UNITED STATES DEPARTMENT OF AGRICULTURE 

 BULLETIN No. 373 



Contribution from the Office of Public Roads and Rural Ehigineering 

 LOGAN WALLER PAGE, Director 



Washington, D. C. 



PROFESSIONAL PAPER 



August 25, 1916 



BRICK ROADS 



By 



VERNON M. PEIRCE, Chief of Construction, and 

 CHARLES H. MOOREFIELD, Senior Highway Engineer 



CONTENTS 



Introduction 1 



The Raw Materials 2 



The Manufacture 3 



Physical Characteristics 4 



Testing the Brick 5 



Construction 8 



" Monolithic " Brick Pavements ... 21 



Cost of Brick Pavements 22 



Maintenance for Brick Pavements ... 24 



Conclusion 25 



Appendix A 26 



Appendix B ■ ■ . . 34 



WASHINGTON 



GOVERNMENT PRINTING OFFICE 



1916 



