A cantilever excavation is the simplest model that can be designed in DeepEX. Here we will present how to create a cantilever excavation model manually.

A. Stage 0 – Define basic project properties:

A1. Set general ground surface elevation and modify surface points

A2. Define soil properties and stratigraphy

A3. Define wall properties (wall position, structural section and depth)

A4. Draw external loads

A5. Define water table

Figure 7.1.1: DeepEX Model: Cantilever Excavation - Stage 0

B. Add Stage 1 – Excavate to final excavation depth – Dewater (in needed)

Figure 7.1.2: DeepEX Model: Cantilever Excavation - Stage 1

C. Define analysis options (Analysis methods, design codes etc.)

Here we will present how to create an anchored wall model manually.

A. Stage 0 – Define basic project properties:

A1. Set general ground surface elevation and modify surface points

A2. Define soil properties and stratigraphy

A3. Define wall properties (wall position, structural section and depth)

A4. Draw external loads

A5. Define water table

Figure 7.2.1: DeepEX Model: Anchored Wall Excavation - Stage 0

B. Add Stage 1 – Excavate below the first support installation elevation – Dewater (if needed)

Figure 7.2.2: DeepEX Model: Anchored Wall Excavation - Stage 1

C. Add Stage 2 – Install first support row

Figure 7.2.3: DeepEX Model: Anchored Wall Excavation - Stage 2

D. Add Stage 3 – Excavate below the next support elevation – Dewater (if needed)

Figure 7.2.4: DeepEX Model: Anchored Wall Excavation - Stage 3

E. Repeat the previous stages to install supports and perform excavation and dewatering operations until all support levels are installed and the final excavation level is reached.

F. Define analysis options (Analysis methods, design codes etc.)

Here we will present how to create a model of an excavation braced with struts manually.

A. Stage 0 – Define basic project properties:

A1. Set general ground surface elevation and modify surface points

A2. Define soil properties and stratigraphy

A3. Define wall properties (wall position, structural section and depth)

A4. Draw external loads

A5. Define water table

Figure 7.3.1: DeepEX Model: Excavation Braced with Struts - Stage 0

B. Add Stage 1 – Excavate below the first support installation elevation – Dewater (if needed)

Figure 7.3.2: DeepEX Model: Excavation Braced with Struts - Stage 1

C. Add Stage 2 – Install first support row

Figure 7.3.3: DeepEX Model: Excavation Braced with Struts - Stage 2

D. Add Stage 3 – Excavate below the next support elevation – Dewater (if needed)

Figure 7.3.4: DeepEX Model: Excavation Braced with Struts - Stage 3

E. Repeat the previous stages to install supports and perform excavation and dewatering operations until all support levels are installed and the final excavation level is reached.

F. Define analysis options (Analysis methods, design codes etc.)

Here we will present how to create a model of an excavation braced with rakers manually.

A. Stage 0 – Define basic project properties:

A1. Set general ground surface elevation and modify surface points

A2. Define soil properties and stratigraphy

A3. Define wall properties (wall position, structural section and depth)

A4. Draw external loads

A5. Define water table

Figure 7.4.1: DeepEX Model: Excavation Braced with Rakers - Stage 0

B. Add Stage 1 – Excavate below the first support installation elevation – Dewater (if needed)

Figure 7.4.2: DeepEX Model: Excavation Braced with Rakers - Stage 1

C. Add Stage 2 – Create slope on the excavation side

Figure 7.4.3: DeepEX Model: Excavation Braced with Rakers - Stage 2

D. Add Stage 3 – Install support and heelblock

Figure 7.4.4: DeepEX Model: Excavation Braced with Rakers - Stage 3

E. Add Stage 4 – Excavate to the final excavation elevation – Dewater (if needed)

Figure 7.4.5: DeepEX Model: Excavation Braced with Rakers - Stage 4

More raker levels can be installed in additional stages, including the stages with the sloped excavations. The new rakers can be connected to the same or to different heelblocks.

F. Define analysis options (Analysis methods, design codes etc.)

Here we will present how to create a top-down excavation model with reinforced concrete slabs manually.

A. Stage 0 – Define basic project properties:

A1. Set general ground surface elevation and modify surface points

A2. Define soil properties and stratigraphy

A3. Define wall properties (wall position, structural section and depth)

A4. Draw external loads

A5. Define water table

Figure 7.5.1: DeepEX Model: Top-Down Excavation - Stage 0

B. Add Stage 1 – Excavate below the first support installation elevation – Dewater (if needed)

Figure 7.5.2: DeepEX Model: Top-Down Excavation - Stage 1

C. Add Stage 2 – Install first support row

Figure 7.5.3: DeepEX Model: Top-Down Excavation - Stage 2

D. Add Stage 3 – Excavate below the next support elevation – Dewater (if needed)

Figure 7.5.4: DeepEX Model: Top-Down Excavation - Stage 3

E. Repeat the previous stages to install supports and perform excavation and dewatering operations until all support levels are installed and the final excavation level is reached.

