Table 5.--Construction sand and gravel sold or used in the United States, by major use, 1974-77 (Thousand metric tons and thousand dollars) --------------------------------------------------------------------------------------------------------------------------- 1974 1975 --------------------------------- ----------------------------------- Use Value Value Quantity Value per ton Quantity Value per ton --------------------------------------------------------------------------------------------------------------------------- Concrete aggregate (including concrete sand)--------- 288,461 550,985 1.91 246,712 540,549 2.19 Concrete products (blocks, bricks, decorative, etc.)- 65,102 131,467 2.02 55,606 119,970 2.16 Asphaltic concrete aggregates and other bituminous mixtures-------------------------------------------- 125,882 222,783 1.77 104,775 216,391 2.07 Road base and covering------------------------------- 191,019 249,493 1.31 170,074 202,632 1.19 Fill------------------------------------------------- 110,338 103,707 .94 95,056 81,143 .85 Railroad ballast------------------------------------- -- -- -- -- -- -- Other------------------------------------------------ 13,506 19,896 1.47 19,191 29,656 1.55 ---------------------------------------------------------------------- Total or average1/------------------------------ 794,310 1,278,331 1.61 691,414 1,190,341 1.72 ---------------------------------------------------------------------- 1976 1977 --------------------------------- ----------------------------------- Value Value Quantity Value per ton Quantity Value per ton ---------------------------------------------------------------------- Concrete aggregate (including concrete sand)--------- 253,185 579,781 2.29 315,199 811,866 2.58 Concrete products (blocks, bricks, decorative, etc.)- 70,814 164,540 2.32 48,119 129,260 2.69 Asphaltic concrete aggregates and other bituminous mixtures-------------------------------------------- 115,735 251,210 2.17 119,964 284,204 2.37 Road base and covering------------------------------- 189,205 352,970 1.87 171,316 343,666 2.01 Fill------------------------------------------------- 124,152 216,468 1.74 143,962 210,805 1.46 Railroad ballast------------------------------------- -- -- -- 1,091 2,751 2.52 Other------------------------------------------------ 22,772 38,825 1.70 14,911 34,804 2.33 ---------------------------------------------------------------------- Total or average1/------------------------------ 775,863 1,603,794 2.07 814,562 1,817,000 2.23 --------------------------------------------------------------------------------------------------------------------------- 1/Data may not add to totals shown because of independent rounding and conversions to metric tons.