Key Takeaway

Portable Sand Screen Plant is a intermittent surface mine producing SandAndGravel, located in Tamworth, Carroll County, NH. It has 4 violations on record (0 S&S) and $572 in proposed penalties. Operated by Alvin J. Coleman & Son Inc..

Portable Sand Screen Plant

Intermittent Surface SandAndGravel

Operator: Alvin J. Coleman & Son Inc.

Controller: Calvin J Coleman

Location: Tamworth, Carroll County, NH

Employees: 2

4
Violations
0
S&S Violations
0
Accidents
$572
Penalties

Recent Violations

View all 4 →
Date Section S&S Negligence Penalty
05/03/2023 56.15001 Non-S&S ModNegligence $143
05/03/2023 56.18010 Non-S&S ModNegligence $143
05/03/2023 56.18002(b) Non-S&S LowNegligence $143
05/03/2023 56.4201(a)(2) Non-S&S ModNegligence $143

Inspections

View all 5 →
Begin End Hours Inspectors
10/28/2025 10/29/2025 5.75 1
08/12/2025 08/12/2025 7.00 1
08/11/2024 08/20/2024 11.25 1
05/11/2023 05/11/2023 2.25 1
05/03/2023 05/03/2023 7.75 1

Mine Details

MSHA Mine ID2700530
Mine TypeSurface
StatusIntermittent
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees2
Days/Week5.0
Hours/Shift8.0
Coordinates43.8482330, -71.2074300
Nearest TownTamworth

Frequently Asked Questions

How many MSHA violations does Portable Sand Screen Plant have?

Portable Sand Screen Plant has 4 MSHA violations on record, of which 0 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $572.

What type of mine is Portable Sand Screen Plant?

Portable Sand Screen Plant is a Surface mine producing SandAndGravel, located in Tamworth, Carroll County, NH. It currently has 2 employees.

Has anyone been injured or killed at Portable Sand Screen Plant?

According to MSHA records, Portable Sand Screen Plant has 0 reported accident/injury records and 0 fatalities on file.

Who operates Portable Sand Screen Plant?

Portable Sand Screen Plant is operated by Alvin J. Coleman & Son Inc. and controlled by Calvin J Coleman. MSHA Mine ID: 2700530.