MATERIAL PROPERTIES: CLASS PCC05062 SHALL BE USED FOR PRECAST BOX CULVERT UNITS AND PRECAST CONCRETE BAFFLES. REINFORCEMENT: ALL STEEL REINFORCING BARS IN BOX CULVERT UNITS SHALL CONFORM TO ASTM A615, GRADE 60 (Fy = 60 KSI) AND SHALL BE GALVANIZED IN ACCORDANCE WITH ASTM A767, CLASS 1. THE FIRST DIMENSION FOR THE BOX CULVERT IS WIDTH, SECOND DIMENSION IS HEIGHT. CONCRETE COVER: COVER IN THE PRECAST CONCRETE BOX CULVERT SHALL BE 2". THE CONTRACTOR IS FULLY RESPONSIBLE FOR THE DESIGN OF THE LIFTING DEVICES, WHICH SHALL BE ADEQUATE FOR THE SAFETY FACTORS REQUIRED BY THE ERECTION PROCEDURE. THE COST OF FURNISHING AND PLACING THIS REINFORCEMENT IN PRECAST ELEMENTS SHALL BE INCLUDED IN THE RESPECTIVE PRECAST ELEMENT ITEM. THE COST OF FURNISHING AND PLACING DOWEL BAR SPLICER SYSTEMS, NON-SHRINK GROUT BETWEEN PRECAST ELEMENTS AND GROUT SLEEVE CONNECTION SYSTEMS SHALL BE INCLUDED IN THE RESPECTIVE PRECAST ELEMENT ITEM.
