3 unchanged sentences
Our operations include the following properties:
−Removed: Pacific Northwest Mountain Central
+Added: Mountain Central
Energy Services
11 unchanged sentences
Our aggregate sites contain both reserves and resources.
−Removed: Mineral reserves are defined as an estimate of tonnage that, in the opinion of the qualified person, can be economically mined or extracted, which includes diluting materials and allowances for losses that may occur throughout the process.
+Added: Mineral reserves are defined as an estimate of tonnage that, in the opinion of the qualified person, can be economically mined or extracted, which includes diluting
+Added: materials and allowances for losses that may occur throughout the process.
Mineral reserves are classified into two categories as follows:
3 unchanged sentences
The degree of assurance, although lower than that for proven reserves, is high enough to assume continuity between points of observation.
−Removed: Reported proven and probable reserves include only quantities that are owned in fee or under lease and for which all appropriate zoning and permitting have been obtained or are expected to be obtained through permit, contract or grandfathered status.
+Added: Reported proven and probable reserves include only quantities that are owned in fee or under lease and for which all appropriate zoning and permitting have been obtained or are expected to be obtained through permit, contract or legacy status.
Mineral resources are defined as a concentration or occurrence of material of economic interest in such form, grade or quality, and quantity that has a reasonable prospect to be economically extracted.
29 unchanged sentences
(Tons in thousands)
−Removed: Pacific 1,991 2,950
−Removed: Northwest 6,108 3,430
Mountain 804 5,774
3 unchanged sentences
Owned Leased Owned Leased
−Removed: Pacific — 6 10 1
−Removed: Northwest 12 16 16 10
Mountain 3 6 16 10
Total 26 34 109 44
+Added: __________________
+Added: * Includes 5 sites that are classified as exploration stage properties.
The following table sets forth details applicable to our aggregate reserves as of December 31, 2025.
2 unchanged sentences
(Tons in thousands)
−Removed: Pacific 16 78,899 39,064 117,963 39,253 — 39,253 157,216
−Removed: Northwest 52 384,064 17,083 401,147 71,369 21,512 92,881 494,028
+Added: 71 525,526 60,161 585,687 107,612 11,831 119,443 705,130
Mountain 35 79,018 — 79,018 133,821 13,318 147,139 226,157
16 unchanged sentences
(Tons in thousands)
−Removed: Pacific 1 — — — 4,673 — 4,673 54,660
−Removed: Northwest 2 128,613 105,112 233,725 44,715 20,976 65,691 209,162
+Added: 4 141,129 140,003 281,132 49,469 25,596 75,065 273,319
Mountain 0 — 47,749 47,749 22,228 11,131 33,359 4,132
2 unchanged sentences
__________________
−Removed: * Pacific, Northwest and Mountain all have sites that include both reserves and resources, which are included in the number of aggregate sites for reserves.
+Added: * West, Mountain and Central all have sites that include both reserves and resources, which are included in the number of aggregate sites for reserves and not included in the number of aggregate sites for resources.
Our mining properties are categorized as follows:
3 unchanged sentences
We classify aggregates located on exploration stage properties as resources.
−Removed: Our aggregate annual production in tons for all aggregate mining properties, including project specific sites and sites with short-term leases that are not included in the previous tables, was 30.3 million, 30.7 million and 32.2 million for the years ended December 31, 2024, 2023 and 2022, respectively.
+Added: Our aggregate annual production in tons for our aggregate mining properties included in this section was 27.7 million, 27.8 million and 28.1 million for the years ended December 31, 2025, 2024 and 2023, respectively.
The average selling price per ton for crushed stone and sand and gravel was $21.55 and $14.39, respectively, in 2025.
20 unchanged sentences
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.