一、概况丹东石油化工厂三千吨级油轮码头在完成了可研、勘测、设计阶段的工作之后,于九二年春进入了建设施工阶段。贯穿施工过程的一项很重要的工作,就是施工测量。在概念上讲,施工测量包括施工放样和竣工测量。施工放样就是把精心设计在图纸上的建筑物,通过测量的手段,把它准确地布置在地面相应的位置上,以便施工。在工作程序上讲,和地形测图一样。施工放样测量也是遵循“先整体、后局部”的原则,即 I. Overview Dandong Petrochemical Factory 3000-tonnage tanker terminal in the feasibility study, survey and design phase of the work, in the spring of 1992 entered the construction phase. A very important task throughout the construction process is construction measurement. Conceptually, construction measurements include construction stakeout and completion measurements. Construction lofting is carefully designed drawings on the building, by means of measurement, it is accurately arranged in the ground corresponding position for construction. In terms of working procedures, and the topography of the same. Construction stakeout measurement is to follow the “first overall, after the local” principle, that is