# 33 C.F.R. § 116.20 (2026): Detailed investigation

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_20

## Section

- **Citation:** 33 C.F.R. § 116.20 (2026)
- **Heading:** Detailed investigation
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Title 33 CFR: Navigation and Navigable Waters / Chapter I: COAST GUARD, DEPARTMENT OF HOMELAND SECURITY / Part 116: ALTERATION OF UNREASONABLY OBSTRUCTIVE BRIDGES / § 116.20: § 116.20   Detailed investigation.

## Text

(a) When the Chief, Office of Bridge Programs determines that a Detailed Investigation should be conducted, the District Commander will initiate an investigation that addresses all of the pertinent data regarding the bridge, including information obtained at a public meeting held under § 116.25. As part of the investigation, the District Commander will develop a comprehensive report, termed the “Detailed Investigation Report”, which will discuss: the obstructive character of the bridge in question; the impact of that bridge upon navigation; navigational benefits derived; whether an alteration is needed to meet the needs of navigation; and, if alteration is recommended, what type.
(b) The District Commander will forward the completed Detailed Investigation Report to the Chief, Office of Bridge Programs for review together with a recommendation of whether the bridge should be declared an unreasonable obstruction to navigation and, if so, whether an Order to Alter should be issued.
[CGD 91-063, 60 FR 20902, Apr. 28, 1995, as amended by CGD 96-026, 61 FR 33663, June 28, 1996; USCG-2013-0397, 78 FR 39174, July 1, 2013]

## Nearby sections

- [33 C.F.R. § 116.01 (2026) § 116.01   General.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_01.md)
- [33 C.F.R. § 116.05 (2026) § 116.05   Complaints.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_05.md)
- [33 C.F.R. § 116.10 (2026) § 116.10   Preliminary review.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_10.md)
- [33 C.F.R. § 116.15 (2026) § 116.15   Preliminary investigation.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_15.md)
- [33 C.F.R. § 116.20 (2026) § 116.20   Detailed investigation.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_20.md)
- [33 C.F.R. § 116.25 (2026) § 116.25   Public meetings.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_25.md)
- [33 C.F.R. § 116.30 (2026) § 116.30   Chief, Office of Bridge Programs Review and Evaluation.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_30.md)
- [33 C.F.R. § 116.35 (2026) § 116.35   Order to Alter.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_35.md)
- [33 C.F.R. § 116.40 (2026) § 116.40   Plans and specifications under the Truman-Hobbs Act.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_40.md)
- [33 C.F.R. § 116.45 (2026) § 116.45   Submission of bids, approval of award, guaranty of cost, and partial payments for bridges eligible for funding under the Truman-Hobbs Act.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_45.md)
- [33 C.F.R. § 116.50 (2026) § 116.50   Apportionment of costs under the Truman-Hobbs Act.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_50.md)
- [33 C.F.R. § 116.55 (2026) § 116.55   Appeals.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_55.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/CFR_T33_P116_S116_20. Check the current official text before relying on it. Not legal advice.