diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index f50c337..b63b2a5 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -35,6 +35,7 @@
   </component>
   <component name="PropertiesComponent"><![CDATA[{
   "keyToString": {
+    "Cargo.Test tests::reads_binary_file.executor": "Run",
     "Cargo.Test.executor": "Run",
     "RunOnceActivity.OpenProjectViewOnStart": "true",
     "RunOnceActivity.ShowReadmeOnStart": "true",
@@ -43,6 +44,7 @@
     "node.js.detected.package.tslint": "true",
     "node.js.selected.package.eslint": "(autodetect)",
     "node.js.selected.package.tslint": "(autodetect)",
+    "nodejs_package_manager_path": "npm",
     "org.rust.cargo.project.model.PROJECT_DISCOVERY": "true",
     "settings.editor.selected.configurable": "language.rust.cargo.check",
     "vue.rearranger.settings.migration": "true"
@@ -52,7 +54,24 @@
     <option name="runOnTheFly" value="true" />
     <option name="tool" value="Clippy" />
   </component>
-  <component name="RunManager">
+  <component name="RunManager" selected="Cargo.Test tests::reads_binary_file">
+    <configuration name="Test tests::reads_binary_file" type="CargoCommandRunConfiguration" factoryName="Cargo Command" temporary="true">
+      <option name="command" value="test --package libseis --lib tests::reads_binary_file -- --exact" />
+      <option name="workingDirectory" value="file://$PROJECT_DIR$" />
+      <option name="emulateTerminal" value="true" />
+      <option name="channel" value="DEFAULT" />
+      <option name="requiredFeatures" value="true" />
+      <option name="allFeatures" value="false" />
+      <option name="withSudo" value="false" />
+      <option name="buildTarget" value="REMOTE" />
+      <option name="backtrace" value="SHORT" />
+      <envs />
+      <option name="isRedirectInput" value="false" />
+      <option name="redirectInputPath" value="" />
+      <method v="2">
+        <option name="CARGO.BUILD_TASK_PROVIDER" enabled="true" />
+      </method>
+    </configuration>
     <configuration name="Test" type="CargoCommandRunConfiguration" factoryName="Cargo Command">
       <option name="command" value="test --package libseis --lib tests" />
       <option name="workingDirectory" value="file://$PROJECT_DIR$" />
@@ -70,6 +89,11 @@
         <option name="CARGO.BUILD_TASK_PROVIDER" enabled="true" />
       </method>
     </configuration>
+    <recent_temporary>
+      <list>
+        <item itemvalue="Cargo.Test tests::reads_binary_file" />
+      </list>
+    </recent_temporary>
   </component>
   <component name="RustProjectSettings">
     <option name="toolchainHomeDirectory" value="$USER_HOME$/.cargo/bin" />
@@ -83,7 +107,7 @@
       <option name="presentableId" value="Default" />
       <updated>1699837271026</updated>
       <workItem from="1699837272197" duration="15000" />
-      <workItem from="1699839160898" duration="1206000" />
+      <workItem from="1699839160898" duration="4649000" />
     </task>
     <servers />
   </component>
diff --git a/src/lib.rs b/src/lib.rs
index 1351eaf..672b737 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,11 +1,29 @@
+use std::io::Read;
 
-#[derive()]
+#[derive(Debug)]
 pub struct Gather {
     id: u16,
-    number_time_samples: u16,
-    number_traces: u16,
-    time_sampling: f32,
-    data: Vec<f32>,
+    nt: u16,
+    nx: u16,
+    dt: f32,
+    data: Vec<u8>,
+}
+
+fn read_binary_file(file_name: &str) -> Vec<u8> {
+    let mut file = std::fs::File::open(file_name).unwrap();
+    let mut buffer = Vec::new();
+    file.read_to_end(&mut buffer).unwrap();
+    buffer
+}
+
+fn load_data_into_gather(path: &str, time_sampling: f32, samples_per_trace: u16, number_of_traces: u16 ) -> Gather {
+    Gather {
+        id: 1,
+        data: read_binary_file(path),
+        dt: time_sampling,
+        nt: samples_per_trace,
+        nx: number_of_traces,
+    }
 }
 
 #[cfg(test)]
@@ -16,4 +34,11 @@ mod tests {
     fn it_works() {
         assert_eq!(2, 2);
     }
+
+    #[test]
+    fn reads_binary_file() {
+        let file_path: &str = "./resources/shot6220.bin";
+        let gather = load_data_into_gather(file_path, 0.004, 3101, 1000);
+        println!("Gather: {:?}", gather)
+    }
 }