Establishment profile
A-1 EXCAVATING, INC.
141 RIVER STREET, MERRIMAC, WI, 53561
Operated by MASTEC INC · 1 of 979 establishments
238910 — Site Preparation Contractors
Summary
A-1 EXCAVATING, INC. has accumulated 3 OSHA violations across 2 inspections over 17 years of recorded history, with $71,000 in total assessed penalties.
The establishment sits in the 73rd percentile for violations within its industry-state peer group of 1,110 employers. Inspection frequency runs at the 85th percentile. The most recent enforcement activity was recorded 17 years ago.
Federal records were found in 2 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
A-1 EXCAVATING, INC. appears in OSHA workplace safety and MSHA mine safety records only. No matching records were found in WHD wage enforcement, EPA environmental compliance, NLRB labor relations, OFLC visa and labor certification (historical), FMCSA motor carrier registration, SAM.gov federal debarment, CMS nursing home enforcement, UVA Corporate Prosecution Registry, CPSC product recalls, or NHTSA vehicle recalls.
OSHA workplace safety
100% of inspections at this establishment produced violations, with 2 inspections producing serious-or-greater violations.
Most-cited OSHA standards
Top OSHA standards cited at this employer, ranked by citation count. Standards (CFR sections) cluster citations into safety themes -- machine guarding, lockout-tagout, hazard communication, fall protection, process safety, etc. A concentration on one or two sections reveals a pattern that individual citations don’t. 3 distinct standards shown · 3 citations in this view · $71,000 in penalties.
| CFR section | Citations | Inspections | Total penalty | First cited | Last cited |
|---|---|---|---|---|---|
| 29 CFR 1926.0652 A01 | 1 | 1 | $70,000 | Sep 2009 | Sep 2009 |
| 29 CFR 1910.0134 D01 III | 1 | 1 | $500 | Jun 2009 | Jun 2009 |
| 29 CFR 1910.1200 H02 II | 1 | 1 | $500 | Jun 2009 | Jun 2009 |
Source: OSHA inspection citations (violation_detail). CFR section codes can be looked up at osha.gov/laws-regs for the formal standard text. Per-inspection detail and the specific violation descriptions are available by expanding individual inspections below.
Peer comparison
Above average violations in NAICS 2389 within WI. Peer group: 1,110 employers. This establishment has 3 OSHA violations; peer median is 1.
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for A-1 EXCAVATING, INC.. Verify directly with OSHA Injury Tracking Application →
Industry benchmark
BLS rates reflect industry-wide averages. Self-reported figures come from OSHA’s Injury Tracking Application; absence of self-reported data does not necessarily indicate non-compliance — many establishments fall below the ITA reporting threshold.
Inspection breakdown
Complaint- and accident-triggered inspections are stronger risk signals than routine planned inspections.
OSHA severe injury reports
No severe injury reports (hospitalization, amputation, or loss of an eye) on file under 29 CFR 1904.39 for A-1 EXCAVATING, INC.. Verify directly with Occupational Safety and Health Administration →
Activity timeline
No federal enforcement activity has been recorded against this establishment in 17+ years. Most recent activity: 17 years ago. Data on this page is refreshed weekly.
Wage & Hour Division (WHD)
No WHD wage, overtime, or child-labor enforcement cases on file for A-1 EXCAVATING, INC.. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
Company-level in WI — for MASTEC INC, not this location alone
Mine Safety & Health Administration — citations issued at mining operations. MSHA records cases at the company/regional level (no worksite address), so these are matched by company name and state and may span other MASTEC INC operations in the same state.
MSHA citations
Mine Safety and Health Administration citations. S&S (significant and substantial) marks violations that could reasonably contribute to a serious injury. Negligence rating is MSHA’s operator-culpability assessment (none, low, moderate, high, or reckless disregard). Proposed = assessed at issuance; Paid = post-settlement / appeal. 20 citations · 6S&S · 20 contractor · $3,403 proposed / $3,403 paid.
