Key Takeaway

Signal Mountain Cement Co is a active facility mine producing Stone, located in Chattanooga, Hamilton County, TN. It has 558 violations on record (170 S&S) and $169K in proposed penalties. Operated by Buzzi Unicem USA.

Signal Mountain Cement Co

Active Facility Stone

Operator: Buzzi Unicem USA

Controller: Buzzi S p A

Location: Chattanooga, Hamilton County, TN

Employees: 123

558
Violations
170
S&S Violations
182
Accidents
$169K
Penalties

Recent Violations

View all 558 →
Date Section S&S Negligence Penalty
11/14/2025 56.11001 Non-S&S ModNegligence $151
11/14/2025 56.11001 S&S ModNegligence $366
11/13/2025 56.11001 S&S ModNegligence $366
11/12/2025 56.4102 Non-S&S ModNegligence $151
11/05/2025 56.12018 Non-S&S ModNegligence $151
11/05/2025 56.11001 Non-S&S ModNegligence $151
11/05/2025 56.11001 S&S ModNegligence $366
11/05/2025 56.11001 Non-S&S ModNegligence $151
08/04/2025 Non-S&S $0
07/15/2025 56.14100(b) Non-S&S LowNegligence $151
07/01/2025 56.4203 Non-S&S ModNegligence $151
07/01/2025 56.14101(a)(2) Non-S&S ModNegligence $151
06/30/2025 56.11001 S&S ModNegligence $465
06/30/2025 56.9300(b) S&S ModNegligence $465
06/27/2025 56.12004 Non-S&S ModNegligence $151
06/25/2025 56.14107(a) Non-S&S ModNegligence $151
06/25/2025 56.12032 Non-S&S ModNegligence $151
01/15/2025 56.14107(a) Non-S&S ModNegligence $151
01/15/2025 56.20003(a) S&S ModNegligence $465
01/15/2025 56.14107(a) Non-S&S ModNegligence $151

Accidents & Injuries

View all 182 →
Date Classification Injury Days Lost
10/28/2025 MACHINERY DAYS AWAY FROM WORK ONLY None
10/04/2025 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None
08/04/2025 FIRE ACCIDENT ONLY None
02/23/2025 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None
01/29/2025 MACHINERY DAYS AWAY FROM WORK ONLY 145d lost
05/24/2024 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None
01/31/2024 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None
12/28/2023 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 71d restricted
07/27/2023 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None
03/01/2023 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None

Inspections

View all 129 →
Begin End Hours Inspectors
12/03/2025 01/07/2026 13.50 1
11/03/2025 11/06/2025 6.25 1
11/03/2025 11/20/2025 64.00 1
08/04/2025 11/04/2025 24.00 3
06/24/2025 07/17/2025 140.50 4
02/20/2025 02/20/2025 4.00 1
01/13/2025 01/22/2025 77.75 2
05/21/2024 05/28/2024 4.00 1
04/26/2024 05/02/2024 40.50 2
04/15/2024 04/19/2024 95.00 2

Mine Details

MSHA Mine ID4000838
Mine TypeFacility
StatusActive
CommodityStone
SIC DescriptionCement
Employees123
Days/Week7.0
Hours/Shift8.0
Coordinates35.1036110, -85.3330560
Nearest TownChattanooga

Frequently Asked Questions

How many MSHA violations does Signal Mountain Cement Co have?

Signal Mountain Cement Co has 558 MSHA violations on record, of which 170 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $169K.

What type of mine is Signal Mountain Cement Co?

Signal Mountain Cement Co is a Facility mine producing Stone, located in Chattanooga, Hamilton County, TN. It currently has 123 employees.

Has anyone been injured or killed at Signal Mountain Cement Co?

According to MSHA records, Signal Mountain Cement Co has 182 reported accident/injury records and 0 fatalities on file.

Who operates Signal Mountain Cement Co?

Signal Mountain Cement Co is operated by Buzzi Unicem USA and controlled by Buzzi S p A. MSHA Mine ID: 4000838.