Highway Infrastructure

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06.20.2023
DOT Should Enhance Its Fraud Risk Assessment Processes for IIJA-Funded Surface Transportation Programs
05.03.2023
Audit Initiated of FHWA’s Oversight of Construction Quality Assurance on Federal-aid Projects
01.17.2023
FHWA Has Made Progress Implementing a Tunnel Safety Program, but Work Remains To Complete a Reliable Inventory, Fully Assess Compliance, and Effectively Monitor Critical Risks
10.26.2022
Audit Initiated of FHWA’s Oversight of Highway Infrastructure Program-CRRSA Act Funds
07.20.2022
Opportunities Exist for FHWA To Strengthen Its Oversight of Contract Change Orders Under the Federal-aid Highway Program
06.22.2022
Audit Initiated of FHWA’s Oversight of States’ Use of STIPs That Include IIJA-Funded Projects
11.17.2021
Audit Termination Notification: FHWA’s Post-Award Oversight of BUILD and TIGER Grants
11.10.2020
Audit Initiated of FHWA’s Tunnel Safety Program
07.20.2020
Letter to the House and Senate Transportation Appropriations Subcommittees on the Firms Involved With the Florida International University Pedestrian Bridge
05.12.2020
Gaps in FHWA’s Guidance and the Florida Division’s Process for Risk-Based Project Involvement May Limit Their Effectiveness
04.20.2020
Memorandum to the Secretary: Supporting DOT’s Efforts To Meet CARES Act Responsibilities
03.18.2020
Audit Initiated of FHWA’s Oversight of Project Change Orders
03.18.2020
Audit Initiated of FHWA’s Post-Award Oversight of BUILD and TIGER Grants
12.10.2019
Audit Initiated Assessing Competition in Highway Procurement
05.29.2019
Inadequate Data and Guidance Hinder FHWA Force Account Oversight
03.13.2019
FHWA Lacks Adequate Oversight and Guidance for Engineer’s Estimates
03.06.2019
FHWA Needs To Clarify Roles and Processes for Approving and Monitoring Public-Private Partnerships
10.31.2018
Audit Initiated of FHWA’s Oversight of Transportation Projects in Florida
10.29.2018
Initial Audit of Florida International University Pedestrian Bridge Project—Assessment of DOT’s TIGER Grant Review and Selection Processes
08.30.2018
FRA’s Collection and Use of Highway-Rail Grade Crossing Collision Data
03.27.2018
Washington State Company Sentenced for Making a False Statement Involving a Federal Grant
04.20.2018
Audit Initiated of DOT's Actions To Align Federal Environmental Reviews
03.22.2018
Audit Initiated of DOT’s Oversight of Pedestrian Bridge Project
01.10.2018
FHWA Lacks Detailed Guidance on Infrastructure Resilience for Emergency Relief Projects and a Process To Track Related Improvements
07.06.2017
Audit Initiated of FHWA’s Oversight of Engineer’s Estimates
06.08.2017
Audit Initiated of FHWA's Oversight of Public-Private Partnerships for Highway Projects
03.06.2017
Vulnerabilities Exist in Implementing Initiatives Under MAP-21 Subtitle C To Accelerate Project Delivery
02.07.2017
FHWA’s Oversight Does Not Ensure Division Offices Fully Comply With Project Agreement and Modification Requirements
01.05.2017
FHWA Needs To Strengthen Its Oversight of State Transportation Improvement Programs
11.16.2016
Audit Initiated of FHWA’s Construction Force Account Oversight
09.01.2016
Audit Initiated of FHWA’s Use of the Emergency Relief Program To Improve Resilience
08.25.2016
FHWA Does Not Effectively Ensure States Account for Preliminary Engineering Costs and Reimburse Funds as Required
07.12.2016
Audit Initiated of OST’s Benefit-Cost Analysis of the TIGER Grant Program
12.17.2015
Audit Initiated of DOT's Implementation of MAP-21’s Acceleration of Project Delivery Provisions
08.28.2015
Former Connecticut Bridge Inspector Sentenced for Falsifying Qualifications
09.01.2015
FHWA’s FIRE Program Is Addressing State Vulnerabilities, but Opportunities Exist To Make Improvements
06.08.2015
Oversight of Major Transportation Projects: Opportunities To Apply Lessons Learned
03.24.2015
Audit Initiated of the Federal Highway Administration’s Oversight of Federal-aid Highway Project Agreements
03.24.2015
Audit Initiated of FHWA’s Oversight of State Transportation Improvement Programs
03.02.2015
Most FHWA ARRA Projects Will Be Closed Out Before Funds Expire, but Weaknesses in the Project Close-Out Process Persist
02.18.2015
