NDC Banner

NDC Home

U.S. Waterway Data Title
Dredging Information System
Dredging Contracts

File Description:
Information about each awarded dredging contract advertised by the Corps of Engineers.

Data Dictionary

File Directory:

Comma delimited (.txt)
spreadsheet format (.xls)

This file contains information on each awarded dredging contract advertised by the Corps of Engineers from October 1, 1990 to September 30, 2017 (Fiscal Years 1990 - 2017). For each record, the file contains fiscal year, Corps of Engineers District, and name of dredging location, representative latitude and longitude of the dredging area, units of contract measurement, the estimated number of units, the quantity of dredged material in cubic yards (the equivalent cubic yards if the units were not cubic yards, i.e. hours), type of dredge used, class of work, type of material disposal, dates of bid advertisement, opening and contract award, estimated and actual start and end dates, small business set aside restrictions, government estimate, number of bidders, winning bid, winning bidder, city, state, small business status of winner, and actual cost and quantity dredged.


Source of Data
Data entered at each Corps of Engineers District into the central database

Sponsoring Organization
U.S. Army Corps of Engineers/CEIWR, Navigation Data Center Dredging Program

Geographic Coverage of Data: U.S. Coastal and Inland Waterways
Update Frequency: Continuous, as data is available
Number of Records: 4915
File Size: 969kb
Data quality/accuracy: very good for dredging information
Time span of enclosed data: October 1, 1990 to September 30, 2017
Order of records: Fiscal year (FY), then alphabetically by District name, and dredging location name
Data format: Relational Database Management System, ORACLE, exported to ACCESS or EXCEL
Data processing/conversion: Direct file export from ACCESS to EXCEL
Contact for Additional Information
Department of the Army, Corps of Engineers
7701 Telegraph Road, Casey Bldg
Alexandria, Virginia 22315-3868
Point of Contact: NDC

To Top PageTop