diff --git a/modules/Workflow/WorkflowApplications.json b/modules/Workflow/WorkflowApplications.json
index 3bb364d9a..bae0b78e0 100644
--- a/modules/Workflow/WorkflowApplications.json
+++ b/modules/Workflow/WorkflowApplications.json
@@ -758,6 +758,22 @@
           }
         ]
       },
+      {
+        "Name": "SSISimulation",
+        "ExecutablePath": "applications/createSAM/ssi_model/ssi.py",
+        "ApplicationSpecificInputs": [
+          {
+            "id": "fileName",
+            "type": "string",
+            "description": "Defines the name of the main OpenSees model file."
+          },
+          {
+            "id": "filePath",
+            "type": "string",
+            "description": "Defines the location of the main OpenSees model file."
+          }
+        ]
+      },
       {
         "Name": "CustomPyInput",
         "ExecutablePath": "applications/createSAM/customPyInput/customPyInput.py",
diff --git a/modules/createSAM/CMakeLists.txt b/modules/createSAM/CMakeLists.txt
index a5d83fbe5..55c0b5191 100644
--- a/modules/createSAM/CMakeLists.txt
+++ b/modules/createSAM/CMakeLists.txt
@@ -7,3 +7,4 @@ add_subdirectory(AutoSDA)
 add_subdirectory(RCFIAP)
 add_subdirectory(customPyInput)
 add_subdirectory(surrogateGP)
+add_subdirectory(ssi_model)
\ No newline at end of file
diff --git a/modules/createSAM/ssi_model/CMakeLists.txt b/modules/createSAM/ssi_model/CMakeLists.txt
new file mode 100644
index 000000000..ea176aeee
--- /dev/null
+++ b/modules/createSAM/ssi_model/CMakeLists.txt
@@ -0,0 +1 @@
+simcenter_add_python_script(SCRIPT ssi.py)
diff --git a/modules/createSAM/ssi_model/ssi.py b/modules/createSAM/ssi_model/ssi.py
new file mode 100644
index 000000000..fc6e93e31
--- /dev/null
+++ b/modules/createSAM/ssi_model/ssi.py
@@ -0,0 +1,100 @@
+# Copyright (c) 2022 Leland Stanford Junior University
+# Copyright (c) 2022 The Regents of the University of California
+#
+# This file is part of the SimCenter Backend Applications
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1. Redistributions of source code must retain the above copyright notice,
+# this list of conditions and the following disclaimer.
+#
+# 2. Redistributions in binary form must reproduce the above copyright notice,
+# this list of conditions and the following disclaimer in the documentation
+# and/or other materials provided with the distribution.
+#
+# 3. Neither the name of the copyright holder nor the names of its contributors
+# may be used to endorse or promote products derived from this software without
+# specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+# You should have received a copy of the BSD 3-Clause License along with
+# this file. If not, see <http://www.opensource.org/licenses/>.
+#
+# Contributors:
+#           Amin Pakzad
+# 
+# Description:
+# implementing SSI simulations to the SIM tab
+
+
+import argparse
+import json
+import os
+import sys
+
+errFileName = os.path.join(os.getcwd(), 'workflow.err') 
+
+
+def create_SAM(AIM_file, EVENT_file ,SAM_file):
+    print("create_SAM is called")
+    print("AIM_file: ", AIM_file)
+    print("SAM_file: ", SAM_file)
+    SAM_json = {}
+    AIM_json = {}
+    EVENT_json = {}
+    with open(EVENT_file, 'r') as f:
+        EVENT_json = json.load(f)
+    with open(AIM_file, 'r') as f:
+        AIM_json = json.load(f)
+
+    SAM_json = AIM_json['Modeling']
+    SAM_json['GeneralInformation'] = AIM_json['GeneralInformation']
+    SAM_json['subtype'] = "SSISimulation"
+
+
+    # {"mainScript": "femoramodel_example.tcl", "type": "OpenSeesInput", "NodeMapping": [], "numStory": -1, "ndm": 3, "ndf": 3, "subType": "FemoraInput", "useDamping": false, "coresPerModel": 10, "randomVar": [{"name": "softMat_vs", "value": 276.9518021028489}, {"name": "softMat_vp_vs_ratio", "value": 1.753312207525559}, {"name": "softMat_rho", "value": 2.049575892485012}], "dampingRatio": 0}
+    SAM_json['type'] = "OpenSeesInput"
+    SAM_json['mainScript'] = ""  # will be set in the workflow
+    SAM_json['NodeMapping'] = AIM_json["Modeling"]["structure_info"].get("NodeMapping", [])
+    SAM_json['numStory'] = -1
+    SAM_json['ndm'] = AIM_json["Modeling"]["structure_info"].get("ndm", 3)
+    SAM_json['ndf'] = AIM_json["Modeling"]["structure_info"].get("ndf", 6)
+    SAM_json['subType'] = "SSISimulation"
+    SAM_json['useDamping'] = False
+    SAM_json['coresPerModel'] = -1 # will be set in the workflow
+    SAM_json['randomVar'] = AIM_json["Modeling"].get("randomVar", [])
+    SAM_json['dampingRatio'] = 0.0
+
+    with open(SAM_file, 'w') as f:
+        json.dump(SAM_json, f, indent=4)
+    print("SAM file is created")
+    
+
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--filenameAIM')
+    parser.add_argument('--filenameEVENT') 
+    parser.add_argument('--filenameSAM')
+    parser.add_argument('--mainScript')
+    parser.add_argument('--getRV', nargs='?', const=True, default=False) 
+    args = parser.parse_args()
+    print(args)
+    sys.exit(create_SAM(args.filenameAIM, args.filenameEVENT , args.filenameSAM))
+
+
+
+
diff --git a/modules/performSIMULATION/openSees/OpenSeesPreprocessor.cpp b/modules/performSIMULATION/openSees/OpenSeesPreprocessor.cpp
index 0a2e039fb..0f391fffb 100644
--- a/modules/performSIMULATION/openSees/OpenSeesPreprocessor.cpp
+++ b/modules/performSIMULATION/openSees/OpenSeesPreprocessor.cpp
@@ -672,6 +672,8 @@ OpenSeesPreprocessor::processEvents(ofstream &s){
     // loop through EDPs and find corresponding EDP
 
