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GAO Reports by subject "Navigation aids"

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Date Report No. Title
Date Oct. 5, 2011 Report No. GAO-12-141T Title

Next Generation Air Transportation System: FAA Has Made Some Progress in Implementation, but Delays Threaten to Impact Costs and Benefits

United States Government Accountability Office GAO For Release on Delivery Expected at 10:00 a.m. EDT Wednesday, October 5, 2011 Testimony Before the Subcommittee on Aviation, Committee on Transportation and Infrastructure, House of Representatives NEXT GENERATION AIR TRANSPORTATION SYSTEM FAA Has Made Some Progress in Implementation, but Delays Threaten to Impact Costs and Benefits Statement of G...
Date Oct. 29, 2009 Report No. GAO-10-55 Title

Defense Acquisitions: Challenges in Aligning Space System Components

United States Government Accountability Office GAO October 2009 Report to the Chairman, Subcommittee on Defense, Committee on Appropriations, House of Representatives DEFENSE ACQUISITIONS Challenges in Aligning Space System Components GAO-10-55 October 2009 DEFENSE ACQUISITIONS Highlights Highlights of GAO-10-55, a report to the Chairman, Subcommittee on Defense, Committee on Appropriations, House...
Date Oct. 28, 2009 Report No. GAO-10-188T Title

Next Generation Air Transportation System: FAA Faces Challenges in Responding to Task Force Recommendations

United States Government Accountability Office GAO For Release on Delivery Expected at 2:00 p.m. EDT October 28, 2009 Testimony Before the Subcommittee on Aviation, Committee on Transportation and Infrastructure, House of Representatives NEXT GENERATION AIR TRANSPORTATION SYSTEM FAA Faces Challenges in Responding to Task Force Recommendations Statement of Gerald L. Dillingham, Ph.D. Director, Phys...
Date Sept. 22, 2006 Report No. GAO-06-979 Title

Coast Guard: Condition of Some Aids-to-Navigation and Domestic Icebreaking Vessels Has Declined; Effect on Mission Performance Appears Mixed

United States Government Accountability Office GAO September 2006 Report to the Subcommittee on Fisheries and Coast Guard, Committee on Commerce, Science, and Transportation, U.S. Senate COAST GUARD Condition of Some Aids-to-Navigation and Domestic Icebreaking Vessels Has Declined; Effect on Mission Performance Appears Mixed GAO-06-979 September 2006 COAST GUARD Highlights Highlights of GAO-06-979...
Date June 29, 2000 Report No. T-RCED-00-229 Title

National Airspace System: Problems Plaguing the Wide Area Augmentation System and FAA's Actions to Address Them

United States General Accounting Office GAO For Release on Delivery Expected at 9:30 a.m. EDT Thursday June 29, 2000 Testimony Before the Subcommittee on Aviation, Committee on Transportation and Infrastructure, House of Representatives NATIONAL AIRSPACE SYSTEM Problems Plaguing the Wide Area Augmentation System and FAA’s Actions to Address Them Statement of Gerald L. Dillingham Associate Direct...
Date June 12, 2000 Report No. RCED/AIMD-00-130 Title

National Airspace System: Persistent Problems in FAA's New Navigation System Highlight Need for Periodic Reevaluation

United States General Accounting Office GAO June 2000 Report to the Chairman, Subcommittee on Transportation, Committee on Appropriations, U.S. Senate NATIONAL AIRSPACE SYSTEM Persistent Problems in FAA’s New Navigation System Highlight Need for Periodic Reevaluation GAO/RCED/AIMD-00-130 Contents Letter Appendixes Appendix I: Objectives, Scope, and Methodology 3 28 31 33 37 38 Appendix II: Exper...
Date May 12, 1999 Report No. T-AIMD-99-187 Title

Year 2000 Computing Challenge: Time Issues Affecting the Global Positioning System

