Table 6.--Construction sand and gravel sold or used in the United States, by major use, 1978-80 and 19821/ (Thousand metric tons and thousand dollars) ------------------------------------------------------------------------------------------------------------------------------ 1978 1979 ----------------------------------- ----------------------------------- Use Value Value Quantity Value per ton Quantity Value per ton ------------------------------------------------------------------------------------------------------------------------------ Concrete aggregate (including concrete sand)--------- 335,205 898,600 2.68 323,956 923,000 2.85 Plaster and gunite sands----------------------------- 8,226 23,760 2.89 9,934 30,400 3.06 Concrete products (blocks, bricks, decorative, etc.)- 38,056 104,000 2.73 29,738 86,940 2.92 Asphaltic concrete aggregates and other bituminous mixtures-------------------------------------------- 128,548 323,800 2.52 128,820 343,000 2.66 Road base and covering------------------------------- 192,777 412,900 2.14 201,758 458,800 2.27 Road stabilization (cement)-------------------------- -- -- -- -- -- -- Road stabilization (lime)---------------------------- -- -- -- -- -- -- Fill------------------------------------------------- 148,869 232,800 1.56 141,113 240,500 1.70 Snow and ice control--------------------------------- 6,327 13,990 2.21 7,445 16,670 2.24 Railroad ballast------------------------------------- 1,341 3,460 2.58 1,080 2,849 2.64 Other------------------------------------------------ 14,515 39,350 2.71 13,998 41,500 2.96 ------------------------------------------------------------------------- Total or average2/------------------------------ 873,892 2,053,000 2.35 857,744 2,144,000 2.50 ------------------------------------------------------------------------- 1980 1982 ----------------------------------- ----------------------------------- Value Value Quantity Value per ton Quantity Value per ton ------------------------------------------------------------------------- Concrete aggregate (including concrete sand)--------- 260,906 847,100 3.25 206,893 728,359 3.52 Plaster and gunite sands----------------------------- 7,629 28,140 3.69 7,336 28,585 3.90 Concrete products (blocks, bricks, decorative, etc.)- 28,100 87,130 3.10 24,079 87,180 3.62 Asphaltic concrete aggregates and other bituminous mixtures-------------------------------------------- 101,423 321,800 3.17 78,123 263,622 3.37 Road base and covering------------------------------- 164,291 436,100 2.65 118,794 342,312 2.88 Road stabilization (cement)-------------------------- -- -- -- 1,021 2,658 2.60 Road stabilization (lime)---------------------------- -- -- -- 310 609 1.96 Fill------------------------------------------------- 110,677 217,100 1.96 89,216 178,551 2.00 Snow and ice control--------------------------------- 6,007 14,500 2.41 6,280 15,983 2.54 Railroad ballast------------------------------------- 858 2,499 2.91 960 3,383 3.52 Other------------------------------------------------ 12,384 41,631 3.36 5,826 22,758 3.91 ------------------------------------------------------------------------- Total or average2/------------------------------ 692,273 1,996,000 2.88 538,868 1,674,000 3.11 ------------------------------------------------------------------------------------------------------------------------------ 1/Sand and gravel became a biennial survey in 1981. No table by end use for the odd-numbered years is therefore available. 2/Data may not add to totals shown because of independent rounding and conversions to metric tons.