Inspection 345991004 OPENED JUN 1, 2022Closed
Felland And Bridle Way, Sun Prairie, WI 53590 · Water and Sewer Line and Related Structures Construction · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
OSHA has inspected Capitol Underground, Inc. 15 times in Wisconsin since 1979.
The latest one began on Jun 1, 2022 after a complaint, in Sun Prairie.
Those inspections ended with 11 citation items: 3 serious, 1 willful, 3 repeat and 4 other-than-serious.
Penalties were first proposed at $62,142 and now stand at $30,275, 51% lower after settlements or reviews.
Trench protection comes up most often in these citations: 8 items under 1926.652.
How that compares: the median penalty per cited inspection for construction employers since 2015 is $3,080, and Capitol Underground, Inc. averages $2,000 (1 cited inspection).
Capitol Underground, Inc. also files yearly injury logs with OSHA, summarized below.
Wisconsin · latest 90 days of OSHA records
231employers cited
3 of them in the same industry
Get notified the morning OSHA posts each new citation in Wisconsin: the employer, the site address, the rules broken and the penalty.
See who gets cited nextLatest cited in Wisconsin
- Professional Power Products, Inc.Darien · cited Oct 5, 2026
- The Chicago Faucet CompanyMilwaukee · cited Oct 1, 2026
- Elias Aucacama MendozaWaukesha · cited Oct 1, 2026
Checking a subcontractor, a client or your own company? Watch Capitol Underground, Inc. and get notified the morning OSHA posts a new citation for it.
Watch this companyInspection history
Inspection 345560262 OPENED AUG 23, 2021Closed
Milwaukee Street & Sprecher Road, Madison, WI 53718 · Water and Sewer Line and Related Structures Construction · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
Inspection 340833359 OPENED AUG 5, 2015Closed
Madison Street, Madison, WI 53711 · Water and Sewer Line and Related Structures Construction · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1 29 CFR 1926.652(g)(1)(iii) · Trench protection |
Other-than-serious | $2,142 | $2,000 | Sep 15, 2015 | Final |
Inspection 339265126 OPENED AUG 8, 2013Closed
Canyon Parkway, Mc Farland, WI 53558 · Water and Sewer Line and Related Structures Construction · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
Inspection 308383397 OPENED DEC 27, 2005Closed
Pflaum Road At Advance Road, Madison, WI 53716 · Water and Sewer Line and Related Structures Construction · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 4a 29 CFR 1926.200(g)(1) · Accident prevention signs and tags |
Serious | $0 | $875 | Jan 5, 2006 | Closed |
| Citation 1, item 4b 29 CFR 1926.201(a) · Signaling |
Serious | $0 | $0 | Jan 5, 2006 | Closed |
Inspection 303867840 OPENED JUN 25, 2002Closed
Main & Water Street, Stoughton, WI 53589 · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
Inspection 303864474 OPENED SEP 21, 2001Closed
Intersection Of Bedford And Doty Streets, Madison, WI 53703 · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1 29 CFR 1926.652(a)(1) · Trench protection |
Repeat | $10,000 | $7,000 | Oct 5, 2001 | Closed |
Inspection 303862247 OPENED APR 3, 2001Closed
Park And Emerald Streets, Madison, WI 53711 · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1 29 CFR 1926.652(a)(1) · Trench protection |
Repeat | $10,000 | $8,000 | Apr 25, 2001 | Final |
7 older inspections
Inspection 300569605 OPENED DEC 1, 1999Closed
Fish Hatchery Road & Lacy Road, Fitchburg, WI 53711 · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1 29 CFR 1926.652(a)(1) · Trench protection |
Repeat | $4,000 | $2,400 | Dec 28, 1999 | Closed |
Inspection 300564457 OPENED DEC 2, 1997Closed
616 Karam Drive, Marshall, WI 53559 · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1 29 CFR 1926.652(a)(1) · Trench protection |
