diff --git a/pav-server/src/main/java/com/palnet/comn/utils/AirAreaUtils.java b/pav-server/src/main/java/com/palnet/comn/utils/AirAreaUtils.java
new file mode 100644
index 00000000..e9fa5196
--- /dev/null
+++ b/pav-server/src/main/java/com/palnet/comn/utils/AirAreaUtils.java
@@ -0,0 +1,374 @@
+package com.palnet.comn.utils;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.locationtech.jts.geom.Coordinate;
+import org.locationtech.jts.geom.Geometry;
+import org.locationtech.jts.geom.GeometryFactory;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+// TODO areaUtils, airspaceUtils merge
+// TODO airspaceUtils의 검증 관련 로직은 해당 표시에서 적용.
+@Slf4j
+public class AirAreaUtils {
+
+    private final String RESOURCE_BASE_PATH = "air/airspace/";
+    private final String COMMON_PATH = "common/";
+    private final String CUSTOM_PATH = "custom/";
+    private final String SUFFIX_FILE_NAME = "Area.json";
+
+    private Map<String, List<FeatureInfo>> airAreaMap;
+    private GeometryFactory geometryFactory;
+
+    private AirAreaUtils() {
+        log.info("===== AirAreaUtils init =====");
+        this.init();
+    }
+
+    public static AirAreaUtils getInstance() {
+        return LazyHolder.INSTANCE;
+    }
+
+    private static class LazyHolder {
+        private static final AirAreaUtils INSTANCE = new AirAreaUtils();
+    }
+
+    // TODO 초기화
+    private void init() {
+        geometryFactory = new GeometryFactory();
+        // TODO 데이터 로드
+    }
+
+    /**
+     * air area와 중복 여부(고도 무시)
+     *
+     * @param targetfeatureInfo
+     * @return
+     */
+    public boolean isDuplicatedAirAreaIgnoreElev(FeatureInfo targetfeatureInfo) {
+        return isDuplicatedAirAreaIgnoreElev(targetfeatureInfo, AirAreaType.ALL);
+    }
+
+    /**
+     * air area와 중복 여부(고도 무시)
+     *
+     * @param targetFeatureInfo
+     * @param airAreaType
+     * @return
+     */
+    public boolean isDuplicatedAirAreaIgnoreElev(FeatureInfo targetFeatureInfo, AirAreaType airAreaType) {
+        if (targetFeatureInfo == null) return false;
+        if (airAreaMap == null || airAreaMap.isEmpty()) {
+            log.warn("airAreaMap is empty");
+            return false;
+        }
+        if (airAreaType == null) airAreaType = AirAreaType.ALL;
+
+        Geometry targetGeometry = targetFeatureInfo.getGeometry();
+        if (targetGeometry == null) return false;
+
+        List<FeatureInfo> duplicatedAirAreaFeatureInfos = getDuplicatedAirAreaIgnoreElev(targetFeatureInfo, airAreaType);
+
+        return !duplicatedAirAreaFeatureInfos.isEmpty();
+    }
+
+    /**
+     * air area와 중복 여부(고도 포함)
+     *
+     * @param featureInfo
+     * @return
+     */
+    public boolean isDuplicatedAirArea(FeatureInfo featureInfo) {
+        return isDuplicatedAirArea(featureInfo, AirAreaType.ALL);
+    }
+
+    /**
+     * air area와 중복 여부(고도 포함)
+     *
+     * @param targetFeatureInfo
+     * @param airAreaType
+     * @return
+     */
+    public boolean isDuplicatedAirArea(FeatureInfo targetFeatureInfo, AirAreaType airAreaType) {
+        if (targetFeatureInfo == null) return false;
+        if (airAreaMap == null || airAreaMap.isEmpty()) {
+            log.warn("airAreaMap is empty");
+            return false;
+        }
+        if (airAreaType == null) airAreaType = AirAreaType.ALL;
+
+        List<FeatureInfo> duplicatedAirAreaFeatureInfos = getDuplicatedAirArea(targetFeatureInfo, airAreaType);
+        return !duplicatedAirAreaFeatureInfos.isEmpty();
+    }
+
+    /**
+     * 중복되는 air area FeatureInfo 반환(고도 무시)
+     *
+     * @param targetFeatureInfo
+     * @return
+     */
+    public List<FeatureInfo> getDuplicatedAirAreaIgnoreElev(FeatureInfo targetFeatureInfo) {
+        return getDuplicatedAirAreaIgnoreElev(targetFeatureInfo, AirAreaType.ALL);
+    }
+
+    /**
+     * 중복되는 air area FeatureInfo 반환(고도 무시)
+     *
+     * @param targetFeatureInfo
+     * @param airAreaType
+     * @return
+     */
+    public List<FeatureInfo> getDuplicatedAirAreaIgnoreElev(FeatureInfo targetFeatureInfo, AirAreaType airAreaType) {
+        Geometry targetGeometry = targetFeatureInfo.getGeometry();
+        if (targetGeometry == null) return new ArrayList<>();
+
+        List<FeatureInfo> airAreaFeatureInfos = null;
