A Technical Report to the Secretary of Transportation on a National Approach to Augmented GPS Services, NTIA Special Publication 94-30, December, 1994. Member of study team.

Frodge, S.L., Shannon, B., Remondi, B., Lapucha, D., and R. Barker, 1994: Results of Real-Time Testing of GPS Carrier Phase Ambiguity Resolution On-The-Fly, The XXth Congress of the International Federation of Surveyors (FIG), Melbourne, Australia, 5-12 March, pp.606.3/2-606.3/9.

Frodge, S.L., Remondi, B., and D. Lapucha, 1994: Real-Time Centimeter Positioning with GPS: A System Developed by the U.S. Army Corps of Engineers, Proceedings of the 19th Army Science Conference, Session IP5, Orlando, Florida, 20-23 June.

Frodge, S.L., Remondi, B., and D. Lapucha, 1994: Results of Real-Time Testing of GPS Phase Ambiguity On-The-Fly, Institute of Navigation (ION) Technical Journal NAVIGATION, Vol. 41, No. 2, Summer 1994.

Arnold, J., DeBolt, R., and S. Frodge, 1994: Augmented GPS -- The Federal System, 50th Annual Meeting of the ION, Colorado Springs, Colorado, 6-8 June, pp. 57-61..

Frodge, S.L., Remondi, B., and D. Lapucha, 1994: Results of Real-Time Testing & Demonstration of the U.S. Army Corps of Engineers Real-Time On-The-Fly Positioning System, 1994 National Technical Meeting of the Institute of Navigation, January 24-26, San Diego, California, Proceedings pp. 883-892.

Arnold, J., Frodge, S., Mann, B., and R. DeBolt, 1994: Augmented GPS: The Federal System, U.S. Army Corps of Engineers 1994 Training Symposium, 15-19 August, New Orleans, Louisiana, Proceedings pp. SM:4A-1.

Frodge, S.L., DeLoach, S.R., Remondi, B., and D. Lapucha, Real-Time Centimeter Positioning With GPS: A System Developed by the U.S. Army Corps of Engineers, U.S. Army Corps of Engineers 1994 Training Symposium, 15-19 August, New Orleans, Louisiana, Proceedings pp. SM:3C-1.

Frodge, S.L., Garster, J. and J. Radice, 1994: Joint Federal Efforts in Establishing a Differential GPS System for Navigable Rivers, 1994 National Technical Meeting of the Institute of Navigation, January 24-26, San Diego, California, Proceedings, pp. 851-858.

Cannon, M.E, Lachapelle, G., Qui, W., Frodge, S.L. and B. Remondi, 1994: Performance Analysis of a Narrow Correlator Spacing Receiver for Precise Static DGPS Positioning, IEEE PLANS'94, 12-15 April, pp. 355-360.

Austin, Andrew S., S. Frodge, M. Plecity and R. Dendy, 1993: The Advanced Communications Technology Satellite for a Differential Global Positioning System, 1993 National Technical Meeting of the Institute of Navigation, 20-22 January, 1993, San Francisco, pp. 389-398.

Frodge, S.L., Remondi, B., and D. Lapucha, 1993: Results of Real-Time Testing & Demonstration of the U.S. Army Corps of Engineers Real-Time On-The-Fly Positioning System , 6th International Technical Meeting of the Institute of Navigation Satellite Division, Salt Lake City, Utah, pp. 711-721. Received Best Paper Award for Session.

Chrzanowski, A., Frodge, S.L., and S. Avella, 1993: A Study on the Worldwide Status of Monitoring and Analysis of Dam Deformations, Association of State Dam Safety Officials, Inc. 1993 Annual Conference Proceedings, September, Kansas City, Missouri.

Frodge, Sally L., 1992: Deformation Surveying, American Congress on Surveying & Mapping BULLETIN, No. 138, July/August 1992, pp. 32-36.

Burgess, Jon and Sally L. Frodge, 1992: Performance Testing of On-the-Fly GPS Technology, Proceedings of the ION GPS-92 Fifth International Technical Meeting of the Satellite Division of the Institute of Navigation, pp. 1071-1077.

DeLoach, Stephen R., Frodge, Sally L. and Benjamin Remondi, 1993: Assessment of GPS Carrier Phase Ambiguity Resolution On-The-Fly, Presented at the 1993 Differential Satellite and Navigation Systems Conference (DSNS '93), Amsterdam, The Netherlands.

Frodge, Sally L. and C. Lanigan, 1991: GPS for the Hydrographic Surveyor: Meters Today, Centimeters Tomorrow, Presented at the USACE Conference, Louisville, Kentucky.

Frodge, Sally L., J. Spalding and L. Luft, 1991: Joint Spatial Decorrelation Study to Determine the Optimum Spacing Between Differential Global Positioning System (DGPS) Reference Stations, DGPS '91, Braunschweig, Germany.

Other Documents and Contributions to:

Congressional Committee Report on Polymetallic Sulfides.

Civil Works Construction Guide Specification, U.S. Army Corps of Engineers, Procurement of a Real-Time Differential Global Positioning System, CW 01334.3, 21 June 1991.

Frodge, S.: 1992: Report on Ashtech Data.

Frodge, S.: 1992: Accuracy of Meter Level DGPS.

Lapucha, D. and K. Maynard, 1992: TEC-0024, Investigation of the Real-Time Accuracy of the DGPS Method, Contract report.

Chrzanowski, A., Avella, S., Yong-qi, C., and J. Secord, 1992: TEC-0025, Existing Resources, Standards, and Procedures for Precise Monitoring and Analysis of Structural Deformations - Volume I, Contract report.

Chrzanowski, A., Avella, S., Yong-qi, C., and J. Secord, 1992, TEC-0025A, Existing Resources, Standards, and Procedures for Precise Monitoring and Analysis of Structural Deformations - Volume II - Appendices, Contract report.

U.S. Army Engineer Technical Letter, The North American Vertical Datum of 1988 (NAVD88), currently being published.

FGCS Report: Test and Demonstration of the Wild GPS-System 200 Surveying System: June 1992

FGCS Report: Test and Demonstration of the Trimble 4000 SSE: September 1992

FGCS Report: Test and Demonstration of the Magellan NAV PRO 5000 GPS Receiver Sub Meter System: July 1993

FGCS Report: Test and Demonstration of the Ashtech Z-12 Receiver

FGCS Report: Test and Demonstration of the Geotronics Geoceiver

U.S. Army Engineer Manual 1110-1-1004, Deformation Monitoring and Control Surveying, 1 Jan 1994.

U.S. Army Engineer Manual 1110-2-1003, Hydrographic Surveying, 30 Jan 1994.