Please use this identifier to cite or link to this item: https://hdl.handle.net/11681/4421
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dc.contributorRepair, Evaluation, Maintenance, and Rehabilitation Research Program (U.S.)-
dc.contributor.authorBullock, Rupert E.-
dc.contributor.authorFoltz, Stuart D.-
dc.date.accessioned2016-03-16T21:52:05Z-
dc.date.available2016-03-16T21:52:05Z-
dc.date.issued1995-09-
dc.identifier.urihttp://hdl.handle.net/11681/4421-
dc.descriptionTechnical Report-
dc.descriptionAbstact: The purpose of this report is to describe a proposed system for detennining a condition index (CI) that numerically rates the condition of the concrete in a gravity dam monolith, retaining wall, or spillway on a scale of 1 to 100 by evaluating each concrete distress objectively. The rating system described herein allows the CI to be determined by the use of a visual investigation with limited equipment. The rating is related primarily to structural integrity and secondarily to serviceability. The CI procedure was developed by assigning deduct values to defects which include the following distress categories: alignment. cracking (checking, D-cracking, pattern, horizontal, vertical and transverse, vertical and horizontal, diagonal, random, and longitudinal floor), deposits, leakage, steel deterioration (corrosion stains, reinforcing, prestressing, and armor), and volume loss (abrasion, honeycomb, pop-outs, scaling, spalling, and disintegration). The deduct values are, in part, subtracted from 100 to establish the CI. Primary deduct values were determined with the intent of obtaining a CI of 40 when deterioration of a concrete monolith caused the safety of that monolith to become questionable. Nominal deduct values were assigned for defects in serviceability. The CI should be determined on at least one of each type of monolith and the more distressed monoliths. At least 20 percent of the monoliths should be rated.-
dc.publisherConstruction Engineering Research Laboratory (U.S.)-
dc.publisherEngineer Research and Development Center (U.S.)-
dc.relationhttp://acwc.sdp.sirsi.net/client/en_US/search/asset/1004748-
dc.rightsApproved for public release; distribution is unlimited.-
dc.sourceThis Digital Resource was created from scans of the Print Resource-
dc.subjectCondition rating-
dc.subjectCondition indexes-
dc.subjectCI-
dc.subjectMaintenance-
dc.subjectRepairs-
dc.subjectGravity dams-
dc.subjectRetaining walls-
dc.subjectSpillways-
dc.subjectConcrete construction-
dc.subjectManagement-
dc.titleREMR management systems--navigation and reservoir structures : condition rating procedures for concrete in gravity dams, retaining walls, and spillways-
dc.typeReporten_US
Appears in Collections:Technical Report

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