F. Define analysis options (Analysis methods, design codes etc.)

Here we will present now to create a Dead-man wall model with the DeepEX model wizard.

A. Open Model Wizard and select a Unit System

Figure 7.6.1: DeepEX Model: Dead man wall with model wizard - Step 1

B. Select Analysis Method and Soil/Water pressure options

Figure 7.6.2: DeepEX Model: Dead man wall with model wizard- Step 2

C. Select Project Type (Dead-man) and define project dimensions and support properties

Figure 7.6.3: DeepEX Model: Dead man wall with model wizard- Step 3

D. Define Soil Properties and Stratigraphy

Figure 7.6.4: DeepEX Model: Dead man wall with model wizard- Step 4

E. Define Wall section properties – Assign a wall section to both walls

Figure 7.6.5: DeepEX Model: Dead man wall with model wizard- Step 5

F. Define Surface Surcharge

Additional surcharges can be added on the model area graphically.

Figure 7.6.6: DeepEX Model: Dead man wall with model wizard- Step 6

G. Define Structural and Geotechnical Codes

Figure 7.6.7: DeepEX Model: Dead man wall with model wizard- Step 7

DeepEX wizard generates the model including all construction stages.

Figure 7.6.8: Dead-man wall model (all stages)

Here we will present now to create a Bin type wall model with the DeepEX model wizard.

A. Open Model Wizard and select a Unit System

Figure 7.7.1: DeepEX Model: Bin type wall with model wizard - Step 1

B. Select Analysis Method and Soil/Water pressure options

Figure 7.7.2: DeepEX Model: Bin type wall with model wizard- Step 2

C. Select Project Type (Bin type wall) and define project dimensions and support properties

Figure 7.7.3: DeepEX Model: Bin type wall with model wizard- Step 3

D. Define Soil Properties and Stratigraphy

Figure 7.7.4: DeepEX Model: Bin type wall with model wizard- Step 4

E. Define Wall section properties – Assign a wall section to both walls

Figure 7.7.5: DeepEX Model: Bin type wall with model wizard- Step 5

F. Define depth from the surface of each tierod level

Figure 7.7.6: DeepEX Model: Bin type wall with model wizard- Step 6

G. Define Surface Surcharge

In this case we will choose the option “Do not use a wall surcharge”. We will add a load on the model area graphically after the model is generated.

Figure 7.7.7: DeepEX Model: Bin type wall with model wizard- Step 7

H. Define Structural and Geotechnical Codes

Figure 7.7.8: DeepEX Model: Bin type wall with model wizard- Step 8

DeepEX wizard generates the model including all construction stages.

Figure 7.7.9: Bin type wall model (all stages)

Finally, we will draw a strip surcharge on the ground surface between the two walls. The load will be active from the installation stage and after.

Figure 7.7.10: Bin type wall model – Strip surcharge and load properties

Here we will present now to create a Circular shaft model with the DeepEX model wizard.

A. Open Model Wizard and select a Unit System

Figure 7.8.1: DeepEX Model: Circular shaft with model wizard - Step 1

B. Select Analysis Method and Soil/Water pressure options

Figure 7.8.2: DeepEX Model: Circular shaft with model wizard- Step 2

C. Select Project Type (Circular shaft) and define project dimensions and support properties

Figure 7.8.3: DeepEX Model: Circular shaft with model wizard- Step 3

D. Define Soil Properties and Stratigraphy

Figure 7.8.4: DeepEX Model: Circular shaft with model wizard- Step 4

E. Define Wall section properties – Assign a wall section to both walls

Figure 7.8.5: DeepEX Model: Circular shaft with model wizard- Step 5

F. Define support types and support dimensions

Figure 7.8.6: DeepEX Model: Circular shaft with model wizard- Step 6

G. Define depth from the surface of each tierod level

Figure 7.8.7: DeepEX Model: Circular shaft with model wizard- Step 7

H. Define Surface Surcharge

Figure 7.8.8: DeepEX Model: Circular shaft with model wizard- Step 8

I. Define Structural and Geotechnical Codes

Figure 7.8.9: DeepEX Model: Circular shaft with model wizard- Step 9

DeepEX wizard generates the model including all construction stages.

Figure 7.8.10: Circular shaft model (all stages)