun 2020
New ‘vertical box’ culvert design type
New ‘Ratings Summary’ tab on main window
New ‘Reinforcement Summary’ tab on main window
Added option to apply an additional vertical load to the slabs of the culvert
Added option to apply an additional horizontal load to the walls of the culvert
Added new analysis options to ‘use M-dimension for bar length calculations’
Added multi-tab report printing
Improved splice length table for precast boxes
Modified M-dimension calculations
Modified ‘combine all axles’ axle combination algorithm
Corrected ‘coincident bottom slab load’ displayed in text report
v4.7.2
15 May 2020
Fixed environmental durability factor for type I culverts
Fixed As when corner bars are included in type I culverts
Fixed read error of v2 ETCulvert files
v4.7.1
08 May 2020
Modified wire lengths for 4-sheet mesh layouts
Fixed case where incorrect controlling mode was being reported
Misc. minor interface improvements
v4.7.0
05 May 2020
Modified user inputs in Analysis Options window
Added more LL distribution options
Added ASTM bar labels to Main View tables
Fixed boundary conditions for three-sided culverts
Misc. minor changes to text report
v4.6.1
29 Apr 2020
3D rendering performance improvements
Bug fix for three-sided CHBDC culverts
Changed internal pressure head units
v4.6.0
21 Apr 2020
Modified linear solve for performance
Improvements to FEM structural model
v4.4.4
25 Nov 2019
Modified default start-up files
Interface improvements for inverted three-sided culverts
Minor changes to buoyancy check section of text report
v4.4.2
30 Oct 2019
Added prospective LRFD 9th edition specification
Improved mesh auto-design algorithm
Improved ds calculation for two layers of mesh
v4.4.1
08 Aug 2019
Modified effective depth calculations for two layers of mesh
Improvements to the auto-design algorithm
v4.4.0
31 Jul 2019
Added inverted three-sided culvert type
v4.3.1
15 Jul 2019
No longer flagging Mcr as an error for the LRFD 7th or 8th editions
Resolved issue with “distribution slab has been provided” option
Misc. minor text report changes
v4.3.0
10 Jul 2019
Added type I and II examples to the QC document
Improvements to the ‘As Bar Marks’ table in the text report
Improvements to the ‘export to AASHTOWare’ feature
Improvements to the reported ‘controlling case’
Added user option to modify the max steel ratio coefficient
Refined M-dimension calculations for mesh
Modified MnDOT agency settings
Flagging bar overstress as a deficiency in the text report
Misc. minor interface improvements
v4.2.3
16 May 2019
Resolved sign error for type II horizontal earth loads
Fixed bug for multi-cell culverts when “always check deflections” is selected
v4.2.2
03 May 2019
Modified default agency settings in analysis mode
v4.2.1
17 Apr 2019
Fixed ‘always check deflections’ analysis options for multi-cell culverts
Refined horizontal earth load calculations for type II culverts
Modified type II ratings, and added design notes to Critical Section tables in text report
Fixed plotting error in Results Graphs window
Misc. interface improvements
v4.2.0
11 Apr 2019
Added option to restrain deflection in the walls for type II culverts
Added option to model boundary conditions as fixed-fixed for three-sided culverts
Fixed case of negative ratings for type II culverts
Fixed “removed corner bars” options when the A1/A2 bars are U-shaped
Fixed visualization error in strip footing module
v4.1.3
21 Mar 2019
Refined interpolation routines
v4.1.2
13 Mar 2019
Fixed displayed shear diagram for seismic analysis
v4.1.1
11 Mar 2019
Refinement of CHBDC code implementation
Modified structural model of type I culverts, when a deflection check is required
Fixed metric units error in input of user-defined additional point loads
v4.1.0
05 Feb 2019
Added analysis option to always perform a deflection check
v4.0.10
29 Jan 2019
Resolved moment interpolation issues for culverts with unusual cross sections
v4.0.9
15 Jan 2019
Added more detailed seismic analysis results to text report
Fixed input of B1 and B2 bars for type II culverts
v4.0.8
28 Dec 2018
Added more detailed seismic analysis results to text report
Fixed issue with ‘epoxy all bars’ analysis option
Fixed deletion of LicenseInfo file with available network seats
Made network path on License Selection window editable
v4.0.6
17 Dec 2018
Added option to use individual member thicknesses for minimum steel calculations
Added alternative m-dimension calculation
Misc. improvements to Static Loads window
v4.0.5
10 Dec 2018
Added more descriptive error messages when exporting to AASHTOWare fails
Misc. improvements to Analysis Options window
Improvements to floating network licenses
v4.0.4
27 Nov 2018
Resolved issue in type II culvert structural model for CHBDC specification
v4.0.3
06 Nov 2018
Added foundation module icons to toolbar
Updated user manual
Updated help manual
Fixed ‘support types’ drop-down to allow users to select pin-pin
Added automatic calculation of Ec when fc is entered
v4.0.2
23 Oct 2018
Added ability to export files to AASHTOWare BrR
Fixed inconsistencies in axial force sign displayed in text report
v4.0.1
17 Oct 2018
Fixed an issue in the static loads input window
v4.0.0
16 Oct 2018
Support for LRFD 8th edition
Support for ACI 350
New type I and II culverts
Buoyancy check
Ability to add internal pressure head
Ability to apply external pressure head
Seismic analysis
Expanded detailing options