Repair of Seawater Structures-An Overview


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Title: Repair of Seawater Structures-An Overview

Author(s): I. Leon Glassgold

Publication: Concrete International

Volume: 4

Issue: 3

Appears on pages(s): 47-56

Keywords: cofferdams; concrete durability; concrete piles; corrosion; cracking (fracturing); deterioration; inspection; marine atmospheres; prestressed con-crete; reinforced concrete; reinforcing steels; repairs; sea water; shotcrete; spalling; tremie concrete.

Date: 3/1/1982

Repair of concrete structures in a marine environment has been a serious and difficult problem since the discovery of portland cement. The advent of rein-forced concrete technology has further complicated the situation. A discussion and brief history of the problem and its causes are presented as an introduc tion to the subject. This is followed by an evaluation of the procedures required to determine need, specify technique, and implement repair. The characteristics of the various zones of repair are described according to their position relative to the tide. The types of concrete distress, classified as cracking, spalling, and