Key Takeaway

Post Oak No 1 is a active surface mine producing SandAndGravel, located in Wilmer, Dallas County, TX. It has 21 violations on record (1 S&S) and $3K in proposed penalties. Operated by All Sands and Minerals, Corp..

Post Oak No 1

Active Surface SandAndGravel

Operator: All Sands and Minerals, Corp.

Controller: Pablo Calatrava

Location: Wilmer, Dallas County, TX

Employees: 4

21
Violations
1
S&S Violations
0
Accidents
$3K
Penalties

Recent Violations

View all 21 →
Date Section S&S Negligence Penalty
01/05/2026 56.15001 Non-S&S ModNegligence $151
01/05/2026 56.20002(a) Non-S&S ModNegligence $151
01/05/2026 56.4201(a)(1) Non-S&S ModNegligence $151
01/05/2026 56.12023 Non-S&S ModNegligence $151
01/05/2026 56.14132(a) S&S ModNegligence $165
01/05/2026 56.12023 Non-S&S ModNegligence $151
09/08/2025 56.20008(b) Non-S&S ModNegligence $151
09/08/2025 56.4201(a)(2) Non-S&S ModNegligence $151
09/08/2025 56.4200(a)(2) Non-S&S ModNegligence $151
09/08/2025 56.4201(a)(1) Non-S&S ModNegligence $151
09/08/2025 56.4200(a)(1) Non-S&S ModNegligence $151
09/08/2025 56.4200(a)(1) Non-S&S ModNegligence $151
09/08/2025 56.18010 Non-S&S ModNegligence $151
09/08/2025 56.15001 Non-S&S ModNegligence $151
09/08/2025 56.20002 Non-S&S ModNegligence $151
09/08/2025 50.30(a) Non-S&S ModNegligence $151
09/08/2025 56.23002(a) Non-S&S ModNegligence $151
09/08/2025 46.11(b) Non-S&S ModNegligence $151
09/08/2025 56.14132(a) Non-S&S ModNegligence $151
09/08/2025 56.14132(a) Non-S&S ModNegligence $151

Inspections

View all 4 →
Begin End Hours Inspectors
01/05/2026 01/05/2026 11.00 1
09/16/2025 09/16/2025 15.00 1
09/15/2025 09/15/2025 4.00 1
09/08/2025 09/10/2025 10.50 1

Mine Details

MSHA Mine ID4105816
Mine TypeSurface
StatusActive
CommoditySandAndGravel
SIC DescriptionSand, Common
Employees4
Days/Week6.0
Hours/Shift12.0
Coordinates32.6230560, -96.6505560
Nearest TownWilmer

Frequently Asked Questions

How many MSHA violations does Post Oak No 1 have?

Post Oak No 1 has 21 MSHA violations on record, of which 1 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $3K.

What type of mine is Post Oak No 1?

Post Oak No 1 is a Surface mine producing SandAndGravel, located in Wilmer, Dallas County, TX. It currently has 4 employees.

Has anyone been injured or killed at Post Oak No 1?

According to MSHA records, Post Oak No 1 has 0 reported accident/injury records and 0 fatalities on file.

Who operates Post Oak No 1?

Post Oak No 1 is operated by All Sands and Minerals, Corp. and controlled by Pablo Calatrava. MSHA Mine ID: 4105816.