GAO For Release on Delivery Expected at 10 a.m. Wednesday, May 12, 1999 United States General Accounting Office Testimony Before the Subcommittee on Government Management, Information and Technology, Committee on Government Reform, and the Subcommittee on Technology, Committee on Science, House of Representatives YEAR 2000 COMPUTING CHALLENGE Time Issues Affecting the Global Positioning System Sta...
Date Dec. 3, 1998 Report No. RCED-99-25 Title

Air Traffic Control: Status of FAA's Modernization Program

United States General Accounting Office GAO December 1998 Report to Congressional Requesters AIR TRAFFIC CONTROL Status of FAA’s Modernization Program GAO/RCED-99-25 GAO United States General Accounting Office Washington, D.C. 20548 Resources, Community, and Economic Development Division B-281077 December 3, 1998 Congressional Requesters In late 1981, the Federal Aviation Administration (FAA) be...
Date Nov. 10, 1998 Report No. NSIAD-99-2 Title

Military Satellite Communications: Concerns With Milstar's Support to Strategic and Tactical Forces

United States General Accounting Office GAO November 1998 Report to the Chairman, Subcommittee on National Security, Committee on Appropriations, House of Representatives MILITARY SATELLITE COMMUNICATIONS Concerns With Milstar’s Support to Strategic and Tactical Forces GAO/NSIAD-99-2 GAO United States General Accounting Office Washington, D.C. 20548 National Security and International Affairs Di...
Date April 30, 1998 Report No. RCED-98-79 Title

National Airspace System: Status of Wide Area Augmentation System Project

United States General Accounting Office GAO April 1998 Report to Congressional Requesters NATIONAL AIRSPACE SYSTEM Status of Wide Area Augmentation System Project GAO/RCED-98-79 GAO United States General Accounting Office Washington, D.C. 20548 Resources, Community, and Economic Development Division B-279202 April 30, 1998 The Honorable Richard C. Shelby Chairman The Honorable Frank Lautenberg Ran...
Date Feb. 23, 1998 Report No. AIMD/RCED-98-59R Title

Air Traffic Control: FAA Has Not Fully Assessed Its User Request Evaluation Tool

3290 United States General Accounting Office Washington, D.C. 20548 Accounting and Information Management Division Ls--99+3 B-278055 February 23, 1998 The Honorable James L. Oberstax Ranking Minority Member Committee on Transportation and hh.stxucture House of Representatives Subject Air Traffic Control: FAA Has Not Fullv Assessed Its User Reauest Evaluation Tool Dear Mr. Oberstar: We briefed your...
Date Oct. 1, 1997 Report No. T-RCED-98-12 Title

National Airspace System: Observations on the Wide Area Augmentation System

United States General Accounting Office GAO For Release on Delivery expected at 9:30 a.m. Wednesday October 1, 1997 Testimony Before the Subcommittee on Aviation, Committee on Transportation and Infrastructure, House of Representatives NATIONAL AIRSPACE SYSTEM Observations on the Wide Area Augmentation System Statement of Gerald L. Dillingham Associate Director, Transportation Issues Resources, Co...
Date Aug. 14, 1997 Report No. NSIAD-97-233R Title

Navy Aviation: F-14 Modernization Initiatives Should Enhance the Aircraft's Operational Performance

- GAO United States General Accounting Office Washington, D.C. 20548 National Security and International Affairs Division B-274602 August 14, 1997 The Honorable William S. Cohen The Secretary of Defense Subject: Navy Aviation: F-14 Modernization Initiatives Should Enhance the Aircraft’ Operational Performance s Dear Mr. Secretary: This letter is to inform you that we have completed our review of...
Date Aug. 7, 1997 Report No. RCED-97-219R Title

National Airspace System: Questions Concerning FAA's Wide Area Augmentation System

United States General Accounting Office Washington, D.C. 20548 'Ii 159135 Resources, Community, and Economic Development Division B-276928 August 7, 1997 Congressional Requesters Subject: National Airspace System: Questions Concerning FAA's Wide Area Augmentation System The Federal Aviation Administration (FAA) is planning a transition to satellitebased navigation guidance, using satellite signals...
Date March 5, 1997 Report No. T-RCED-97-90 Title

