Capitol Cement Plant & Quarry

Active Facility Stone

Operator: Capitol Aggregates, Inc.

Controller: Zachry Corporation

Location: San Antonio, Bexar County, TX

Employees: 142

492
Violations
96
S&S Violations
127
Accidents
$251K
Penalties

Recent Violations

View all 492 →
Date Section S&S Negligence Penalty
10/21/2025 56.14100(b) Non-S&S ModNegligence $151
10/21/2025 56.20003(a) Non-S&S ModNegligence $151
10/21/2025 56.14107(a) S&S ModNegligence $818
08/26/2025 56.20003(c) Non-S&S ModNegligence $177
08/26/2025 56.14101(a)(2) Non-S&S ModNegligence $177
08/26/2025 56.12023 Non-S&S ModNegligence $177
08/26/2025 56.13021 Non-S&S ModNegligence $177
08/26/2025 47.44(b) Non-S&S ModNegligence $177
08/01/2025 56.15006 S&S ModNegligence $336
01/16/2025 56.11012 Non-S&S ModNegligence $209
01/15/2025 56.14107(a) Non-S&S ModNegligence $398
01/14/2025 56.12008 Non-S&S ModNegligence $267
01/14/2025 56.4104(a) Non-S&S ModNegligence $267
09/05/2024 56.20003(b) Non-S&S ModNegligence $147
09/04/2024 56.12002 Non-S&S ModNegligence $147
09/04/2024 56.11012 S&S ModNegligence $1,918
09/04/2024 46.7(a) S&S ModNegligence $641
09/04/2024 56.4201(a)(2) Non-S&S ModNegligence $147
09/04/2024 56.20003(a) S&S LowNegligence $260
09/04/2024 56.12028 Non-S&S ModNegligence $147

Accidents & Injuries

View all 127 →
Date Classification Injury Days Lost
05/10/2024 MACHINERY DAYS AWAY FROM WORK ONLY 47d lost
03/27/2024 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 7d lost
02/13/2024 MACHINERY DAYS RESTRICTED ACTIVITY ONLY 8d restricted
11/21/2023 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 31d restricted
10/17/2023 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 2d lost
07/03/2023 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 26d restricted
06/17/2023 HANDTOOLS (NONPOWERED) DAYS RESTRICTED ACTIVITY ONLY 24d restricted
05/08/2023 HANDLING OF MATERIALS DYS AWY FRM WRK & RESTRCTD ACT 14d lost, 207d restricted
04/24/2023 ENTRAPMENT ACCIDENT ONLY None
04/19/2023 ENTRAPMENT ACCIDENT ONLY None

Inspections

View all 104 →
Begin End Hours Inspectors
10/20/2025 10/24/2025 68.25 2
08/25/2025 08/27/2025 78.25 2
08/01/2025 08/01/2025 4.50 1
01/22/2025 01/22/2025 3.25 1
01/14/2025 01/16/2025 31.75 1
09/19/2024 09/19/2024 9.75 1
09/03/2024 09/05/2024 145.25 4
05/06/2024 05/06/2024 4.75 1
02/06/2024 02/06/2024 9.25 1
01/16/2024 01/22/2024 69.00 2

Mine Details

MSHA Mine ID4100010
Mine TypeFacility
StatusActive
CommodityStone
SIC DescriptionCement
Employees142
Days/Week7.0
Hours/Shift8.0
Coordinates29.5441670, -98.4163890
Nearest TownSan Antonio

Frequently Asked Questions

How many MSHA violations does Capitol Cement Plant & Quarry have?

Capitol Cement Plant & Quarry has 492 MSHA violations on record, of which 96 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $251K.

What type of mine is Capitol Cement Plant & Quarry?

Capitol Cement Plant & Quarry is a Facility mine producing Stone, located in San Antonio, Bexar County, TX. It currently has 142 employees.

Has anyone been injured or killed at Capitol Cement Plant & Quarry?

According to MSHA records, Capitol Cement Plant & Quarry has 127 reported accident/injury records and 0 fatalities on file.

Who operates Capitol Cement Plant & Quarry?

Capitol Cement Plant & Quarry is operated by Capitol Aggregates, Inc. and controlled by Zachry Corporation. MSHA Mine ID: 4100010.