+        if (AirAreaType.ALL == airAreaType) {
+            airAreaFeatureInfos = airAreaMap.values().stream()
+                    .flatMap(List::stream)
+                    .collect(Collectors.toList());
+        } else {
+            airAreaFeatureInfos = airAreaMap.get(airAreaType.getCode());
+        }
+
+        return airAreaFeatureInfos.stream()
+                .filter(airAreaFeatureInfo -> {
+                    Geometry airAreaGeometry = airAreaFeatureInfo.getGeometry();
+                    if (airAreaGeometry == null) return false;
+                    return airAreaGeometry.intersects(targetGeometry);
+                })
+                .collect(Collectors.toList());
+    }
+
+    /**
+     * 중복되는 air area FeatureInfo 반환(고도 포함)
+     *
+     * @param targetFeatureInfo
+     * @return
+     */
+    public List<FeatureInfo> getDuplicatedAirArea(FeatureInfo targetFeatureInfo) {
+        return getDuplicatedAirArea(targetFeatureInfo, AirAreaType.ALL);
+    }
+
+    /**
+     * 중복되는 air area FeatureInfo 반환(고도 포함)
+     *
+     * @param targetFeatureInfo
+     * @param airAreaType
+     * @return
+     */
+    public List<FeatureInfo> getDuplicatedAirArea(FeatureInfo targetFeatureInfo, AirAreaType airAreaType) {
+        List<FeatureInfo> duplicatedAirAreaFeatureInfosIgnoreElev = getDuplicatedAirAreaIgnoreElev(targetFeatureInfo, airAreaType);
+        final double targetHighElev = targetFeatureInfo.getHighElev() != null ? targetFeatureInfo.getHighElev() : 0D;
+        return duplicatedAirAreaFeatureInfosIgnoreElev.stream().filter(airAreaFeatureInfo -> {
+            final double airAreaHighElev = airAreaFeatureInfo.getHighElev() != null ? airAreaFeatureInfo.getHighElev() : 0D;
+            return targetHighElev <= airAreaHighElev;
+        }).collect(Collectors.toList());
+    }
+
+    /**
+     * FeatureInfo 생성
+     *
+     * @param coordinates
+     * @return
+     */
+    public FeatureInfo craeteFeatureInfo(List<Coordinate> coordinates) {
+        return craeteFeatureInfo(coordinates, GeometryType.POLYGON, null);
+    }
+
+    /**
+     * FeatureInfo 생성
+     *
+     * @param coordinates
+     * @param geometryType
+     * @param highElev
+     * @return
+     */
+    public FeatureInfo craeteFeatureInfo(List<Coordinate> coordinates, GeometryType geometryType, Double highElev) {
+        return craeteFeatureInfo(coordinates, geometryType, null, null, null, highElev);
+    }
+
+    /**
+     * FeatureInfo 생성
+     *
+     * @param coordinates
+     * @param geometryType
+     * @param name
+     * @param description
+     * @param type
+     * @param highElev
+     * @return
+     */
+    public FeatureInfo craeteFeatureInfo(List<Coordinate> coordinates, GeometryType geometryType, String name, String description, String type, Double highElev) {
+        return craeteFeatureInfo(coordinates, geometryType, name, description, type, null, highElev, true);
+    }
+
+    /**
+     * FeatureInfo 생성
+     *
+     * @param coordinates
+     * @param geometryType
+     * @param name
+     * @param description
+     * @param type
+     * @param lowElev
+     * @param highElev
+     * @param isUse
+     * @return
+     */
+    public FeatureInfo craeteFeatureInfo(List<Coordinate> coordinates, GeometryType geometryType, String name, String description, String type, Double lowElev, Double highElev, boolean isUse) {
+        Geometry geometry = createGeometryByCoordinate(coordinates, geometryType);
+        return FeatureInfo.builder()
+                .name(name)
+                .description(description)
+                .type(type)
+                .lowElev(lowElev)
+                .highElev(highElev)
+                .isUse(isUse)
+                .geometry(geometry)
+                .build();
+    }
+
+    /**
+     * Geometry 생성
+     * 좌표 목록과 GeometryType을 이용하여 Geometry 생성
+     *
+     * @param target
+     * @param type
+     * @return
+     */
+    public Geometry createGeometryByCoordinate(List<Coordinate> target, GeometryType type) {
+        if (target == null || target.isEmpty()) return null;
+
+        if (type == null) {
+            if (target.size() == 1) {
+                type = GeometryType.POINT;
+            } else if (target.size() == 2) {
+                type = GeometryType.LINESTRING;
