ACI PRC-362.2-21: Parking Structure Structural Maintenance - Guide

Description

This guide assists parking structure owners, operators, and the consultants who advise them and who develop maintenance recommendations as required by ACI 562, in developing preventive maintenance programs for parking structures. It presents typical maintenance concerns and suggests ways of addressing them. The guide summarizes information regarding structural, operational, aesthetic, and routine maintenance for parking structures. Design

suggestions to minimize maintenance are also included. A structural maintenance checklist of specific recommended tasks and references to other publications with information related to the structural maintenance of parking structures is included. Refer to ACI 362.1R for more complete information regarding design issues related to the performance of a parking structure.

Keywords:

condition appraisal; construction joints; contraction joints; corrosion; cracking; durability; expansion joints; isolation joints; leakage; maintenance; membrane; parking structure; post-tensioning; precast; prestressed; ramp; scaling; sealant; sealer; snow removal; spalling.

Document Details

Author: ACI Committee 362

Publication Year: 2021

Pages: 26

ISBN: 9781641951555

Formats: Protected PDF/Web View

Table of Contents

CHAPTER 1—INTRODUCTION, p. 2

CHAPTER 2—DETERIORATION ASSOCIATED WITH PARKING STRUCTURES, p. 2

2.1—Deterioration of concrete, p. 3

2.2—Deterioration of specific structural elements, p. 6

CHAPTER 3—PROTECTION SYSTEMS, p. 8

3.1—Contraction and construction joint sealants, p. 8

3.2––Seals for isolation joints and expansion joints, p. 9

3.3—Concrete sealers, p. 9

3.4—Elastomeric, traffic-bearing membranes, p. 10

3.5—Asphaltic overlay membrane systems, p. 11

3.6—Membrane systems with noncomposite wearing course, p. 12

3.7—Cathodic protection systems, p. 12

CHAPTER 4—GENERAL MAINTENANCE CONSIDERATIONS, p. 13

4.1—Housekeeping and cleaning requirements, p. 13

4.2—Drains and drainage, p. 13

4.3—Snow removal and ice control, p. 14

4.4—Other operational maintenance, p. 14

4.5—Aesthetic-related maintenance, p. 14

4.6—Maintenance of structural systems, p. 14

4.7—Barrier cable systems, p. 15

CHAPTER 5—DEVELOPING A MAINTENANCE PROGRAM, p. 15

5.1—Project maintenance manual, p. 15

5.2—Preventive maintenance, p. 15

5.3—Periodic observations, p. 16

5.4—Condition assessments, p. 17

CHAPTER 6––PARKING STRUCTURE SERVICE LIFE, p. 17

6.1—Definition of service life, p. 17

6.2—Effect of maintenance on service life, p. 18

6.3—Life cycle cost analysis to compare repair and maintenance alternatives, p. 18

CHAPTER 7—REFERENCES, p. 19

Authored references, p. 19

APPENDIX A—SNOW REMOVAL, p. 19

APPENDIX B—DEICING PROCEDURES, p. 20

APPENDIX C—CHECKLIST FOR STRUCTURAL OBSERVATION OF PARKING STRUCTURES, p. 20

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