Aviation Safety and Security: Challenges to Implementing the Recommendations of the White House Commission on Aviation Safety and Security

United States General Accounting Office GAO For Release on Delivery Expected at 10 a.m. EST Wednesday March 5, 1997 Testimony Before the Subcommittee on Aviation, Committee on Commerce, Science and Transportation, U.S. Senate AVIATION SAFETY AND SECURITY Challenges to Implementing the Recommendations of the White House Commission on Aviation Safety and Security Statement by Gerald L. Dillingham, A...
Date March 5, 1997 Report No. RCED-97-51 Title

Air Traffic Control: Status of FAA's Standard Terminal Automation Replacement System Project

United States General Accounting Office GAO March 1997 Report to the Chairman, Subcommittee on Transportation and Related Agencies, Committee on Appropriations, House of Representatives AIR TRAFFIC CONTROL Status of FAA’s Standard Terminal Automation Replacement System Project GAO/RCED-97-51 GAO United States General Accounting Office Washington, D.C. 20548 Resources, Community, and Economic Dev...
Date Feb. 3, 1997 Report No. AIMD-97-30 Title

Air Traffic Control: Complete and Enforced Architecture Needed for FAA Systems Modernization

United States General Accounting Office GAO February 1997 Report to the Secretary of Transportation AIR TRAFFIC CONTROL Complete and Enforced Architecture Needed for FAA Systems Modernization GAO/AIMD-97-30 GAO United States General Accounting Office Washington, D.C. 20548 Accounting and Information Management Division B-271527 February 3, 1997 The Honorable Federico Peña Secretary of Transportat...
Date Aug. 22, 1996 Report No. RCED-96-159 Title

Aviation Acquisition: A Comprehensive Strategy Is Needed for Cultural Change at FAA

United States General Accounting Office GAO August 1996 Report to the Chairman, Subcommittee on Transportation and Related Agencies, Committee on Appropriations, House of Representatives AVIATION ACQUISITION A Comprehensive Strategy Is Needed for Cultural Change at FAA G A O years 1921 - 1996 GAO/RCED-96-159 GAO United States General Accounting Office Washington, D.C. 20548 Resources, Community, a...
Date April 25, 1996 Report No. T-RCED-96-129 Title

Marine Safety: Current Status of the VTS 2000 Program and Key Stakeholders' Views on It

United States General Accounting Office GAO For Release on Delivery Expected at 10 a.m. EDT Thursday April 25, 1996 Testimony Before the Subcommittee on Coast Guard and Maritime Transportation, Committee on Transportation and Infrastructure, House of Representatives MARINE SAFETY Current Status of the VTS 2000 Program and Key Stakeholders’ Views on It Statement of Gerald L. Dillingham, Associate...
Date April 22, 1996 Report No. RCED-96-83 Title

Marine Safety: Coast Guard Should Address Alternatives as It Proceeds With VTS 2000

United States General Accounting Office GAO April 1996 Report to Congressional Requesters MARINE SAFETY Coast Guard Should Address Alternatives as It Proceeds With VTS 2000 G A O years 1921 - 1996 GAO/RCED-96-83 GAO United States General Accounting Office Washington, D.C. 20548 Resources, Community, and Economic Development Division B-262229 April 22, 1996 The Honorable Howard Coble Chairman The H...
Date Feb. 6, 1996 Report No. RCED-96-74R Title

National Defense: Global Positioning System Augmentations

GAO United States General Accounting Office Washington, D-C. 20548 Resources, Community, Economic Development and Division B-271044 February 6, 1996 The Honorable John J. Duncan Chairman Subcommittee on Aviation Committee on Transportation and Infrastructure House of Representatives The Honorable William J. Lipinski Ranking Democratic Member Subcommittee on Aviation Committee on Transportation and...
Date June 8, 1995 Report No. T-RCED-95-219 Title

National Airspace System: Assessment of FAA's Efforts to Augment the Global Positioning System

