Inspectors construction manual on earthwork and flexible bases. 

 - Texas :   Texas Highway Department,   1952. 
 - 40 p. ;   il.  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CONSTRUCCION DE CARRETERAS<br/>MOVIMIENTOS DE TIERRA
<br/><br/><label>Universal Decimal Class. No.: </label>625.72