工程施工放样已经知道各个点的坐标要怎么放样?

2024-10-31 17:10:18
推荐回答(4个)
回答(1):

1、进行线路放样之前,需要对照对道路设计成果的正确性进行检查。放样之前亦需要对工程进行校正。

2、如要放样,则输入放样点的坐标(X,Y,Z)进行放样。

3、旋转仪器,使△Hz=0,照准棱镜后,根据所测平距离前后调整棱镜位置,最后使△D=0△Hz=0.这样,一个点就放完。

4、如要进行碎部测量,仪器照准棱镜所在位置可直接测量。

5、施工放样把设计图纸上工程建筑物的平面位置和高程,用一定的测量仪器和方法测设到实地上去的测量工作称为施工放样也称施工放线。

扩展资料

1、需注意的是基础线放线完成后要自检、互检、最后同监理共同验收,确认无误后方可开始钢筋绑扎施工。

2、施工时先放主轴线,这样再放墙柱线时要容易很多。主要是对墙柱等细部位置的校正,因为细节往往会出现小错误的地方。

3、为了控制基槽开挖深度,当基槽开挖接近槽底时,在基槽壁上自拐角开始,每隔3~5m测设一根比槽底设计高程提高0.3~0.5m的水平桩,作为挖槽深度、修平槽底和打基础垫层的依据。

参考资料来源:百度百科-放样

回答(2):

1、找个视线好的点A/B设站,后视,放样就行了,大地坐标和施工坐标就是一个坐标系的转换。
2、一般来说,建立施工坐标的同时我们会考虑两个坐标系的转换,比如,依据构件的轴线建立施工坐标的话,会把控制点设置为大地坐标的控制点,直接测量出其施工坐标,这样后期好换算。

回答(3):

首先先把仪器的站点坐标输进去,还有后视点坐标。可以先把放样点的坐标输进去。
然后架设仪在站点上,对中调平后观测后视点照准,然后切换的放样上,调出坐标进行放样
方位角以及距离基本上是用不着的

回答(4):

用全站仪放样。对中整平、建站、已知点建站、输入站点编号或坐标确认;照准后视点菱镜确认;放样、输入待放样点坐标确认、转动仪器到水平角的差值为零、指挥执菱镜人到目镜十字线中心位置、照准菱镜中心按测量1或测量2指挥菱镜移动、直到角度差和距离差值都为零时菱镜所在点就是要放样的点、打桩标识放样结束。

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