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W O BLACKSTONE & CO.
$4,850
penalties
33
viol.
19
insp.

W O BLACKSTONE & CO.

1051 GREEN ST., COLUMBIA, SC 29201

Inspections
19
Jun 1987 to Aug 2007 · 17 safety, 2 health
Violations
33
across 19 inspections
Penalties on record
$4,850
latest amounts in DOL records
By classification
Serious 13Willful 0Repeat 0Other 20

Having inspection records is common for businesses in regulated industries. Data and methodology

Inspection records

Aug 13, 2007Planned (H) · Partial scope, Safety#310971809$1,1505 viol.

Inspection #310971809

Dates

Opened
Aug 13, 2007
Closing Conference Date
Aug 13, 2007
Closed
Feb 1, 2008

Inspection

Advance Notice
No
Owner Type
Private
Union Status
No
Number of Employees
4

Violations and Penalties

Total Violations
5
Violation Types
5 serious
Initial Penalties
$1,250
Penalties on Record
$1,150
Site Address
Sumter And Whaley St, Columbia, SC 29202
Industry
238220 Plumbing, Heating, and Air-Conditioning Contractors

Planned Inspection: This inspection record is categorized as a planned inspection in the DOL OSHA enforcement data. Planned inspections are part of OSHA's scheduled enforcement activity rather than being opened directly from a complaint or reported incident at that worksite.

Violations

Violation list (5 of 5 shown)
CitationStandardTypeInstancesExposedInitialCurrentAbatementContestFinal Order
010051926.1053
Ladders (Construction)
OSHA citation code: 19261053 B01
Serious12$1,250$500Sep 17, 2007--
01006A1926.21
Safety Training and Education
OSHA citation code: 19260021 B02
Serious12$0$650Sep 25, 2007--
01006B1926.651
Excavations - Specific Excavation Requirements
OSHA citation code: 19260651 J02
Serious12$0$0Sep 18, 2007--
01006C1926.651
Excavations - Specific Excavation Requirements
OSHA citation code: 19260651 K01
Serious12$0$0Sep 25, 2007--
01006D1926.652
Excavations - Protection of Employees
OSHA citation code: 19260652 A01
Serious12$0$0Sep 18, 2007--
Jul 27, 2004Planned (H) · Complete scope, Safety#307435396$4802 viol.

Inspection #307435396

Dates

Opened
Jul 27, 2004
Closing Conference Date
Jul 28, 2004
Closed
Oct 18, 2004

Inspection

Advance Notice
No
Owner Type
Private
Union Status
No
Number of Employees
4

Violations and Penalties

Total Violations
2
Violation Types
2 serious
Initial Penalties
$1,200
Penalties on Record
$480
Site Address
3000 Harden Street, Columbia, SC 29203
Industry
238220 Plumbing, Heating, and Air-Conditioning Contractors

Planned Inspection: This inspection record is categorized as a planned inspection in the DOL OSHA enforcement data. Planned inspections are part of OSHA's scheduled enforcement activity rather than being opened directly from a complaint or reported incident at that worksite.

Violations

Violation list (2 of 2 shown)
CitationStandardTypeInstancesExposedInitialCurrentAbatementContestFinal Order
010011926.501
Fall Protection - Duty to Have Fall Protection
OSHA citation code: 19260501 B15
Serious22$600$240Aug 25, 2004--
010021926.1053
Ladders (Construction)
OSHA citation code: 19261053 B01
Serious12$600$240Aug 25, 2004--
Jul 30, 2002Complaint (B) · Partial scope, Health#300267580$8402 viol.

Inspection #300267580

Dates

Opened
Jul 30, 2002
Closing Conference Date
Aug 9, 2002
Closed
Sep 18, 2002

Inspection

Advance Notice
No
Owner Type
Private
Union Status
No
Number of Employees
155
Related Activity
1 complaint

Violations and Penalties

Total Violations
2
Violation Types
2 serious
Initial Penalties
$2,100
Penalties on Record
$840
Site Address
1841 Shop Road, Columbia, SC 29201
Industry
Not classified in OSHA's inspection record.

Complaint Inspection: This inspection record is categorized as a complaint inspection in the DOL OSHA enforcement data. OSHA can open complaint-driven inspections after receiving safety or health complaints from workers or their representatives.

Violations

Violation list (2 of 2 shown)
CitationStandardTypeInstancesExposedInitialCurrentAbatementContestFinal Order
0100110012
OSHA citation code: 10012 A
Serious15$1,100$440Aug 29, 2002--
010021910.36
OSHA citation code: 19100036 B04
Serious18$1,000$400Aug 28, 2002--
May 9, 2001Unprogrammed Related (G) · Partial scope, Safety#303550321$00 viol.

