**FD+ | Isolated Foundation** (FDT) | Update Information

## 01/18

### Correction

Correction at the calculation of the critical perimeter in case of larhe loading surfaces

## 01/18

### Changes/Additions

- Improvement of the precision of analysis

- Addition of the automatic output of shear force in case of gaping joint at design values for loads

## 02/17

### Addition

- A reinforcement distribution for eccentric columns has been added.

- Additional reinforcement distributions are now possible for the dimensioning of the connection reinforcement.

- A circular cross-section is now possible for the column.

- The output of the pocket design was improved.

- The output of the bearing pressure graphic for the simplified verification has been improved.

- Allplan Export has been activated.

### Correction

- The offset of the reinforcement in the pocket in the graphic interface was indicated for a block foundation.

- The punching resistance of the compression strut in the sector model in conjunction with a gaping joint was corrected.

- The calculation of earth loads above the foundation has been corrected.

- When reopening a position, the compression module was incorrectly imported.

- When receiving data from B5, the remarks text was overwritten.

- The graphic output of horizontal bars has been corrected.

- The manual selection of shear force check and punching check has been improved.

## 02/17

### Changes/Additions

- The settings of the units have been extended.

- Load compilation enabled.

- Sign convention is now according to a right-hand system. Optionally, the former convention can be reset.

- The program can now automatically take into account snow loads as extraordinary loads.

- Updating the load case table has been improved.

- Tool-tips added.

- The exceptional design situation can be optionally excluded from the soil engineering proofs.

### Correction

- An additional load case self-weight is now only created if no permanent load case is available.

- A program failure in connection with load actions was eliminated.

- The colors of the required and existing reinforcement in the reinforcement dialog were interchanged.

## 01/17

### FD+ Addition

The property window of the pocket was added by the joint width.

### Erste Version

Erste Version des neuen Programms

## 01/17

### Correction

Check of safety against displacement was designed with a partial safety factor of 1.5 instead of 1.25 in the temporary situation.

In case of a failed base failure check there are more comments in the output.

Distance for additional shear design for inner columns is changed to 1.0 diameter instead of 1.5 diameter.

## 02/16

### Eurocodes

BS EN 1992:2015 and DIN EN 1992:2015 implemented for FD+, FDB+, FDS+, FDR+, FDM+.

## 01/16

### Eurocodes

BS EN 1997:2014 for FD+, FDB+, FDS+, FDR+ and GBR+ implemented.

### User Interface

Redesign of the user interface to make the usability more simple and intuitive.

### Addition

Implementation of settlement analysis in the programs FDB+, FDS+, FDR+ und GBR+.

## 02/15

### Addition

DIN EN 1992:2013 implemented.

The context menu is supplemented with line loads.

The interactivity of the interface has been extended.

### Correction

Settlement evaluation: Stiffness moduli values can be saved.

The output of the system values for strip foundation have been corrected.

## 01/15

### Addition to FD+

Settlement: Calculation of settlement is available now.

Line loads can be added to the foundation.

Design location: The user can decide whether to design adjacent to the column or in the axis of the column with rounded values.

## 01/14G

### Correction

A wrong anchoring depth only returns a hint in the user interface and the output.

The reinforcement behind the proves button was misrepresented in some cases.

The calculation time was optimized.

## 01/14F

### Changes

The maximum bar spacing is now set according to specific standards.

Reinforced will be repressented in both directions.

## 01/14E

### Changes

- Serveral warnings in the result windows were added, for example for not enough reinforcement.

- If there are warnings the result light is yellow.

- The reinforcement drawing was repaired.

- An application crash according material value was solved.

- An application crash according only dead loads was solved.

- An application crash according austrian reinforcement steel was solved.

- A problem entering sleeve values and showing them was solved.

## 01/14C

### Changes

- An application crash selecting DIN 1045 7.88 was solved.

- An application crash getting namings of materials was solved.

## 01/14B

### Changes

- A crash importing ASCII files was solved.

- Some proofs of soil engineering are deaktivated in the short output if the are not enough loads.

- A crash in the short output was solved.

- The output of the shear force proof was fixed.

- The grafic of reinforcement was fixed according the lower concrete cover using only one reinforcement object.

- Importing FD files independant dead loads are converted to dependant dead loads.

- If there is not load case a load case will be genereated automatically.

- At output profile a refresh problem after importing old FD files was solved.

- At proof of punching there was generated shear force reinforcement though the proof was not ok.

- A coefficient problem at entering forces in the grafic was solved.

