A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
BRIDGE ABUTMENT PLACEMENT POSITION EXAMINATION SUPPORT DEVICE, BRIDGE ABUTMENT PLACEMENT POSITION EXAMINATION SUPPORT SYSTEM, AND BRIDGE ABUTMENT PLACEMENT POSITION EXAMINATION SUPPORT PROGRAM
To calculate and output bridge abutment placement positions.SOLUTION: It includes abutment placement means for placing an abutment model at a measurement point position on a road alignment, road surface generation means for generating a road surface based on a road center line, road surface moving means for moving the road surface by the height of the bridge abutment and moving the road surface by the bridge seat width + front footing width in a direction perpendicular to the front of the bridge abutment model, terrain surface moving means for copying the terrain surface around the measurement point position of the bridge abutment model and moving it in a direction perpendicular to the footing, polyline generation means for identifying an intersection position between the moved road surface and the moved terrain surface and generating a polyline at the intersection position, shortest distance obtaining means for obtaining the shortest distance between the polyline and the front surface of the footing of the bridge abutment model, placement position determining means for changing the measurement point position of the bridge abutment model so that the front surface of the footing is located at the obtained shortest distance position, and determining the measurement point position as a placement position according to the height of the bridge abutment.SELECTED DRAWING: Figure 1
【課題】橋台の配置位置を計算して出力すること。【解決手段】道路線形上の測点位置に橋台モデルを配置する橋台配置手段と、道路中心線に基づいて路面サーフェスを作成する路面サーフェス作成手段と、路面サーフェスを、橋台の高さ分移動させ、橋台モデルの前面の直角方向に橋座幅＋前フーチング幅分移動させる路面サーフェス移動手段と、橋台モデルの測点位置周辺の地形サーフェスをコピーして、フーチングの直角方向に移動させる地形サーフェス移動手段と、移動された路面サーフェスと移動された地形サーフェスとの交差位置を特定し、交差位置にポリラインを作成するポリライン作成手段と、ポリラインと橋台モデルのフーチング前面との間の最短距離を取得する最短距離取得手段と、取得された最短距離位置にフーチング前面がくるように橋台モデルの測点位置を変更し、測点位置をその橋台の高さに応じた配置位置として決定する配置位置決定手段とを備える。【選択図】図１
BRIDGE ABUTMENT PLACEMENT POSITION EXAMINATION SUPPORT DEVICE, BRIDGE ABUTMENT PLACEMENT POSITION EXAMINATION SUPPORT SYSTEM, AND BRIDGE ABUTMENT PLACEMENT POSITION EXAMINATION SUPPORT PROGRAM
To calculate and output bridge abutment placement positions.SOLUTION: It includes abutment placement means for placing an abutment model at a measurement point position on a road alignment, road surface generation means for generating a road surface based on a road center line, road surface moving means for moving the road surface by the height of the bridge abutment and moving the road surface by the bridge seat width + front footing width in a direction perpendicular to the front of the bridge abutment model, terrain surface moving means for copying the terrain surface around the measurement point position of the bridge abutment model and moving it in a direction perpendicular to the footing, polyline generation means for identifying an intersection position between the moved road surface and the moved terrain surface and generating a polyline at the intersection position, shortest distance obtaining means for obtaining the shortest distance between the polyline and the front surface of the footing of the bridge abutment model, placement position determining means for changing the measurement point position of the bridge abutment model so that the front surface of the footing is located at the obtained shortest distance position, and determining the measurement point position as a placement position according to the height of the bridge abutment.SELECTED DRAWING: Figure 1
【課題】橋台の配置位置を計算して出力すること。【解決手段】道路線形上の測点位置に橋台モデルを配置する橋台配置手段と、道路中心線に基づいて路面サーフェスを作成する路面サーフェス作成手段と、路面サーフェスを、橋台の高さ分移動させ、橋台モデルの前面の直角方向に橋座幅＋前フーチング幅分移動させる路面サーフェス移動手段と、橋台モデルの測点位置周辺の地形サーフェスをコピーして、フーチングの直角方向に移動させる地形サーフェス移動手段と、移動された路面サーフェスと移動された地形サーフェスとの交差位置を特定し、交差位置にポリラインを作成するポリライン作成手段と、ポリラインと橋台モデルのフーチング前面との間の最短距離を取得する最短距離取得手段と、取得された最短距離位置にフーチング前面がくるように橋台モデルの測点位置を変更し、測点位置をその橋台の高さに応じた配置位置として決定する配置位置決定手段とを備える。【選択図】図１
BRIDGE ABUTMENT PLACEMENT POSITION EXAMINATION SUPPORT DEVICE, BRIDGE ABUTMENT PLACEMENT POSITION EXAMINATION SUPPORT SYSTEM, AND BRIDGE ABUTMENT PLACEMENT POSITION EXAMINATION SUPPORT PROGRAM
橋台の配置位置検討支援装置、橋台の配置位置検討支援システム、および橋台の配置位置検討支援プログラム
NAGAO MITSUHIRO (author)
2023-10-16
Patent
Electronic Resource
Japanese
IPC:
E01D
BRIDGES
,
Brücken
Bridge abutment and bridge abutment design and construction method
| European Patent Office | 2021