United States General Accounting Office GAO For Releaseon Delivery Expectedat 9:30 am. EDT Thursday June8, 1995 Testimony Before the Subcommittee on Aviation, Committee on Transportation and Infrastructure, House of Representatives NATIONAL ARSPACE SYSTEM Assessment of FAA’ Efforts s to Augment the Global Positioning System Statement of Kenneth M. Mead, Director, Transportation Issues, Resources...
Date May 10, 1995 Report No. RCED-95-26 Title

National Airspace System: Comprehensive FAA Plan for Global Positioning System Is Needed

United States General Accounting Office GAO May 1995 Report to the Committee on Transportation and Infrastructure, House of Representatives NATIONAL AIRSPACE SYSTEM Comprehensive FAA Plan for Global Positioning System is Needed GAO/RCED-95-26 GAO United States General Accounting Office Washington, D.C. 20548 Resources, Community, and Economic Development Division B-260614 May 10, 1995 The Honorabl...
Date Dec. 9, 1994 Report No. NSIAD-95-60 Title

Aerospace Guidance and Metrology Center: Cost Growth and Other Factors Affect Closure and Privatization

United States General Accounting Office GAO December 1994 Report to Congressional Requesters AEROSPACE GUIDANCE AND METROLOGY CENTER Cost Growth and Other Factors Affect Closure and Privatization GAO/NSIAD-95-60 GAO United States General Accounting Office Washington, D.C. 20548 National Security and International Affairs Division B-259135 December 9, 1994 The Honorable Earl Hutto Chairman The Hono...
Date Dec. 1, 1994 Report No. RCED-95-14 Title

Air Traffic Control: Better Guidance Needed for Deciding Where to Locate Facilities and Equipment

United States General Accounting Office GAO December 1994 Report to the Chairman, Subcommittee on Transportation and Related Agencies, Committee on Appropriations, House of Representatives AIR TRAFFIC CONTROL Better Guidance Needed for Deciding Where to Locate Facilities and Equipment GAO/RCED-95-14 GAO United States General Accounting Office Washington, D.C. 20548 Resources, Community, and Econom...
Date June 20, 1994 Report No. AIMD-94-137BR Title

Aviation Safety: FAA's Assessment of Pre-flight Service Technology Options

,. i GAO United States General Accounting Office Washington, D.C. 20648 Accounting and Iuformation Management Division B-2574io June 20,1994 The Honorable Frank R. Lautenberg Chairman The Honorable AIfonse M. D’ Amato Ranking Minority Member Subcommittee on Transportation and Related Agencies Committee on Appropriations United States Senate The Federal Aviation Administration’ (FAA) mission is...
Date April 19, 1994 Report No. T-RCED-94-191 Title

FAA Budget: Agency Faces Key Management Challenges on Major Issues

United States General Accounting Office I Testimony Before the Subcommitteeon Transportation and Related Agencies, Committee on kppropriations, House of Representatives For Releaseon Delivery Expected at 1O:OO EDT a.m. Tuesday April 19,1994 FAA BUDGET Agency Faces Key Management Challenges on Major Issues Statementof Kenneth M. Mead, Director, Transportation Issues, Resources,Community, and Econom...
Date April 15, 1994 Report No. RCED-94-167FS Title

Air Traffic Control: Status of FAA's Modernization Program

United States General Accounting Office Fact Sheet for Congressional Committees j . AIR TRAFFIC CONTROL Status of FAA’ s Modernization Program . GAO United States General Accounting Office Washington, D.C. 20648 Resources, Community, Economic Development aud Division B-247729 April 15, 1994 The Honorable Frank R. Lautenberg Chairman The Honorable Alfonse M. D'Amato Ranking Minority Member Subcom...
Date April 13, 1994 Report No. T-RCED-94-188 Title

Advanced Automation System: Implications of Problems and Recent Changes

United States General Accounting Oftice ’ GAO Testimony Before the Subcommittee on Aviation, Committee on Public Works and Transportation, House of Representatives FCR Rchse011 Delivery Expeed IK 930&m.EM Apil13.1994 ADVANCED AUTOMATION SYSTEM Implications of Problems and Recent Changes Statement of Allen Li, Associate Director, Transportation Issues, Resources,Community, and Economic Developmen...
Date Aug. 23, 1993 Report No. RCED-93-211R Title