+            } else {
+                type = GeometryType.POLYGON;
+            }
+        }
+
+        Geometry geometry = null;
+        if (GeometryType.POLYGON == type) {
+            if (target.get(0) != target.get(target.size() - 1)) {
+                target.add(target.get(0));
+            }
+            geometry = this.geometryFactory.createPolygon(target.toArray(new Coordinate[0]));
+        } else if (GeometryType.LINESTRING == type) {
+            geometry = this.geometryFactory.createLineString(target.toArray(new Coordinate[0]));
+        } else if (GeometryType.POINT == type) {
+            geometry = this.geometryFactory.createPoint(target.get(0));
+        }
+        return geometry;
+    }
+
+
+    @Data
+    @NoArgsConstructor
+    @AllArgsConstructor
+    @Builder
+    public static class FeatureInfo {
+        private String name;
+        private String description;
+        private String type;
+        private Double lowElev;
+        private Double highElev;
+        private boolean isUse;
+        private Geometry geometry;
+    }
+
+    /**
+     * AirAreaType - 모두, 김포
+     */
+    public enum AirAreaType {
+        ALL("all"),
+        GIMPO("gimpo");
+
+        private final String code;
+
+        @JsonValue
+        public String getCode() {
+            return code;
+        }
+
+        AirAreaType(String code) {
+            this.code = code;
+        }
+
+        @JsonCreator
+        public static AirAreaType fromCode(String code) {
+            for (AirAreaType type : AirAreaType.values()) {
+                if (type.code.equals(code)) {
+                    return type;
+                }
+            }
+            log.warn("Unknown AirAreaType code: {}", code);
+            return null;
+        }
+    }
+
+    /**
+     * GeometryType - Point, LineString, Polygon
+     */
+    public enum GeometryType {
+        POINT("Point"),
+        LINESTRING("LineString"),
+        POLYGON("Polygon");
+//        MULTIPOINT("MultiPoint"),
+//        MULTILINESTRING("MultiLineString"),
+//        MULTIPOLYGON("MultiPolygon"),
+//        GEOMETRYCOLLECTION("GeometryCollection");
+
+        private final String code;
+
+        @JsonValue
+        public String getCode() {
+            return code;
+        }
+
+        GeometryType(String code) {
+            this.code = code;
+        }
+
+        @JsonCreator
+        public static GeometryType fromCode(String code) {
+            for (GeometryType type : GeometryType.values()) {
+                if (type.code.equals(code)) {
+                    return type;
+                }
+            }
+            log.warn("Unknown GeometryType code: {}", code);
+            return null;
+        }
+    }
+
+    // TODO 가장 가까운 거리 반환
+
+
+
+    public static void main(String[] args) {
+        AirAreaUtils utils = AirAreaUtils.getInstance();
+        log.info("utils: {}", utils);
+        AirAreaUtils utils2 = AirAreaUtils.getInstance();
+        log.info("utils2: {}", utils2);
+        log.info("utils == utils2: {}", utils == utils2);
+
+        List<Integer> list = List.of(1, 2, 3, 4, 5);
+        boolean b = list.stream().anyMatch(i -> i == 3);
+        log.info("b:: {}", b);
+        List<Integer> list2 = new ArrayList<>();
+        boolean b2 = list2.stream().anyMatch(i -> i == 3);
+        log.info("b2:: {}", b2);
+    }
+}
diff --git a/pav-server/src/main/java/com/palnet/comn/utils/AirspaceUtils.java b/pav-server/src/main/java/com/palnet/comn/utils/AirspaceUtils.java
index cb94329b..abb30bf8 100644
--- a/pav-server/src/main/java/com/palnet/comn/utils/AirspaceUtils.java
+++ b/pav-server/src/main/java/com/palnet/comn/utils/AirspaceUtils.java
@@ -56,7 +56,7 @@ public class AirspaceUtils {
         private static final AirspaceUtils INSTANCE = new AirspaceUtils();
     }
 
-    // 공영 중복 검사 - 고도x
+    // 공역 중복 검사 - 고도x
     public boolean isDuplicatedAirspace(FeatureInfo target) {
         Geometry targetGeometry = target.getGeometry();
 
@@ -70,7 +70,7 @@ public class AirspaceUtils {
         });
     }
 
-    // 공영 중복 검사 - 고도x
+    // 공역 중복 검사 - 고도x
     public boolean isDuplicatedAirspace(FeatureInfo target, AirspaceType airspaceType) {
         Geometry targetGeometry = target.getGeometry();