| Citation | Mine | Date | Section | S&S | Negligence | Proposed | Paid |
|---|---|---|---|---|---|---|---|
| 8897468 | Superior Silica Sands Church Road Mine Barron, WI contractor: A-1 Excavating, LLC | May 2017 | — | Yes | ModNegligence | $533 | $533 |
| 8839839 | Superior Silica Sands LLC FLS Mine/Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Jun 2014 | — | Yes | ModNegligence | $460 | $460 |
| 8853824 | LP Mine Site and Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Oct 2016 | — | Yes | LowNegligence | $324 | $324 |
| 8840882 | Superior Silica Sands LLC FLS Mine/Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Aug 2015 | — | Yes | ModNegligence | $285 | $285 |
| 8951116 | Smart Sand, Inc. Monroe, WI contractor: A-1 Excavating, LLC | Aug 2017 | — | Yes | ModNegligence | $160 | $160 |
| 8839335 | LP Mine Site and Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Aug 2014 | — | Yes | ModNegligence | $138 | $138 |
| 8840883 | Superior Silica Sands LLC FLS Mine/Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Aug 2015 | — | No | ModNegligence | $127 | $127 |
| 9380042 | Superior Silica Sands LLC FLS Mine/Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Oct 2017 | — | No | LowNegligence | $116 | $116 |
| 8897469 | Superior Silica Sands Church Road Mine Barron, WI contractor: A-1 Excavating, LLC | May 2017 | — | No | ModNegligence | $116 | $116 |
| 8897467 | Superior Silica Sands Church Road Mine Barron, WI contractor: A-1 Excavating, LLC | May 2017 | — | No | LowNegligence | $116 | $116 |
| 8897430 | Clinton Dry Plant Barron, WI contractor: A-1 Excavating, LLC | Jan 2017 | — | No | LowNegligence | $116 | $116 |
| 8839840 | Superior Silica Sands LLC FLS Mine/Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Jun 2014 | — | No | ModNegligence | $112 | $112 |
| 8853027 | Superior Silica Sands Church Road Mine Barron, WI contractor: A-1 Excavating, LLC | Sep 2015 | — | No | LowNegligence | $100 | $100 |
| 8840884 | Superior Silica Sands LLC FLS Mine/Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Aug 2015 | — | No | LowNegligence | $100 | $100 |
| 8848518 | LP Mine Site and Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Apr 2015 | — | No | LowNegligence | $100 | $100 |
| 8839832 | Superior Silica Sands LLC FLS Mine/Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Jun 2014 | — | No | ModNegligence | $100 | $100 |
| 8672721 | Superior Silica Sands LLC FLS Mine/Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Oct 2013 | — | No | ModNegligence | $100 | $100 |
| 8739256 | CSI Sands Wisconsin Ltd. Trempealeau, WI contractor: A-1 Excavating, LLC | Nov 2012 | — | No | ModNegligence | $100 | $100 |
| 6497873 | Superior Silica Sands LLC FLS Mine/Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Oct 2012 | — | No | ModNegligence | $100 | $100 |
| 6497872 | Superior Silica Sands LLC FLS Mine/Wet Plant Barron, WI contractor: A-1 Excavating, LLC | Oct 2012 | — | No | LowNegligence | $100 | $100 |
Source: MSHA citation database. “Contractor” annotations indicate the cited party was on-site at the mine but not the mine’s operator -- responsibility attaches to the contractor LLC, not the mine’s owner. Section codes reference 30 CFR (the Mine Safety and Health regulations).
Labor relations (NLRB)
No NLRB unfair labor practice charges or union representation cases on file for A-1 EXCAVATING, INC.. Verify directly with National Labor Relations Board →
Visa & labor certification (OFLC) — historical
No H-1B, H-2A, or H-2B labor condition applications on file (historical data only — DOL ended OFLC publication) for A-1 EXCAVATING, INC.. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for A-1 EXCAVATING, INC.. Verify directly with Environmental Protection Agency →
Federal criminal prosecution record
No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for A-1 EXCAVATING, INC.. Verify directly with UVA Corporate Prosecution Registry →
Federal contracts
No federal contracts are recorded to this specific location.
Consolidated across all USAspending recipient entities under this corporate parent — not attributable to this single location.
Federal contract activity for the parent corporation. Source: USAspending.gov, net obligations. Recipient address is the SAM registration / HQ address, not necessarily the worksite.
Inspection history
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 2009-05-05 | Referral | 2 | 1 | $1,000 | |
| 2009-05-04 | Planned | 1 | — | $70,000 |
Source: OSHA IMIS. Citation amounts reflect initially assessed penalties; final amounts after appeal may differ.