FHWA Effectively Oversees Bridge Safety, But Opportunities Exist To Enhance Guidance and Address National Risks
01.27.2015
FHWA Met Basic Requirements but Can Strengthen Guidance and Controls for Financial and Project Management Plans
10.09.2014
FHWA’s Federal Lands Highway Program Lacks Adequate Processes for Thoroughly Evaluating Contract Bid Prices
08.26.2014
FHWA Has Not Fully Implemented All MAP-21 Bridge Provisions and Prior OIG Recommendations
02.21.2014
Revised Audit Notification on FHWA’s Oversight of Recovery Act Project Closeouts
08.19.2014
Audit Initiated of FHWA’s Oversight of Preliminary Engineering on Highway Projects
07.22.2014
Audit Initiated of FHWA’s Financial Integrity Review and Evaluation (FIRE) Program
06.19.2014
FHWA’s Workforce Planning Processes Generally Align With Best Practices, but Some Components Are Inconsistently Implemented or Lack MAP-21 Consideration
11.26.2013
Improvements Needed in FMCSA’s Plan for Inspecting Buses at the United States-Mexico Border
11.05.2013
Audit Initiated of FHWA’s Oversight of Bridge Safety
10.30.2013
Opportunities Exist To Strengthen FHWA’s Coordination, Guidance, and Oversight of the Tribal Transportation Program
09.18.2013
Status of DOT’s Actions To Address Subtitle C of the Moving Ahead for Progress in the 21st Century Act
09.04.2013
FHWA Is Monitoring Unexpended Recovery Act Highway Funds, but Some Funds May Remain Unused
08.05.2013
Audit Initiated of FHWA’s Implementation of Prior OIG Bridge Program Recommendations and MAP-21 Bridge Provisions
07.18.2013
Audit Initiated of FHWA's Major Project Oversight
07.15.2013
Termination of Audit of Improper Payment Oversight in FHWA ARRA Programs
07.02.2013
Audit Initiated of FHWA’s Oversight of Recovery Act Project Closeouts
05.22.2013
Letter to Congress on the Status of MAP-21, Subtitle C: Acceleration of Project Delivery
05.07.2013
Lessons Learned From ARRA Could Improve the Federal Highway Administration's Use of Full Oversight
04.30.2013
Audit Initiated of Improper Payment Oversight of FHWA ARRA Programs
03.26.2013
FHWA Provides Sufficient Guidance and Assistance To Implement the Highway Safety Improvement Program but Could Do More To Assess Program Results
01.14.2013
Audit Initiated of FHWA’s Workforce Planning Efforts
11.28.2012
Audit Initiated of DOT's Implementation of MAP-21 Acceleration of Project Delivery Provisions
11.14.2012
FHWA Has Opportunities to Improve Oversight of ARRA High Dollar Projects and the Federal-Aid Highway Program
10.01.2012
Improvements to Stewardship and Oversight Agreements Are Needed To Enhance Federal-aid Highway Program Management
06.21.2012
Audit Initiated of FHWA’s Oversight of Unexpended ARRA Obligations
05.08.2012
Audit Initiated of FHWA’s Oversight of the Indian Reservation Roads Program
04.05.2012
Lessons Learned From ARRA: Improved FHWA Oversight Can Enhance States’ Use of Federal-aid Funds
03.06.2012
Refinements to DOT's Management of the Highway Trust Fund's Solvency Could Improve the Understanding and Accuracy of Shortfall Projections
02.06.2012
Audit Initiated of the Federal Highway Administration's Oversight of the Highway Safety Improvement Program
07.28.2011
Financial Analysis of Transportation-Related Public Private Partnerships
07.15.2011
Federal Highway Administration's Oversight of Federal-Aid and Recovery Act Projects Administered by Local Public Agencies Needs Strengthening
05.27.2011
Audit Initiated of Highway Safety Grants to Mississippi Department of Public Safety, Office of Highway Safety
05.19.2011
Audit Initiated of FHWA's Full Oversight Activities During ARRA Construction
05.02.2011
Audit Initiated of FHWA's Stewardship and Oversight Agreements with States
02.09.2011
DOT Can Improve Oversight of Denali Commission's Use of Federal Transportation Funds
01.06.2011
Actions Needed To Strengthen The Federal Highway Administration's National Review Teams
10.18.2010
Letter to Chairmen Murray and Olver and Ranking Members Bond and Latham Regarding FHWA's Actions in Response to OIG's January 2009 Bridge Report
07.21.2010
FHWA Has Taken Actions But Could Do More to Strengthen Oversight of Bridge Safety and States' Use of Federal Bridge Funding
06.28.2010
ARRA Advisory: FHWA's Oversight of the Use of Value Engineering Studies on ARRA Highway and Bridge Projects
