U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000


Skip to content U.S. Department of Transportation/Federal Highway AdministrationU.S. Department of Transportation/Federal Highway Administration

Federal Highway Administration Research and Technology
Coordinating, Developing, and Delivering Highway Transportation Innovations

 
Report
This report is an archived publication and may contain dated technical, contact, and link information
Publication Number: FHWA-RD-01-165
Date: March 2002

Figure 3-9

Previous | Table of Contents | Next

Slab 1B stained with sodium cobaltinitrite/rhodamine B from SD-090-019-001. This figure is comprised of two photographs of slab 1B labeled A and B. The slab was stained with sodium cobaltinitrite/rhodamine B. Photograph A is a picture of the entire stained slab. A large crack is visible approximately half way down the slab. Photograph B is a stereo optical micrograph of a reactive rhyolite particle. The particle has a crack running it and reactive materials are visible in the paste surrounding the particle. The figure also contains a table listing the litho types, their volume in milliliters and their volume as a percent of total volume. Volume was determined by water displacement from a sample gathered at a nearby river. The total volume of all of the lithos was 1,479 milliliters. The information in the table is as follows:

 

Previous | Table of Contents | Next