State revolving fund documents and information Measurable results program. Disadvantaged communities Colorado SRF disadvantaged communities data glossary. Improvement District webinar slides. American Iron and Steel (AIS) National Short - Term Product Waiver - Stainless Steel Nuts and Bolts. American Iron and Steel (AIS) webinar slides. Navigating SRF requirements for borrowers. SRF AE procurement fact sheet. SRF design fact sheet.