Maryland Creek
Active
Surface
SandAndGravel
Operator: Peak Mtls
Controller: Summit Materials LLC
Location: Silverthorne, Summit County, CO
Employees: 10
231
Violations
55
S&S Violations
15
Accidents
$97K
Penalties
Recent Violations
View all 231 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 06/04/2025 | 56.12013(b) | Non-S&S | ModNegligence | $165 |
| 05/28/2025 | 56.14112(a)(1) | Non-S&S | ModNegligence | $151 |
| 05/28/2025 | 56.14112(a)(1) | Non-S&S | HighNegligence | $245 |
| 05/28/2025 | 56.14112(a)(1) | Non-S&S | HighNegligence | $245 |
| 05/28/2025 | 56.14112(a)(1) | Non-S&S | HighNegligence | $245 |
| 05/28/2025 | 56.14112(b) | Non-S&S | HighNegligence | $245 |
| 05/28/2025 | 56.14107(a) | Non-S&S | HighNegligence | $245 |
| 05/28/2025 | 56.9300(a) | Non-S&S | ModNegligence | $165 |
| 05/27/2025 | 56.11002 | Non-S&S | ModNegligence | $151 |
| 05/27/2025 | 56.11002 | Non-S&S | ModNegligence | $151 |
| 05/27/2025 | 56.11012 | S&S | HighNegligence | $1,219 |
| 05/27/2025 | 56.11012 | S&S | HighNegligence | $549 |
| 05/27/2025 | 56.11001 | S&S | ModNegligence | $366 |
| 05/27/2025 | 56.11001 | S&S | HighNegligence | $3,022 |
| 03/03/2025 | 56.9300(b) | S&S | ModNegligence | $245 |
| 11/08/2023 | 56.14112(b) | Non-S&S | ModNegligence | $407 |
| 11/08/2023 | 56.14112(a)(1) | Non-S&S | ModNegligence | $407 |
| 11/08/2023 | 47.42 | Non-S&S | ModNegligence | $271 |
| 04/26/2023 | 56.12032 | Non-S&S | ModNegligence | $271 |
| 04/26/2023 | 56.12004 | Non-S&S | ModNegligence | $271 |
Accidents & Injuries
View all 15 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 08/19/2015 | SLIP OR FALL OF PERSON | DYS AWY FRM WRK & RESTRCTD ACT | 3d lost, 6d restricted |
| 07/24/2015 | DISORDERS (REPEATED TRAUMA) | OCCUPATNAL ILLNESS NOT DEG 1-6 | None |
| 08/10/2010 | HANDTOOLS (NONPOWERED) | DYS AWY FRM WRK & RESTRCTD ACT | 143d lost, 48d restricted |
| 08/15/2008 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 07/05/2007 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 1d restricted |
| 01/06/2005 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 12d restricted |
| 09/09/2004 | HANDTOOLS (NONPOWERED) | DYS AWY FRM WRK & RESTRCTD ACT | 76d lost, 30d restricted |
| 06/16/2004 | MACHINERY | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 06/03/2004 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 06/23/2003 | SLIP OR FALL OF PERSON | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 62 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 12/04/2025 | 12/08/2025 | 19.00 | 1 |
| 07/10/2025 | 07/10/2025 | 5.00 | 1 |
| 05/27/2025 | 06/04/2025 | 48.00 | 1 |
| 03/03/2025 | 03/04/2025 | 14.25 | 1 |
| 07/11/2024 | 07/11/2024 | 11.00 | 1 |
| 05/22/2024 | 05/22/2024 | 2.25 | 1 |
| 11/07/2023 | 11/09/2023 | 17.50 | 1 |
| 04/24/2023 | 04/27/2023 | 33.00 | 1 |
| 12/05/2022 | 12/09/2022 | 19.75 | 1 |
| 09/29/2022 | 09/29/2022 | 9.50 | 1 |
Mine Details
MSHA Mine ID0503800
Mine TypeSurface
StatusActive
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees10
Days/Week5.0
Hours/Shift8.0
Coordinates39.6969440, -106.1083330
Nearest TownSilverthorne
Related Mines
Pit #1 43rd Ave
Maricopa, Maricopa County, AZ
309 violations
Active
Little Mountain
Corinne, Box Elder County, UT
225 violations
Intermittent
Lewis & Lewis, Portable 01
Rock Springs, Sweetwater County, WY
166 violations
Abandoned
Parley's Stone
Salt Lake City, Salt Lake County, UT
146 violations
Active
Portable Crusher Unit F
James Town, Sweetwater County, WY
134 violations
Intermittent
Bluffdale Pit
Bluffdale, Utah County, UT
130 violations
Active
Hyrum Pit
Logan, Cache County, UT
113 violations
Active
West Valley
West Valley, Salt Lake County, UT
113 violations
Active
Frequently Asked Questions
How many MSHA violations does Maryland Creek have?
Maryland Creek has 231 MSHA violations on record, of which 55 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $97K.
What type of mine is Maryland Creek?
Maryland Creek is a Surface mine producing SandAndGravel, located in Silverthorne, Summit County, CO. It currently has 10 employees.
Has anyone been injured or killed at Maryland Creek?
According to MSHA records, Maryland Creek has 15 reported accident/injury records and 0 fatalities on file.
Who operates Maryland Creek?
Maryland Creek is operated by Peak Mtls and controlled by Summit Materials LLC. MSHA Mine ID: 0503800.