Serious | $22,000 | $5,000 | Dec 16, 1997 | Closed |
Inspection 102515988 OPENED MAY 14, 1991Closed
Intersection Of Bedford And Doty Streets, Madison, WI 53703 · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1 29 CFR 1926.652(a)(1) · Trench protection |
Willful | $14,000 | $5,000 | May 31, 1991 | Final |
Inspection 102510831 OPENED APR 25, 1991Closed
Erin & Park Sts., Madison, WI 53715 · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
Inspection 1321827 OPENED JUL 2, 1984Closed
Bluemound Road & Parkway Drive, Mount Horeb, WI 53572 · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
Inspection 15555261 OPENED JUL 7, 1983Closed
Fox Ridge Water & Sewer Const, Middleton, WI 53562 · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
Inspection 15459936 OPENED AUG 22, 1979Closed
Hwy 113 & Packers Av, Madison, WI 53704 · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1 29 CFR 1926.602(a)(9)(ii) · Earthmovers and forklifts in construction |
Other-than-serious | $0 | $0 | Sep 7, 1979 | Closed |
| Citation 1, item 2 29 CFR 1926.652(b) · Trench protection |
Other-than-serious | $0 | $0 | Sep 7, 1979 | Closed |
| Citation 1, item 3 29 CFR 1926.652(h) · Trench protection |
Other-than-serious | $0 | $0 | Sep 7, 1979 | Closed |
Injury and illness logs
From the Form 300A summaries employers file with OSHA each year. Rate = recordable cases per 100 full-time workers.
In 2025, the Sun Prairie site logged 5 recordable injuries or illnesses among about 37 workers: 13.1 per 100 full-time workers, against a median of 3.0 for its industry. Those cases cost 6 days away from work.
| Site and year | Workers | Cases | Days-away cases | Rate | Industry median |
|---|---|---|---|---|---|
| Capitol Underground, Inc Sun Prairie · 2025 | 37 | 5 | 1 | 13.1 | 3.0 |
Included with any plan: 3 more yearly logs from these sites, back to 2021, with each site's average rate over its latest three years. Already a subscriber? Sign in.
See plansThe rules behind these citations
Current text from the Code of Federal Regulations. Some citations were issued under older wording.
29 CFR 1926.200 · Accident prevention signs and tags
29 CFR 1926.200(g)(1)
(g) Traffic control signs and devices. (1) At points of hazard, construction areas shall be posted with legible traffic control signs and protected by traffic control devices.
29 CFR 1926.201 · Signaling
29 CFR 1926.201(a)
(a) Flaggers. Signaling by flaggers and the use of flaggers, including warning garments worn by flaggers, shall conform to Part 6 of the MUTCD (incorporated by reference, see § 1926.6).
29 CFR 1926.602 · Earthmovers and forklifts in construction
29 CFR 1926.602(a)(9)(ii)
(ii) No employer shall permit earthmoving or compacting equipment which has an obstructed view to the rear to be used in reverse gear unless the equipment has in operation a reverse signal alarm distinguishable from the surrounding noise level or an employee signals that it is safe to do so.
29 CFR 1926.652 · Trench protection
Other water and sewer line and related structures construction employers in Wisconsin
- Earth X LLC So. Milwaukee · 6 citations · $6,500
- AG Excavating, Inc Appleton · 8 citations · $10,796
- Feaker & Sons Co. Inc. Neenah · 29 citations · $24,890
- Michels Corporation Brownsville · 17 citations · $87,924
- Switlick & Sons, Inc. Abbotsford · 25 citations · $50,603
- Willkomm Excavating & Grading, Inc. Burlington · 19 citations · $97,202
Alert subscribers get notified of each newly cited employer in Wisconsin the morning it is posted. See the alert plans.
Source: U.S. Department of Labor, OSHA enforcement data. A citation is OSHA's allegation; employers can contest it, and the status column shows where each item stands. Something wrong on this page? Tell us.