06.17.2010
Termination of Audit of NHTSA's Management of Research and Demonstration Projects
05.05.2010
Audit Initiated on the Adequacy of Measures Taken To Address the Solvency of the Highway Trust Fund
04.20.2010
The Commonwealth of Massachusetts' Safety Review of the Central Artery/Tunnel Project was Comprehensive, But FHWA's Oversight Approach has Shortcomings
01.20.2010
Audit Initiated of FHWA's Oversight of High Dollar ARRA Highway Projects
01.14.2010
Assessment of FHWA Oversight of the Highway Bridge Program and National Bridge Inspection Program
12.08.2009
Final Report on the Transportation Technology Innovation and Demonstration Program
11.19.2009
Audit Initiated of the Denali Commission’s Use of Federal–aid Highway Funds
11.02.2009
Audit Initiated of the Evaluation of FHWA’s National Review Teams
10.28.2009
Audit Initiated of FHWA’s Federal–Aid Highway Program Oversight of Procurement Practices for ARRA–Funded Contracts at State Departments of Transportation
10.22.2009
Audit initiated of Oversight of Federal–aid Highway Projects Administered by Local Public Agencies
08.19.2009
Audit Initiated of NHTSA's Consumer Assistance to Recycle and Save Program (CARS)
06.24.2009
Letter to Ranking Member Gregg Regarding DOT's Projections of Highway Trust Fund Solvency
03.11.2009
The Joint Program Office's Management of the Intelligent Transportation Systems (ITS) Program Needs to be Improved
01.12.2009
National Bridge Inspection Program: Assessment of FHWA's Implementation of Data-Driven, Risk-Based Oversight
09.26.2008
Baseline Report on the Lower Manhattan Recovery Projects
03.31.2008
Report on the Central Artery/Tunnel Project May 2007 Finance Plan Update
02.07.2008
Audit Initiated of Intelligent Transportation Systems/Joint Program Office (ITS/JPO)
01.29.2008
Audit Initiated of the Transportation Technology Innovation and Demonstration Program (TTID)
01.23.2008
Audit Initiated of Transportation-Related Public-Private Partnerships
09.26.2007
Growth in Highway Construction and Maintenance Costs
09.20.2007
FHWA Can Do More in the Short Term to Improve Oversight of Structurally Deficient Bridges
09.05.2007
Federal Highway Administration's Oversight of Structurally Deficient Bridges
08.16.2007
Initial Assessment of the Central Artery/Tunnel Project Stem To Stern Safety Review
08.03.2007
Inspector General's Response to Secretary Peters' Request for an Assessment of the National Bridge Inspection Program
06.27.2007
Audit Initiated of the Central Artery/Tunnel Project 2007 Finance Plan Update
06.12.2007
Audit Initiated of Federal Highway Adminstration Oversight of Assistance Agreements at the Turner-Fairmbank Highway Research Center
05.03.2007
FRA Can Improve Highway-Rail Grade Crossing Safety by Ensuring Compliance With Accident Reporting Requirements and Addressing Sight Obstructions
03.28.2007
Final Report on Value Engineering in FHWA's Federal-Aid Highway Program
03.27.2007
Final Report on the Independence of Central Artery/Tunnel Project Inspection Contractors
03.06.2007
Opportunities to Free Up Unneeded FHWA Funds for Use in Hurricane Recovery Efforts
10.16.2006
Audit initiated of Growth in Highway Construction and Maintenance Costs
09.06.2006
Audit of the Mississippi Department of Transportation's Award of Selected Hurricane Katrina Emergency Repair Contracts
08.28.2006
Audit of New Haven Harbor Crossing Project Cancelled
07.28.2006
Response to Request From Massachusetts Congressional Delegation For Safety Investigation of the Central Artery Tunnel/Project
04.21.2006
Audit to be conducted on New Haven Harbor Crossing Project
03.21.2006
Audit of Oversight of Load Ratings and Postings on Structurally Deficient Bridges on the National Highway System
04.22.2005
Impact of Water Leaks on the Central Artery/Tunnel Project and Remaining Risks
02.16.2005
Status of Audit Report on the 2004 Central Artery/Tunnel Project Finance Plan
02.15.2005
Report on FHWA’s Need to Capture Aggregate Cost and Schedule Data to Improve Its Oversight of Federal-aid Funds
12.22.2004
Letter to Representative Martin Meehan concerning the Massachusetts Highway Department’s denial of sound barriers for households in Chelmsford, Massachusetts.
