Resolution file based on the construction method of the present invention (a) the internal is configured the ballast is formed filled with water in a tank divided into compartments, the hollow through hole vertically from the central portion is formed, the drag anchor mooring lines configured to end after the active winch which is connected to lock the file in the hollow of the pants are configured to the upper at least three steps of: moving the tow afloat the pants in water; (B) after releasing the mooring lines of the active winch at the top of the trousers down to drag the anchor into the water floor, the said active winch interface with each other and adjust the tension of the line moored to keep the balance of the trousers, and while holding the trousers, the file the method comprising the support through to the hollow of the trousers down to the water bottom; (C) fixing the lifting of bottom lifter in accordance with the file after the fall, a lifting file pants; (D) at the lower end of the fixed file to the punching device abutting with the end of the file, the method comprising drilling the underwater bottom and penetration by pushing the file to the weight of the pants; Platform raised above the water, which consists, including, to take advantage of the file by weight of its own weight and the bottom of the internal ballast of the pants to the construction equipment of the press; (h) to pull the pants after the file installation is completed and removing from the file through the construction according to the file type based on the construction for the offshore construction can minimize the impact of marine equipment operating in the maritime and meteorological conditions have a significant impact on the construction environment (wind, waves, birds).