## 01/14A

### Changes

- The proof of punching was changed according Heft DAfStb Heft 600:2012 pages 107/108. The cut uOut is reduced with soil pressures from the last row of punching reinforcement. Now there are probably more rows of punching reinforcement necessary.

## 01/14

### User Interface

- Preview for the result checks in shape of bar diagrams.

- Redesign and additional options for result optimizations for punching shear design.

### Output

- Different control perimeters according to Eurocode can be added to the output.

- Redesign of the output and red formatting if a check fails.

### Changes

- Check of static equilibrium and soil failure: Superposition with reduction factors fixed.

- Calculation performance optimized.

## 02/13B

### Output and surface

- Deleting loadcases it could happen that the descriptions were invalid.

## 02/13A

### Changes

Surface

- A coordnate cross was added in the grafic.

- The notation 'optimize soil pressure' was changed into 'optimize'.

- A crash deleting additional single loads was prevented.

- A crash causing not exitsing german european standards was prevented.

- The representation of proof of stability in the result windows of the surface was corrected.

- Opening positions with additional single loads the the digits after the decimal point were ignored.

- The stroke weight of the foundation at the grafic representation of characteristic load cases is deactivated now.

- The settings for combinaton values Psi 2 of snow according superpositions of earthquake are activated now.

Output

- The representation of loadcase and superposition grafics in the output are enlarged.

- In FDD the table of loads was put out at the end of the position.

- The number of superpositon for proof of stability in the overview of results was put out by DIN 1055-100 even if european standards were defined.

- At the value of volume of construction the part of the socked was not considered.

- Wrong load case notations after import of B5 data was corrected.

- The output of remarks is now done with less space on the paper.

## 02/13

### Changes

Surface

- The result window is showing now eta-values instead of percentual values.

- The color of the warning light is now red instead of yellow.

- Buttons of view implemented on right topside in the grafic window.

- Grafic was added about additional informations in the edges.

Output

- Proof of bending added about minimum renforcement information and numers of load cases and superpositions.

- Numbers of load cases in the proofs repaired.

- Requirements of durability repaired.

- Actions repaired.

- Proof of gaping joint enlarged.

- Proof of stability enlarged.

- 3D load pictures in load cases and superpositions are now selectable in the output profile.

- The calculation of reinforcement weight and foundation volume was added.

- The Usability of proofs are now fat at proofs who are not ok.

- At proofs who are not ok an additional text is put out beneath.

- At the layers of soil the stroke weight was put out twice and instead of once. The stroke weight under water was added.

- The overview of proofs was enlarged with laodcase numbers and superposition numbers.

- At the proof of sleeve the selected reinforcement is put out additionally to the necessary reinforcement.

- At the additional single loads the remark of calculation method was repaired.

- The proof of soil pressure was modified, the permitted soil pressure was added.

- At the proof of stability for every edge of foundation the according superposition is put out now.

General

- The horizontal loads can now act at the sole of the foundation and do no moments anymore usining this option.

- The forwarding of permitted soil pressure from GEO was repaired.

- The forwarding of materials from B5 was repaired.

- Minimizing of processing time.

- Acceleration of grafic.

- Checking of sleeve geometry by 'Heft 399' enlarged.

- Problems at loading positions from FD having already chosen reinforcement in FD+ were solved.

- Name of design standard changed.

- Proof of punching by 'Heft 600' page 105: 50% - rule for slim column foundations and soil plates added.

## 01/13C

### Changes

- Correction at shwoing the necessary reinforcement in the result window.

- Correction at showing the proof of ground failure in the result winhdow.

- The system values are now printed out additionally in text style.

- The geometry of an optional bucket is shown additionally at the beginning of the printing.

- The printing of bending reinforcement was modified.

- At the proof of sliding the reduction factor was wrong for area loads at result load cases.

- In the output the opening value of upper x-direction was shown instead of the lower x-direction.

- At the proof of gaping joint using result load cases with negative exentricities the right load case was not found.

- The proof of ground failure may cause an error with a usage of eta = 99.

- Getting the permitted soil pressure autamically using ground water the ground water lever was not considered correctly.

- A software crash could happen using single loads together with characteristic load cases.

- Result load cases can now be from dead loads only or dead an live loads to do a better proof of gaping joint.

- At proof of EQU using european standards the position of the resulting vertical load is not checked anymore like DIN 1055-100. Instead if that proof the relationship between standing moment an gaping moment is calculated aroun the 4 edges of the foundation.

- The grafics of ground failure weren't put out using the superposition mode.

## 01/13B

### Changes

-Crashes during superpositions were minimized.

-Probably negative reinforcement at proof of punching was eliminated.

## 01/13

First Release