12.02.2004
Water Leaks Within the I-93 Tunnels of the Central Artery Project
11.19.2004
Managing Risk in the Federal-Aid Highway Program
10.13.2004
Audit initiated of FHWA's Oversight of State Processes for Implementing Value Engineering
07.26.2004
Audit initiated on cost estimating oversight for major highway and transit projects
06.16.2004
Report on the Audit of the Highway-Rail Grade Crossing Safety Program
06.04.2004
Report on the October 2003 Finance Plan for the Central Artery/Tunnel Project
04.27.2004
Audit Initiated of Strategic Workforce Issues in FHWA
04.02.2004
FHWA: Review finds $284 Million in Inactive Obligations
03.04.2004
Revised Audit Notification--Federal Highway Administration's Cost-Recovery Actions
10.31.2003
Audit Initiated of FHWA Oversight of Structurally Deficient Bridges
10.14.2003
Audit Initiated of Federal Highway Administration’s Cost Recovery Actions
10.06.2003
Audit Initiated of FHWA's 2003 Finance Plan for the Central Artery/Tunnel Project
09.30.2003
Follow-Up on Central Artery/Tunnel Project’s Owner-Controlled Insurance Program
08.15.2003
Audit Initiated to Monitor Major Highway and Transit Projects
06.18.2003
Guide Used to Conduct Risk Assessments in FY 2003
05.21.2003
Oversight of the Cost Recovery Program of the Central Artery/Tunnel Project
05.08.2003
Management of Cost Drivers on Federal-aid Highway Projects
04.16.2003
October 2002 Finance Plan for the Central Artery/Tunnel Project
03.28.2003
Audit Initiated of Updated Financial Plan for Woodrow Wilson Bridge Corridor Reconstruction Project
11.22.2002
Springfield Interchange Project
09.26.2002
Audit Initiated of FHWA’s Program Oversight of State Transportation Department Management Practices
09.19.2002
Improving the Delivery of Transportation Projects
07.22.2002
FHWA Actions to Recover Excess Reserves from Central Artery Owner Controlled Insurance Program
03.11.2002
Report on the October 2001 Finance Plan for the Central Artery/Tunnel Project
09.24.2001
FHWA Inactive Obligations, 2001
08.10.2001
Status of Issues Related to the Woodrow Wilson Bridge Corridor Reconstruction Project
11.29.2000
October 2000 Finance Plan for the Central Artery/Tunnel Project Boston, Massachusetts
11.13.2000
Follow-up Review of the Interstate 15 Reconstruction Project In Utah
06.07.2000
Central Artery/Ted Williams Tunnel Project Highlights Need for Effective Federal Oversight
05.09.2000
Review of Alternative-Fuel Vehicles Purchased With Congestion Mitigation and Air Quality Improvement Funds
05.03.2000
Central Artery/Ted Williams Tunnel Project Highlights Need for Effective Federal Oversight
03.08.2000
Fiscal Year 1999 Financial Statements
02.14.2000
Duplicate Payments
02.10.2000
Current Costs and Funding of the Central Artery/Ted Williams Tunnel Project
02.04.2000
Report on the Baseline Reviews of Four Highway/Transit Mega Projects
10.22.1999
Review of the Alameda Corridor Project
09.30.1999
The Woodrow Wilson Bridge Project
09.27.1999
Baseline Review of the Woodrow Wilson Bridge Project
05.24.1999
Overpayment of Premiums for the Central Artery Project's Owner Controlled Insurance Program
05.05.1999
Turner-Fairbank Highway Research Center Acquisition Process
11.24.1998
Review of Utah I-15 Reconstruction Project
10.16.1998
Review of Alameda Corridor Project
09.30.1998
Cypress Freeway Project, Oakland, CA
08.12.1998
Review of Emergency Relief
04.03.1998
Report on the Central Artery/Ted Williams Tunnel Project
02.11.1998
Inspection of Federally Owned Bridges
12.11.1997
Management Advisory on Unexpected Obligations on Complete and Inactive Highway Projects
08.26.1997
Report on Emergency Relief Program
08.12.1997
Management Advisory Memorandum on Relocation of Utilities, Central Artery/Third Harbor Tunnel
03.27.1997
Highway Trust Fund Fiscal Year 1996 Financial Statements
12.19.1996
Quality of Construction, Central Artery/Third Harbor Tunnel
11.07.1996
California Bridge Seismic Retrofit Program
10.21.1996
Acquisition of Contaminated Property
10.16.1996
Apportionment of Federal Aid Highway Funds
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