Inspection #303550321

Dates

Opened
May 9, 2001
Closing Conference Date
May 16, 2001
Closed
May 18, 2001

Inspection

Advance Notice
No
Owner Type
Private
Union Status
No
Number of Employees
6
Related Activity
1 complaint

Violations and Penalties

Total Violations
0
Initial Penalties
$0
Penalties on Record
$0
Site Address
Two Richland Medical Park, Suite 502, Columbia, SC 29203
Industry
Not classified in OSHA's inspection record.

Unprogrammed Related Inspection: This inspection record is categorized as an unprogrammed related inspection in the DOL OSHA enforcement data. The public DOL category label is preserved here without adding extra interpretation beyond the government label.

Jul 30, 1991Planned (H) · Complete scope, Safety#115669418$00 viol.

Inspection #115669418

Dates

Opened
Jul 30, 1991
Closing Conference Date
Jul 30, 1991
Closed
Aug 6, 1991

Inspection

Advance Notice
No
Owner Type
Private
Union Status
No
Number of Employees
9

Violations and Penalties

Total Violations
0
Initial Penalties
$0
Penalties on Record
$0
Site Address
I-20 At Alpine Rd., Columbia, SC 29223
Industry
Not classified in OSHA's inspection record.

Planned Inspection: This inspection record is categorized as a planned inspection in the DOL OSHA enforcement data. Planned inspections are part of OSHA's scheduled enforcement activity rather than being opened directly from a complaint or reported incident at that worksite.

Jun 10, 1991Planned (H) · Complete scope, Safety#115667305$02 viol.

Inspection #115667305

Dates

Opened
Jun 10, 1991
Closing Conference Date
Jun 10, 1991
Closed
Jul 5, 1991

Inspection

Advance Notice
No
Owner Type
Private
Union Status
No
Number of Employees
4

Violations and Penalties

Total Violations
2
Violation Types
2 other-than-serious
Initial Penalties
$0
Penalties on Record
$0
Site Address
1691 Brabham Ave., Columbia, SC 29206
Industry
Not classified in OSHA's inspection record.

Planned Inspection: This inspection record is categorized as a planned inspection in the DOL OSHA enforcement data. Planned inspections are part of OSHA's scheduled enforcement activity rather than being opened directly from a complaint or reported incident at that worksite.

Violations

Violation list (2 of 2 shown)
CitationStandardTypeInstancesExposedInitialCurrentAbatementContestFinal Order
050011926.152
OSHA citation code: 19260152 A01
Other11$0$0Jul 1, 1991--
050021926.416
Electrical - Safety Requirements (Construction)
OSHA citation code: 19260416 E01
Other11$0$0Jul 3, 1991--
Jun 3, 1991Planned (H) · Complete scope, Safety#115658395$00 viol.

Inspection #115658395

Dates

Opened
Jun 3, 1991
Closing Conference Date
Jun 3, 1991
Closed
Jun 14, 1991

Inspection

Advance Notice
No
Owner Type
Private
Union Status
No
Number of Employees
3

Violations and Penalties

Total Violations
0
Initial Penalties
$0
Penalties on Record
$0
Site Address
Gervais St. & Sumter St., Columbia, SC 29201
Industry
Not classified in OSHA's inspection record.

Planned Inspection: This inspection record is categorized as a planned inspection in the DOL OSHA enforcement data. Planned inspections are part of OSHA's scheduled enforcement activity rather than being opened directly from a complaint or reported incident at that worksite.

Feb 20, 1991Planned (H) · Complete scope, Safety#111036109$04 viol.

Inspection #111036109

Dates

Opened
Feb 20, 1991
Closing Conference Date
Feb 20, 1991
Closed
Apr 10, 1991

Inspection

Advance Notice
No
Owner Type
Private
Union Status
Yes
Number of Employees
10

Violations and Penalties

Total Violations
4
Violation Types
4 other-than-serious
Initial Penalties
$210
Penalties on Record
$0
Site Address
1308 Taylor St., Columbia, SC 29201
Industry
Not classified in OSHA's inspection record.

Planned Inspection: This inspection record is categorized as a planned inspection in the DOL OSHA enforcement data. Planned inspections are part of OSHA's scheduled enforcement activity rather than being opened directly from a complaint or reported incident at that worksite.

