This data is the operation instruction for railway bridge and culvert construction supervision, in word format, 39 pages in total. Contents: Section I, Section II of Supervision Procedure, Section III of Open cut Foundation, Section IV of Bored Pile Foundation, Section V of Pile Foundation Cap Quality Control, Section VI of Pier and Abutment Quality Control, Section VII of Beam Quality Control, Section VIII of Bearing, Open Deck and Bridge Accessories