In the news
Part of a larger organization
A-1 EXCAVATING, INC. is one of 979 establishments rolled up under the parent organization MASTEC INC.
Federal enforcement records on this page represent activity at this specific establishment only. The full enforcement footprint of MASTEC INC across all 979 of its tracked locations is viewable on the parent profile.
Other employers in this industry and state
Other employers in site preparation contractors within WI, ordered by federal enforcement volume:
- POWERS LAKE CONSTRUCTION COMPANY, INC.KENOSHA — 3 federal enforcement records
- SUN PRAIRIE SAND & GRAVEL, LLCWAUNAKEE — 3 federal enforcement records
- SPEEDWAY SAND & GRAVEL, INC.MADISON — 3 federal enforcement records
- HOFFMAN CONSTRUCTION COMPANYBLACK RIVER FALLS — 3 federal enforcement records
- ZILLGES MATERIALS, INC.APPLETON — 3 federal enforcement records
- POWERS LAKE CONSTRUCTION COMPANY, INC.PLEASANT PRAIRIE — 3 federal enforcement records
- L & H GYR EXCAVATING, INC.VAN DYNE — 3 federal enforcement records
- STOUT CONSTRUCTION, LLCMENOMONIE — 3 federal enforcement records
- GENE FREDERICKSON TRUCKING & EXCAVATINGAPPLETON — 2 federal enforcement records
- MANDT TRUCKING & EXCAVATINGOREGON — 2 federal enforcement records
Other locations under this parent
Other establishments operated by MASTEC INC, ordered by federal enforcement volume:
- WHITE CONSTRUCTION, INC.WATSEKA, IL — 3 federal enforcement records
- WILLIAM CHARLES CONSTRUCTION COMPANY, LLCROCHELLE, IL — 3 federal enforcement records
- WILLIAM CHARLES CONSTRUCTION CO.ROCKFORD, IL — 3 federal enforcement records
- WHITE CONSTRUCTION COMPANYEAST ST LOUIS, IL — 3 federal enforcement records
- WHITE CONSTRUCTIONO FALLON, IL — 3 federal enforcement records
- William Charles ConstructionPeoria, IL — 3 federal enforcement records
- WHITE CONSTRUCTION, INC.BELLEVILLE, IL — 3 federal enforcement records
- WHITE CONSTRUCTIONMASCOUTAH, IL — 3 federal enforcement records
- STOUT CONSTRUCTION, LLCMENOMONIE, WI — 3 federal enforcement records
- FNF CONSTRUCTIONMARICOPA, AZ — 2 federal enforcement records
Related searches
- All MASTEC INC locationsParent rollup
- Site Preparation ContractorsAll employers in this industry
- Employers in WIState-wide enforcement data
- Site Preparation Contractors in WIIndustry × state cross-filter
About this data
This profile aggregates federal enforcement records on A-1 EXCAVATING, INC. from every major federal compliance and enforcement source plus the UVA Corporate Prosecution Registry. OSHA workplace safety inspections, WHD wage cases, MSHA mine safety, EPA environmental enforcement, NLRB labor relations, OFLC visa/labor certification, FMCSA motor carrier registration, SAM.gov debarments, CMS nursing-home records, BLS industry safety benchmarks, OSHA ITA self-reported injury rates, SEC enforcement and financial disclosures, CPSC and NHTSA recalls.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. This establishment resolves to the parent rollup MASTEC INC, which operates 979 establishments in our dataset.
OSHA citations typically appear 3–8 months after the inspection, so very recent enforcement actions may not yet be reflected. Profiles may be incomplete if the establishment operates under multiple legal names or files under variations our entity-matching rules don’t yet cover. To report a missing record or correction, email corrections@fastdol.com.
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Contact sales →Frequently asked
- What is A-1 EXCAVATING, INC.'s OSHA violation history?
- A-1 EXCAVATING, INC. has 2 OSHA inspections on record with 3 violations and $71,000 in total penalties.
- How does A-1 EXCAVATING, INC.'s safety record compare to its industry?
- A-1 EXCAVATING, INC. operates in the site preparation contractors industry. The industry average Total Recordable Incident Rate (TRIR) is 1.5.