获取所有桥梁上部结构和桥面，以及他们的状态等级

{
  "data": [
    {
      "id": 0,
      "roadName": "",
      "span": "",
      "area": "",
      "maintenanceUnit": "",
      "mainBeamForm": "",
      "form": "",
      "constructionUnit": "",
      "mainBeamSize": "",
      "elevation": 0,
      "designUnit": "",
      "mainBeamNumber": 0,
      "coverBeamSize": "",
      "supervisionUnit": "",
      "beamType": "",
      "supportTypeDistance": "",
      "plateSize": "",
      "pileSizeNumber": "",
      "structureType": "",
      "expansionJointType": "",
      "designLoad": "",
      "expansionJointNumber": 0,
      "bridgeDeckElevation": 0,
      "baseElevation": 0,
      "orthogonalAngle": "",
      "bottomElevationBeam": 0,
      "capSize": "",
      "bridgeSpans": "",
      "mainBridgeLongitudinalSlope": "",
      "spanCombination": "",
      "mainBridgeCrossSlope": "",
      "bridgeSurfaceArea": "",
      "longitudinalSlopeApproachBridge": "",
      "thicknessRetainingPlate": "",
      "totalLengthBridge": 0,
      "archBridgeAspectRatio": "",
      "wingWallType": "",
      "totalWidthBridge": "",
      "totalCost": 0,
      "wingWallNumber": 0,
      "clearWidthRoadway": 0,
      "totalLengthRailing": 0,
      "waterSupplyPipe": "",
      "clearWidthSidewalk": 0,
      "railingStructure": "",
      "gasPipe": "",
      "roadClass": "",
      "endPillarSize": 0,
      "designRiverbedElevation": "",
      "typeShoreProtection": "",
      "communicationCable": "",
      "waterLevel": "",
      "slopeRetainingWall": "",
      "bid": 0,
      "bridgeSuperstructure": "",
      "deck": "",
      "superstructureLevel": "",
      "deckLevel": ""
    }
  ],
  "code": 0,
  "msg": ""
}