Grants.gov is offline today, according to the Grants.gov blog. The G.g folks hope to have it up and running by this evening. Click the headline to visit the blog.
Also, today's NIH webinar on construction grants was canceled. Information about construction grants is expected to appear on the NIH website. Meanwhile, check out their FAQs for the two construction programs:
Extramural Research Facilities Improvement Program (C06) Questions and Answers
Core Facility Renovation, Repair and Improvement (G20) Questions and Answers