     char edpEventName[50];
+    s << "set pid [getPID]\n";
+    s << "if {$pid == 0} {\n";
     
     for (int j=0; j<numEDPs; j++) {
 
@@ -885,6 +887,7 @@ OpenSeesPreprocessor::processEvents(ofstream &s){
 	}
       }
     }
+    s << "}\n"; // end of pid==0
    
     // create analysis
     if (analysisType == 1 || analysisType == 2) {
diff --git a/modules/performSIMULATION/openSees/OpenSeesSimulation.py b/modules/performSIMULATION/openSees/OpenSeesSimulation.py
index 123e86f19..86aa218bd 100644
--- a/modules/performSIMULATION/openSees/OpenSeesSimulation.py
+++ b/modules/performSIMULATION/openSees/OpenSeesSimulation.py
@@ -106,6 +106,43 @@ def main(args):  # noqa: D103
             with open(samName, 'w') as samFile:
                 json.dump(samData, samFile)
         
+
+        if subtype == "SSISimulation":
+            # "building_type": "custom_3d_building"
+            if samData.get("building_type", "") not in ["custom_3d_building"]:
+                print(f"Error: building_type '{samData.get('building_type', '')}' is not supported for SSISimulation subtype.")
+                print("Only 'custom_3d_building' is supported.")
+                exit(1)
+            if samData.get("soil_type", "") not in ["soil_foundation_type_1"]:
+                print(f"Error: foundation_type '{samData.get('foundation_type', '')}' is not supported for SSISimulation subtype.")
+                print("Only 'foundation_type_1' is supported.")
+                exit(1)
+            
+            if samData.get("building_type", "") == "custom_3d_building" and samData.get("soil_type", "") == "soil_foundation_type_1":
+                main_script = samData["structure_info"].get("model_file", None)
+                main_script = os.path.basename(main_script)
+                ext = "." + main_script.rsplit('.')[-1]
+                main_script = main_script[:-len(ext)]  # remove the extension
+                main_script_new = main_script  + "_example.tcl"
+                if main_script is None:
+                    print("Error: model_file not found in structure_info of SAM file.")
+                    exit(1)
+                from femora.components.simcenter.eeuq.soil_foundation_type_one import soil_foundation_type_one 
+                num_cores = soil_foundation_type_one(model_filename=main_script_new,
+                                                     info_file=samName,
+                                                     EEUQ=True)
+                num_cores = int(num_cores)
+                samData["coresPerModel"] = num_cores
+                samData["mainScript"] = main_script_new
+           
+
+            with open(samName, 'w') as samFile:
+                json.dump(samData, samFile)
+
+
+                
+
+        
         preprocessorCommand = f'"{scriptDir}/OpenSeesPreprocessor" {aimName} {samName} {evtName} {edpName} {simName} example.tcl > workflow.err 2>&1'  # noqa: N806
         exit_code = subprocess.Popen(preprocessorCommand, shell=True).wait()  # noqa: S602
         # exit_code = subprocess.run(preprocessorCommand, shell=True).returncode # Maybe better for compatibility - jb
@@ -113,7 +150,7 @@ def main(args):  # noqa: D103
         #    exit(exit_code)
 
         # Run OpenSees
-        if subtype == "FemoraInput":
+        if subtype == "FemoraInput" or subtype == "SSISimulation":
             coresPerModel = samData.get("coresPerModel", 1)
             # Run OpenSees in parallel using mpirun
             if runtype == "runningLocal":