qa. JOHNSTON ATOLL F&SNO. TITLE 02075 USER SUPPORT Tide Gage House STRUCTURE /FACILITY NO. ESSA B00 SCIENTIFIC STATION NO. 2 Foo FUNDING AGENCY ($000) ENGR PROC CONST TOTAL FURN Costs prior to 1963 COMPLETED DESCRIPTION The existing Tide Gage House is a 6 x 6-ft. wood frame building situated at the end of a 30-ft. pier over the open ocean. Inside the building is the upper end of a l2-in. pipe that extends from the ocean bottom and is used for obtaining steady tide level readings. Approximately 8-ft. of the lower end of the pipe is perforated with holes, above which is a l-in. orifice plate. DRAWINGS: JS 91-038-5S2.A JS91-038-S3.A 2-69 JS 91-038-S100.A VOLI April 1969