20100110 UNIT TREE REMOVAL (6 TO 15 UNITS DIAMETER) Base items 154.000 20100210 UNIT TREE REMOVAL (OVER 15 UNITS DIAMETER) Base items 54.000 20200100 CU YD EARTH EXCAVATION Base items 689.000 20800150 CU YD TRENCH BACKFILL Base items 252.000 21101600 SQ YD TOPSOIL FURNISH AND PLACE, VARIABLE DEPTH Base items 825.000 21400100 FOOT GRADING AND SHAPING DITCHES Base items 1,250.000 25000210 ACRE SEEDING, CLASS 2A Base items 0.500 25000400 POUND NITROGEN FERTILIZER NUTRIENT Base items 27.000 25000500 POUND PHOSPHORUS FERTILIZER NUTRIENT Base items 27.000 25000600 POUND POTASSIUM FERTILIZER NUTRIENT Base items 27.000 25100115 ACRE MULCH, METHOD 2 Base items 0.500 28000250 POUND TEMPORARY EROSION CONTROL SEEDING Base items 50.000 28000500 EACH INLET AND PIPE PROTECTION Base items 37.000 35101600 SQ YD AGGREGATE BASE COURSE, TYPE B 4" Base items 341.000 35101800 SQ YD AGGREGATE BASE COURSE, TYPE B 6" Base items 6,514.000 35102000 SQ YD AGGREGATE BASE COURSE, TYPE B 8" Base items 3,048.000 40200800 TON AGGREGATE SURFACE COURSE, TYPE B Base items 426.000 40600290 POUND BITUMINOUS MATERIALS (TACK COAT) Base items 16,114.000