Transportation: VOR/DME and LORAN Expansion

United States General Accounting Office Washington, D.C. 20548 Resources, Community, Economic Development and Division B-254352 August 23, 1993 The Honorable Administrator, Dear Mr. David R. Hinson Federal Aviation Administration Hinson: ' We have been conducting a review of civil applications for the Department of Defense's (DOD) Global Positioning System (GPS), including the Federal Aviation Adm...
Date May 5, 1993 Report No. T-RCED-93-36 Title

Air Traffic Control: Improvements Needed In FAA's Management of Acquisitions

\44(*q ‘* 7. r United States General Accounting Office GAO For Release on Delivery Expected at 2:00 p.m. EDT Wednesday May 5. 1’)93 Testimony E&fore the Subcommittee on Transportation and Related Agencies, Committee on Appropriations, U.S. Senate AIR TRAFFIC CONTROL Improvements Needed In FAA’s Management of Acquisitions Statement of Allen Li, Associate Director, Transportation Issues, Resou...
Date April 26, 1993 Report No. T-RCED-93-33 Title

FAA Budget: Important Challenges Affecting Aviation Safety, Capacity, and Efficiency

United StatesGeneralAccounting Office I t 4 4 073 ’ ‘. i Testimony Before the Subcommitteeon Transportation and Related Agencies,Committee on Appropriations, House of Representatives For Releaseon Delivery Expectedat 9:OO a.m. EDT Monday, April 26,1993 FAA BUDGET Important Challenges Affecting Aviation Safety, Capacity, and Efficiency Statementof Kenneth M. Mead, Director, Transportation Issue...
Date April 19, 1993 Report No. T-RCED-93-30 Title

Air Traffic Control: Uncertainties and Challenges Face FAA's Advanced Automated System

United States General Accounting Office vt~y~mw Testimony Before the Subcommitteeon Transportation and Related Agencies, Committee on Appropriations, House of Representatives For Release on Delivery Expected at 11:OO EDT am. Monday, April 19.1993 AIR TFWFFIC CONTROL Uncertainties and Challenges Face FAA’s Advanced Automated System Statementof Kenneth M. Mead, Director, Transportation Issues Reso...
Date April 16, 1993 Report No. RCED-93-121FS Title

Air Traffic Control: Status of FAA's Modernization Program

United States General Accounting Office Fact Sheet for Congressional Committees AIR TRAFFIC Status of FMs Modernization Program GAO/WED-93-121FS -- -~ GAO United States General Accounting Offke Washington, D.C. 20548 Resources, Community, Economic Development and Division B-247729 April16, 1993 The Honorable Frank R. Lautenberg Chairman The Honorable Alfonse M. D'Amato Ranking Minority Member Subc...
Date March 10, 1993 Report No. T-RCED-93-15 Title

Air Traffic Control: Advanced Automation System Problems Need To Be Addressed

United States General Accounting Office pt$cDS’I “’ GAO For Rclc;w on Delivcry Exlwcd at IO:(W)a.m. EST WCcllNSdi~y March IO. IW Testimony Before the Subcommitteeon Aviation, Committee on Public Works and Transportation, Houseof Representatives AR TRAFFIC CONTROL Advanced Automation System Problems Need To Be Addressed Statementof Allen Li, AssociateDirector, Transportation Issues, Resources...
Date Jan. 14, 1993 Report No. RCED-93-55 Title

Air Traffic Control: Justifications for Capital Investments Need Strengthening

GAO United States General Accounting Office Washington, D.C. 20648 Resources, Community, and Economic Development Division B-250994 January 14, 1993 The Honorable Bob Carr Chairman, Subcommittee on Transportation and Related Agencies Committee on Appropriations House of Representatives Dear Mr. Chairman: In 1981 the Federal Aviation Administration (FAA) launched a major effort-now called the Capi...
Date Nov. 13, 1992 Report No. RCED-93-33 Title

