Number 1 Base TYPE A, GRADE 1 DESCRIPTION: Texas Highway Department Specifications Item 247 Sieve Size % Retained 1 3/4” 0 7/8” 10-35 3/8” 30-50 No .4 45-65 No. 40 70-85 Max. LL=35, Max PI=10 Wet Ball Mill Max Amt. =40 Max Increase in Passing No. 40=20. NUMBER 2 BASE: TYPE A, GRADE 2 DESCRIPTION: Texas Highway Department Specifications Item 247: Sieve Size %Retained 1 ¾” 0-10 No. 4 45-75 No. 40 60-85 Max LL=40, Max PI=12 Wet Ball Mill Max Amount=50 Max Increase in passing No. 40=20. CRUSHER RUN BASE DESCRIPTION: ¾” TO 1 ½”. NON-SPEC AGGREATE ROCK: 1. ½’ UN-WASHED LIMESTONE $_________________ 2. 5/8” UN-WASHED LIMESTONE $_________________ 3. GRADE 4 GRANITE COVER-STONE $_________________ 4. 3/8” #2 COVER /UN-WASHED $_________________ 5. 5/8” GRANITE CHIPS $_________________ 6. ¼” GRANITE CHIPS $_________________ 7. GRADE 4, WASHED DOLOMITE $_________________ 8. GRADE 4 PEA GRAVEL $_________________ 9. 3/8” WASHED LIMESTONE $_________________ 10. SAND $_________________ 11. DECOMPOSED GRANITE (ALL) $_________________ 12. 2”,4”, 5” Minus Oversized Base Rock $_________________ 13. PLANT SITES $_________________ 14. DELIVERY COST $_________________ 15. CRUSHED CONCRETE $_
