Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search Publications by: Tanya Brown-Giammanco (Fed)

Displaying 1 - 2 of 2

Effects of Roof Age on Asphalt Shingle Performance During High Wind Events

July 28, 2026

Author(s)

Wesam Mohamed, Rachel Kovar, Franklin Lombardo, Tanya Brown-Giammanco

This manuscript aims to examine whether roof age affects the level of roof cover damage observed under relatively similar hurricane wind speeds. This manuscript reports the results of an observational study of damaged asphalt roof shingles after Hurricane

Long-Term Durability of Asphalt Shingle Roof Covers: Laboratory Degradation Characteristics

July 21, 2026

Author(s)

Karim Abdelwahab, Tanya Brown-Giammanco, Li Piin Sung

Asphalt shingles are the most common steep-slope roofing material used in the United States, due to their ease of installation and cost effectiveness. When installed according to the manufacturer's recommendations, new shingles prevent bulk water intrusion

Was this page helpful?