Airspace System: Emerging Technologies May Offer Alternatives to the Instrument Landing System

IJnitetI States General Accounting Office GAO Report to the Chairmah, Subcommittee on Transportation and Related Agencies, Committee on Appropriations, House of Representatives AIRSPACE SYSTEM Emerging Technologies May Offer Alternatives to the Instrument Landing System 147908 :AO/IZC:EIb93-33 GAO United States General Accounting Office Washington, D.C. 20548 -. --Resources, Community, and Economi...
Date Sept. 30, 1992 Report No. IMTEC-92-80 Title

Air Traffic Control: FAA Needs to Justify Further Investment in Its Oceanic Display System

United States General Accounting Office GAO September 1992 Report to the Chair, Government Activities and Transportation Subcommittee, Committee on Government Operations, House of Representatives AIR TRAFFIC CONTROL FAA Needs to Justify Further Investment in Its Oceanic Display System ullllllll RIIU 147874 RESTRICTED--Not to be us!ZW?! outside the General Accounting Office krilFF?Yspecifically app...
Date Aug. 4, 1992 Report No. T-RCED-92-90 Title

Aviation Safety: Additional Actions Needed for Three Safety Programs

. United States General Accounting Office pywl *I- I GAO For Relalse on Ddivcry Expected iu IO:.30 a.m.. EST Tuesday August 4. 1002 Testimony Before the Subcommittee on Aviation, Committee on Public Works and Transportation House of Representatives AVIATION SAFETY Additional Actions Needed for Three Safety Programs Statement of Kenneth M. Mead, Director, Transportation Issues Resources,Community, ...
Date June 26, 1992 Report No. NSIAD-92-121 Title

Military Satellite Communications: Milstar Program Issues and Cost-Saving Opportunities

IJniWd St;des Gcmeral Accounting Office ----- 1 J illne g 1!)92 MILITARY SATELLITE COMMUNICATIONS Milstar Program Issues and Cost-Saving Opportunities , iziNsI.AD-92-12 1 , GA!0 United States General Accounting Office Washington, D.C. 20548 National Security and International Affairs Division B-21 7967.5 June 26, 1992 The Honorable Richard B. Cheney The Secretary of Defense Dear Mr. Secretary: Thi...
Date June 2, 1992 Report No. IMTEC-92-50 Title

Space Station: Delays in Dealing With Space Debris May Reduce Safety and Increase Costs

GAO I Report to the Chairman, Subcommittee on Government Activities and Transportation, Committee on Government Operations, House of Representatives ,Junc 1 !I!)2 -I- SPACE STATION Delays in Dealing With Space Debris May Reduce Safety and Increase Costs -146890 HI GAO United S&es General Accounting Office Washington, D.C. 20548 Information Management and Technology Division B-237832 June 2,1992 Th...
Date May 21, 1992 Report No. T-RCED-92-67 Title

FAA Budget: Key Issues Need to Be Addressed

had 58, its or about 14 percent, fewer controllers than called for by standard. In placement standards. staff 1991 we found, of at both centers and terminals, that with that at the the had more FAA Academy graduates Some graduates was inconsistent at facilities than staff that were placed standards that than called in the for by the rather had fewer we found equivalent than the facilities, standar...
Date May 20, 1992 Report No. RCED-92-156 Title

Coast Guard: Coastal Buoy Tender Acquisition Project Did Not Follow Federal Guidelines

United States General Accounting Office -. I 1 GAO May 1992 Report to the Chairman, Subcommittee on Transportation and Related Agencies, Committee on Appropriations, House of Representatives COAST GUARD Coastal Buoy Tender Acquisition Project Did Not Follow Federal Guidelines --_- .____.. -- _-.GA~,n;lcED-g2-lsg--- ..-.._. ---.-- . .._. -_-- __.. - -___-- GAO United Stater General Accounting Offlc...
Date April 6, 1992 Report No. T-RCED-92-51 Title

