diff --git a/src/components/floor-plan/modal/circuitTrestle/CircuitTrestleSetting.jsx b/src/components/floor-plan/modal/circuitTrestle/CircuitTrestleSetting.jsx
index daf0977a..9e263a2c 100644
--- a/src/components/floor-plan/modal/circuitTrestle/CircuitTrestleSetting.jsx
+++ b/src/components/floor-plan/modal/circuitTrestle/CircuitTrestleSetting.jsx
@@ -233,7 +233,6 @@ export default function CircuitTrestleSetting({ id }) {
         ...getOptYn(),
         useModuleItemList: getUseModuleItemList(),
         roofSurfaceList: getRoofSurfaceList().map((surface) => {
-          console.log(surface.moduleList)
           return {
             ...surface,
             moduleList: surface.moduleList.map((module) => {
diff --git a/src/hooks/module/useTrestle.js b/src/hooks/module/useTrestle.js
index c4e456a9..20e8b4ac 100644
--- a/src/hooks/module/useTrestle.js
+++ b/src/hooks/module/useTrestle.js
@@ -54,16 +54,20 @@ export const useTrestle = () => {
         let isSnowGuard = construction.setupSnowCover
         const direction = parent.direction
         const rack = surface.trestleDetail.rack
-        let { rackQty, rackIntvlPct, rackYn, cvrPlvrYn } = surface.trestleDetail
+        let { rackQty, rackIntvlPct, rackYn, cvrPlvrYn, lessSupFitIntvlPct, lessSupFitQty } = surface.trestleDetail
 
-        if (!rack) {
+        if (!rack && lessSupFitIntvlPct === 0 && lessSupFitQty === 0) {
           //25/02/06 가대없음의 경우 랙정보가 없음
           return
         }
 
-        const rackInfos = Object.keys(rack).map((key) => {
-          return { key, value: rack[key] }
-        })
+        let rackInfos = []
+
+        if (rack) {
+          rackInfos = Object.keys(rack).map((key) => {
+            return { key, value: rack[key] }
+          })
+        }
 
         const result = calculateForApi(surface)
 
@@ -1318,9 +1322,9 @@ export const useTrestle = () => {
   //랙 없음 인 경우 지지금구 설치
   const installBracketWithOutRack = (surface, exposedBottomModules, leftExposedHalfBottomModules, rightExposedHalfBottomPoints, isChidory) => {
     let { rackQty, rackIntvlPct, moduleIntvlHor, moduleIntvlVer, lessSupFitQty, lessSupFitIntvlPct } = surface.trestleDetail
+    rackQty = lessSupFitQty
+    rackIntvlPct = lessSupFitIntvlPct
     const direction = surface.direction
-    rackQty = 3
-    rackIntvlPct = 10
 
     canvas.renderAll()
     exposedBottomModules.forEach((module) => {
@@ -1472,13 +1476,13 @@ export const useTrestle = () => {
       canvas.add(bracket)
       canvas.renderAll()
       if (direction === 'south') {
-        startPointY -= height + moduleIntvlVer
+        startPointY -= height
       } else if (direction === 'north') {
-        startPointY += height + moduleIntvlVer
+        startPointY += height
       } else if (direction === 'east') {
-        startPointX -= width + moduleIntvlHor
+        startPointX -= width
       } else if (direction === 'west') {
-        startPointX += width + moduleIntvlHor
+        startPointX += width
       }
     }
   }