Manual de la pca

A mi me sirvio mucho.

;

Publication List

Book Contents

u

The author of thk engineering bulletin is Robert G. Packard, 1? E., principal paving engineer, Paving Transportation Department, Portland Cement Association.
This publication is intended SOLELY for use by PROF!3SIONAL PERSONNEL who we competent to evaluate the si~ificance and limitations of the information provided herein,and who wiff accept total responsibility for the application of this information. The Portland Cement Association DISCLAIMS any and all RESPONSIBILITY and LIABILITY for the accuracy of and the application of the information contained in this publication to the fulf extent permitted by law.

w
Book Contents
.—-

0 Portland Cement Asscwiation 1984, reprinted 1$95

Publication ListThickness Design for Concrete Highway and Street Pavements

P
CONTENTS
Chapter I. Introduction . . . . . . . . . . . . Applications of Design Procedures. Computer Programs Available . . . . Basis for Design . . . . . . . . . . . . . . . . . Metric Version . . . . . . . . . . . . . . . . . . Chapter 2. Design Factora . . . . . . . . Flexural Strength of Concrete . . . Subgrade and Subbase Support. Design Period . . . . . . . . . . . . . . . . Traffic . . . . . . . . . . . . . . . . . . . . . . . Projection ................. Capacity . . . . . . . . . . . . . . . . . . . ADTT . . . . . . . . . . . . . . . . . . . . . Truck Dkectional Dktribution Axle-Load Dktribution ...... Load Safety Factors . . . . . . . . . . . Chapter 3. Design Procedure (Axle-Load Data Available) . Fatigue Analysis. . . . . . . . . Erosion Analysis . . . . . . . . . Sample Problems . . . . . . . . . . . . . . . . . . .... .... .... .... .... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... ... ... ... ... . . . . . . . . . . . . . . . . . . . . . . ...3 ...3 ...4 ...4 ...4 Aggregate Interlock or Doweled Joints . . . . . ...30 User-Developed Design Tables . . . . . . . . . . . . . . ...30Appendix A. Development of Design Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . Analysis of Concrete Pavements . . . . . Jointed Pavements .............. Continuously Reinforced Pavements Truck-Load Placement . . . . . . . . . . . . . Variation in Concrete Strength . . . . . . Concrete Strength Gain with Age . . . . Warping and Curling of Concrete . . . . Fatigue . . . . . . . .. . . . . . . . . . . . . . . . . . Erosion . . . . . . . . . . . . . . . . . . . . . . . . . .

.... .... .... .... .... .... .... .... .... .... ....

.... .... .... .... .... .... .... .... .... .... ....

. ...5 . ...5 . ...6 . ...6 . ...8 .. . .8 . ...8 . ...8 ...10 ...10 ...10

..... ..... ..... .... ..... ..... . .. .. ..... ..... .....

. . . ...32 . . . ...32 . . . ...32 . . ....33 . . . ...33 . . . ...34 . . . ...34 . . . ...34 . . . ...34 . . . ...35

Appendix B. Daaign of Concrete Pavements with Lean Concrete Lower Course . . . . . . . . . . . . . ...36 fsan Ccmcrete Subbase . . . . . . . . . . . . . . . . . . . . ...36 Monolithic Pavement . . . . . . . . . . . . . . . . . . . . . . ...36 Appendix C. Analysis of Tridem Axle Loads . . . . ...39

. . . .

. . ..

. . . .

... ... ... ...

. . . .

. . . .

... ... ... ...

. . . .

. . . .

. . . .

.. .. .. ..

. . . .

...11 ...11 ...11 ...13

Appendix D. Estimating Traffic Volume by Capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...42 Appendix E. References . . . . . . . . . . . . . . . . . . . . . . ...44 Daaign Worksheet for Reproduction . . . . .. . . . . . ...47

Chapter 4. Simplified Design Procedure (Axle-Load Data Not Available) . . . . . . Sample Problems . . . . . . . . . . . . . . . . Comments on Simplified Procedure . Modulus of Rupture . . . . . . . . . . . . Design Period . . . . . . . . . . . . . . . . .

. . . . .

.... .... .... .... ....

. . . . .

. . . . .

. . ...23 . . ...30 . . ...30 . . ...30 . . ...30...