Mining Incidents

Tidewater Oakland Marine Aggregate Metal/Non-Metal

Oakland, Alameda County, CA  ·  Active
MSHA Mine ID: 0403002

Tidewater Oakland Marine Aggregate has $7K in proposed MSHA penalties and $0 outstanding across 1 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
7
Years on record
1993–2014
Latest incident
Aug 2014
Compliance record
MSHA citations since 2000
58
citations
3
significant & substantial
$7,455
proposed penalties
$7,455
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
66
inspections on record
595
inspection hours
n/a
citations per 100 inspection hours
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.
Rate withheld: 595 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Tidewater Oakland Marine Aggregate has $7K in proposed MSHA penalties and $0 outstanding across 1 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$7K
proposed penalties
$7K
current assessed
$7K
paid to date
$0
outstanding
57 assessments are final orders; 1 contested dockets.
As of the most recent assessment on 2025-01-28.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 1,864 0 0 0.0
2025 Q3 1,803 0 0 0.0
2025 Q2 2,100 0 0 0.0
2025 Q1 1,986 1 0 503.5
2024 Q4 1,994 0 0 0.0
2024 Q3 1,509 0 0 0.0
2024 Q2 1,515 0 0 0.0
2024 Q1 1,419 1 0 704.7
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 2,320 0 0 0.0
2023 Q3 2,404 0 0 0.0
2023 Q2 3,332 0 0 0.0
2023 Q1 2,473 0 0 0.0
2022 Q4 2,678 0 0 0.0
2022 Q3 2,612 0 0 0.0
2022 Q2 2,980 1 0 335.6
2022 Q1 3,293 0 0 0.0
2021 Q4 2,962 0 0 0.0
2021 Q3 2,848 0 0 0.0
2021 Q2 3,605 0 0 0.0
2021 Q1 3,540 0 0 0.0
2020 Q4 3,760 0 0 0.0
2020 Q3 3,379 0 0 0.0
2020 Q2 3,421 0 0 0.0
2020 Q1 3,422 2 0 584.5
2019 Q4 3,458 0 0 0.0
2019 Q3 3,377 0 0 0.0
2019 Q2 2,729 1 0 366.4
2019 Q1 3,394 1 0 294.6
2018 Q4 2,802 0 0 0.0
2018 Q3 3,961 1 0 252.5
2018 Q2 3,549 0 0 0.0
2018 Q1 2,637 0 0 0.0
2017 Q4 2,874 1 0 347.9
2017 Q3 3,051 0 0 0.0
2017 Q2 3,058 4 0 1308.0
2017 Q1 3,040 1 0 328.9
2016 Q4 4,571 0 0 0.0
2016 Q3 3,892 0 0 0.0
2016 Q2 3,332 4 0 1200.5
2016 Q1 3,005 2 0 665.6
2015 Q4 3,772 0 0 0.0
2015 Q3 2,206 0 0 0.0
2015 Q2 2,432 1 0 411.2
2015 Q1 1,833 1 0 545.6
2014 Q4 2,293 0 0 0.0
2014 Q3 2,383 0 0 0.0
2014 Q2 2,298 0 0 0.0
2014 Q1 2,168 2 0 922.5
2013 Q4 2,432 0 0 0.0
2013 Q3 2,327 0 0 0.0
2013 Q2 2,337 0 0 0.0
2013 Q1 2,408 0 0 0.0
2012 Q4 2,333 1 0 428.6
2012 Q3 3,025 0 0 0.0
2012 Q2 2,633 0 0 0.0
2012 Q1 2,665 0 0 0.0
2011 Q4 2,450 0 0 0.0
2011 Q3 2,371 1 0 421.8
2011 Q2 2,686 0 0 0.0
2011 Q1 2,788 2 0 717.4
2010 Q4 2,547 0 0 0.0
2010 Q3 2,787 0 0 0.0
2010 Q2 2,729 0 0 0.0
2010 Q1 3,073 7 2 2277.9
2009 Q4 2,732 7 0 2562.2
2009 Q3 2,641 0 0 0.0
2009 Q2 3,153 1 0 317.2
2009 Q1 2,920 0 0 0.0
2008 Q4 3,562 1 0 280.7
2008 Q3 3,455 0 0 0.0
2008 Q2 3,387 0 0 0.0
2008 Q1 2,866 0 0 0.0
2007 Q4 2,818 0 0 0.0
2007 Q3 2,496 0 0 0.0
2007 Q2 2,883 0 0 0.0
2007 Q1 2,726 0 0 0.0
2006 Q4 2,567 0 0 0.0
2006 Q3 3,155 0 0 0.0
2006 Q2 2,723 0 0 0.0
2006 Q1 2,594 0 0 0.0
2005 Q4 2,640 0 0 0.0
2005 Q3 2,870 0 0 0.0
2005 Q2 2,824 0 0 0.0
2005 Q1 2,978 0 0 0.0
2004 Q4 2,646 1 0 377.9
2004 Q3 2,276 4 0 1757.5
2004 Q2 2,757 0 0 0.0
2004 Q1 2,754 0 0 0.0
2003 Q4 2,717 2 0 736.1
2003 Q3 3,077 0 0 0.0
2003 Q2 2,527 0 0 0.0
2003 Q1 3,817 0 0 0.0
2002 Q4 4,490 0 0 0.0
2002 Q3 4,692 0 0 0.0
2002 Q2 3,731 1 0 268.0
2002 Q1 3,062 0 0 0.0
2001 Q4 4,039 1 0 247.6
2001 Q3 1,939 0 0 0.0
2001 Q2 4,998 0 0 0.0
2001 Q1 4,836 0 0 0.0
2000 Q4 9,206 0 0 0.0
2000 Q3 11,899 0 0 0.0
2000 Q2 11,295 0 0 0.0
2000 Q1 8,982 5 1 556.7
No fatalities recorded at this mine.