FAA Budget: Key Issues Need to Be Addressed

United States General Accounting Office /a yf/O Testimony Before the Subcommittee on Transportation and Related Agencies, Committee on Appropriations, House of Representatives For Releaseon Delivery Expectedat 2 p.m. EDT Monday April 6, 1992 FAA BUDGET Key IssuesNeed to Be Addressed Statement of Kenneth M. Mead, Director, Transportation Issues, Resources,Community, and Economic Development Divisio...
Date April 3, 1992 Report No. RCED-92-136BR Title

Air Traffic Control: Status of FAA's Modernization Program

I.Jniterl Statea General Accounting Offhx Briefing Report to Co~gr&sional Chmnittees .AIR TRAFFllC -..-.....--.. CONTROL Status of FAA’ s Modernization Program 146234 _ ._ c;AO,,R(:~I,-92-r3C,iiK .’ .__. -- _.._.. .._...__. - .._ ._.. .._ ..I- I. ..“.. .I. _.““l_l - --...... “I-_ ..-- ..----_----- -.__ _.-.._...”“..._.^....... - ._._.-.._... -..--__.._.. - _-.... __I _._-_ ..“- ....
Date March 31, 1992 Report No. NSIAD-92-95 Title

Military Training: Unexploded Ordnance Found in Lake Michigan

-*l.,----lll.lm linikd States General Accounting Office GAO March 19!)2 Report to the Honorable F James Sensenbrenner, Jr., House of Representatives MILITARY TRAINING Unexploded Ordnance Found in Lake Michigan 146319 RESTRICTED--Not to !be releaseb. outside the General Accounting Wfice unless specifically approved by the W W ’ of Congressional z Relatiotis. .-...GAWNSIAD-92-95 , .---. _______ ,_...
Date March 16, 1992 Report No. RCED-92-113 Title

Aviation Safety: Users Differ in Views of Collision Avoidance System and Cite Problems

-_(-*-.---,ome I1n.it~ctl Strttw General Accounting Office GAO Report to the Chairman, Subcommitt&? on Investigations and Oversiglht, Committee on Science, Space, and Technology, House of Representatives AVIATION SAFETY Users Differ in Views of Collision Avoidance System and Cite Problems --.-. . 146367 RESTRICTED--Not to be released General Accounting Office unless specifically approved by the Of...
Date March 3, 1992 Report No. T-RCED-92-34 Title

Air Traffic Control: Challenges Facing FAA's Modernization Program

United States General Accounting Ofllce GAO For Releaseon Delivery Expectedat 10~30 a.m. EST Tuesday March 3,1992 Testimony Before the Subcommitteeon Aviation Committee on Public Works and Transportation House of Representatives AIRTRAFFIC CONTROL ChallengesFacing FAA’s Modernization Program Statementof Kenneth M. Mead Director, Transportation Issues Resources,Community, and Economic Development...
Date Dec. 11, 1991 Report No. IMTEC-92-1 Title

Air Traffic Control: Software Problems at Control Centers Need Immediate Attention

,:. ., ; ‘. ., i .,;, ,’ ,,,! . : , ,’ .’ .’ GAO United States General Accounting Office Washington, D.C. 20548 Information Technology Management Division and B-245699 December 11,1991 The Honorable Frank R. Lautenberg Chairman Subcommittee on Transportation and Related Agencies Committee on Appropriations United States Senate Dear Mr. Chairman: In the past, you have expressed concern ab...
Date Sept. 26, 1991 Report No. IMTEC-91-77FS Title

Air Traffic Control: FAA's Transition of Communications System to Digital Technology

--.-- Mini twi States (knt*ral Accounting Office ‘ , GAO Fact Sheet for the Chairman, Subcommittee on Transportation and Related Agencies, Committee on Appropriations, U.S. Senate c AIR TRAFFIC CONTROL FAA’ Transition of s Communications System to Digital Technology ~lll~ll~l llll 145130 ‘ i --Not approved Beuiorur. by the omce to be released outaide the of ccmgreeaiond GAO/IMTE