Installation method of ship anchor and mooring equipment complete cross section stage

The invention relates to an installation method of a ship anchor and mooring equipment complete cross section stage. The installation method of the ship anchor and mooring equipment complete cross section stage includes the following steps that S1, small subsection construction of curved surfaces of a bow and a stern is carried out, and pre-selection blanking and small group vertical assembly welding of the curved sections of the bow and the stern are carried out; S2, a product ship curved surface small subsection platform is closed to form a bow and stern large complete cross section; S3, precision control and quality assurance and data measurement of the bow and stern large complete cross section are carried out, welding of seams of the bow and stern large complete cross section at a total assembly hull is finished, deck water and fire are timely corrected, the stress concentration unevenness is eliminated, and application inspection is carried out to an accuracy management and quality assurance department;