Violations

Violation list (4 of 4 shown)
CitationStandardTypeInstancesExposedInitialCurrentAbatementContestFinal Order
0300130005
OSHA citation code: 30005 D
Other110$140$0Mar 26, 1991--
0300250002
OSHA citation code: 50002 A
Other110$70$0Mar 24, 1991--
030031926.350
Gas Welding and Cutting
OSHA citation code: 19260350 A09
Other11$0$0Mar 26, 1991--
030041926.416
Electrical - Safety Requirements (Construction)
OSHA citation code: 19260416 E01
Other11$0$0Mar 26, 1991--
Jan 31, 1991Planned (H) · Complete scope, Safety#111035846$02 viol.

Inspection #111035846

Dates

Opened
Jan 31, 1991
Closing Conference Date
Jan 31, 1991
Closed
Mar 26, 1991

Inspection

Advance Notice
No
Owner Type
Private
Union Status
No
Number of Employees
8

Violations and Penalties

Total Violations
2
Violation Types
2 other-than-serious
Initial Penalties
$0
Penalties on Record
$0
Site Address
Sumter Street, Columbia, SC 29201
Industry
Not classified in OSHA's inspection record.

Planned Inspection: This inspection record is categorized as a planned inspection in the DOL OSHA enforcement data. Planned inspections are part of OSHA's scheduled enforcement activity rather than being opened directly from a complaint or reported incident at that worksite.

Violations

Violation list (2 of 2 shown)
CitationStandardTypeInstancesExposedInitialCurrentAbatementContestFinal Order
020011926.350
Gas Welding and Cutting
OSHA citation code: 19260350 H
Other11$0$0Mar 11, 1991--
020021926.404
Electrical - Wiring Design and Protection (Construction)
OSHA citation code: 19260404 A02
Other11$0$0Mar 9, 1991--
Jan 3, 1990Planned (H) · Complete scope, Safety#107831950$00 viol.

Inspection #107831950

Dates

Opened
Jan 3, 1990
Closing Conference Date
Jan 3, 1990
Closed
Jan 25, 1990

Inspection

Advance Notice
No
Owner Type
Private
Union Status
No
Number of Employees
7

Violations and Penalties

Total Violations
0
Initial Penalties
$0
Penalties on Record
$0
Site Address
1315 Taylor St., Baptist Hosp. Phase 7, Columbia, SC 29202
Industry
Not classified in OSHA's inspection record.

Planned Inspection: This inspection record is categorized as a planned inspection in the DOL OSHA enforcement data. Planned inspections are part of OSHA's scheduled enforcement activity rather than being opened directly from a complaint or reported incident at that worksite.

Inspections 1 to 10 of 19, newest first

Penalty amounts may differ from final amounts after settlement or judicial review. How to read these records

About these records

A company page groups inspections with the same normalized employer name, city and state; it is not a legal-entity identifier (how pages are grouped).

This page displays public OSHA enforcement data. Status text follows the DOL inspection record first and may include citation-level context when the inspection feed and citation records are out of sync. Penalty amounts shown reflect the latest penalty amounts on record in the DOL database and may differ from initial assessments or final amounts. This is not an official OSHA resource.

OSHA's public enforcement data does not publish a "guilty" or "not guilty" field for inspections. The closest outcome fields available are the citation counts, penalty amounts, contest dates, final-order dates, and the inspection close date shown on this page. How to interpret these status fields. How initial and current penalties are recorded.

OSHA may publish multiple citation rows in the same inspection with the same standard and penalty fields. Separate rows can still differ in OSHA metadata such as citation identifier, recorded instance count, exposed workers, or gravity value. Contest and Final Order columns show citation-level dates from OSHA's enforcement record. A dash means OSHA's record does not currently show that activity for the citation.

Understanding These Penalties

The maximum penalty for a serious violation in 2025 is $16,550 per violation. For willful violations, the range is $11,823 to $165,514. The current penalty column shows the latest amount on record in OSHA's database for each citation. When the current penalty differs from the initial penalty, OSHA's records show that the amount changed during the enforcement process, but this page does not determine the specific reason for each change. Penalty amounts are set by OSHA and adjusted annually for inflation.

Standards cited

1926.404Electrical - Wiring Design and Protection (Construction)6 citations · $0
500023 citations · $0
1926.416Electrical - Safety Requirements (Construction)3 citations · $0

Industry comparison

BLS 2024 survey: plumbing, heating, and air-conditioning contractors reported 3.0 injuries and illnesses per 100 full-time workers (total recordable cases, national, private industry; relative standard error 5.2%; NAICS 23822 level). This is an industry-wide average from a federal survey, not a measurement of this establishment. Source

Other inspected employers in COLUMBIA, SC

All employers in COLUMBIA →