0000898430-98-004361 S-8 7 19981209 19981209 CALMAT CO 0000023533 1400 950645790 DE 1231 S-8 33 333-68613 98766584 3200 SAN FERNANDO RD LOS ANGELES CA 90065 2132582777 CONROCK CO 19840712 CONSOLIDATED ROCK PRODUCTS CO 19720915 S-8 1 000089843098004361-001-seq1-s-8.txt 1998 STOCK OPTION PLAN EX-4.2 2 000089843098004361-002-seq2-ex-4-2.txt DIRECTOR STOCK OPTION AGREEMENT EX-4.3 3 000089843098004361-003-seq3-ex-4-3.txt INCENTIVE STOCK OPTION AGREEMENT EX-4.4 4 000089843098004361-004-seq4-ex-4-4.txt INCENTIVE STOCK OPTION AGREEMENT EX-4.5 5 000089843098004361-005-seq5-ex-4-5.txt INCENTIVE STOCK OPTION AGREEMENT EX-5 6 000089843098004361-006-seq6-ex-5.txt OPINION OF PAUL STANFORD, ESQ. EX-23.1 7 000089843098004361-007-seq7-ex-23-1.txt CONSENT OF PRICEWATERHOUSECOOPERS LLP