L&I Affidavit Project Details: Washington Public Works Wage Reporting

Washington State's Labor & Industries department provides daily-updated records of Affidavits of Wages Paid filed by contractors for public works projects. The dataset includes project details, contractor and agency information, contract amounts, and apprentice utilization rates. It supports compliance monitoring and analysis of labor standards on state-funded construction.

Use Cases

• Monitoring contractor compliance with prevailing wage laws using Contractor License, Contract Amount, and % Apprentice Utilization columns.
• Analyzing the distribution of public works projects across agencies using Awarding Agency Name and Project Award Date.
• Tracking apprentice workforce participation in state contracts using AnyApprentices? and % Apprentice Utilization columns.
• Verifying contractor and subcontractor relationships for a project using Prime Contractor Name and AllWorkSubcontracted?.
• Auditing project timelines and filings using Work Start Date, Affidavit Received Date, and Project Bid Due Date.

Strengths

• Updated daily, indicating high frequency of new data ingestion.
• Contains detailed project and contractor identifiers such as Affidavit ID Number, Intent ID, and FilingCompanyUBI.
• Available on multiple government data platforms (Socrata and Data.gov), suggesting official dissemination.

Limitations

• Key metadata like row count, dataset size, and license are not provided by any source.
• The most recent update timestamps conflict between platforms (2026-05-27 on Socrata vs. 2026-04-12 on Data.gov).
• Column list is unavailable from the Data.gov source, limiting a complete understanding of its schema from that platform.

Provenance

Source

Washington State Department of Labor & Industries (L&I).

Collection Method

Administrative filings (Affidavit of Wages Paid) submitted by employers/contractors.

Freshness

Last updated 2026-05-27 according to Socrata; Data.gov shows 2026-04-12.

Geography

Washington State, USA.