Reportable incidents

7 on file

2014 · 1 incident

August 21, 2014 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Martin Marietta Northern California Aggregates,LLC · Over-exertion (Not Elsewhere Classified)

An employee was walking up the shop stairsteps when they inadvertently slipped. The employee did not fall to the ground after holding on to the steps. They felt a pain in the left toe, which was diagnosed as a closed fracture.

2005 · 1 incident

May 9, 2005 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Hanson Aggregates West Inc · Struck by... (Not Elsewhere Classified)

WHILE WORKING ON LOADER, REPLACING STEP; REMOVING BOLT & STEP, ASSEMBLY PIVITED; STRIKING L. FINGER. DIAGNOSED 5/10/05, FRACTURE.

2003 · 1 incident

May 22, 2003 CA · Metal/Non-Metal mine manager, mine foreman, mine owner HANDLING OF MATERIALS
Hanson Aggregates West Inc · Caught in, under or between a moving and a stationary object

EE WAS CHANGING OUT AN OLD SCREEN CLOTH AND WAS MOVING THE TENSION BAR FROM THE OLD SCREEN. EE WAS GETTING HELP FROM ANOTHER EE. THE FIRST EE WAS PULLING ON THE TENSION BAR TO THE RIGHT WHILE THE 2ND EE HIT THE BAR WITH A LUMP HAMMER DISLODGING IT FROM THE SCREEN FRAME, PINCHING 1ST EE'S LEFT THUMB BETWEEN THE BAR AND THE FRAME.

2001 · 1 incident

February 23, 2001 CA · Metal/Non-Metal welder (shop) HANDLING OF MATERIALS
Hanson Aggregates West Inc · Over-exertion in lifting objects

EE HAS DEVELOPED A HERNIA. THE INJURY HAS BEEN DIAGNOSED ON THE DATE OF THE ACCIDENT BY THE PHYSICIAN. THE EE COULD NOT VERIFY WHEN AND WHERE THE INJURY OCCURRED.

1997 · 1 incident

1995 · 1 incident

January 26, 1995 CA · Metal/Non-Metal barge/boat/dredge/towbarge/towboat/leach operator, riverman, deck hand SLIP OR FALL OF PERSON
Tidewater Sand & Gravel Inc · Over-exertion (Not Elsewhere Classified)

EMPLOYEE WAS SECURING STERN BARGE LINE. HE PULLED SLACK AND WAS HIT BY A PAIN IN HIS BACK SO SEVERE HE FELL TO THE DECK. HE WAS UNABLE TO WALK AFTER THIS OCCURRED.

1993 · 1 incident

For insurers, brokers, and safety consultants

The full compliance file on Tidewater Oakland Marine Aggregate

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.