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Prioritization of highway maintenance functions using multi-attribute decision making with fuzzy pairwise comparison

Description: Report on a methodological framework to help highway agencies develop maintenance plans that are minimally impacted by budget fluctuations. It includes a case study testing the effectiveness of the methodology using data from the Texas Department of Transportation.
Date: September 2011
Creator: Zhang, Zhanmin & Liu, Wenxing
Item Type: Refine your search to only Report

Best Practice for Using RAS in HMA

Description: "The use of recycles asphalt shingles (RAS) in hot-mix asphalt (HMA) mixtures has the potential to significantly reduce the cost of asphalt paving mixes while conserving energy and preserving the environment. This report documents the best practices for the use of RAS in HMA in terms of Ras processing, characterizing the processed RAS (binder content,gradations, and performance grad [PG]), RAS mix design, production, and field construction."
Date: October 2011
Creator: Zhou, Fujie; Button, Joe W. & Epps, Jon
Item Type: Refine your search to only Report

Guidelines for Freeway Lighting Curfews

Description: Report on research related to guidelines for urban freeway lighting curfews, which are used to reduce power consumption and reduce light pollution. "The guidelines developed through this project identify threshold criteria under which freeway main lane lighting can be turned off. The guidelines also identify conditions or exceptions under which lighting curfews should be suspended, modified, canceled, or not used at all (such as periods of inclement weather or during a major late-night event)… more
Date: May 2013
Creator: Zhou, Hongmin; Hawkins, H. Gene, Jr. & Miles, Jeff D.
Item Type: Refine your search to only Report

Stove.

Description: Patent for a heating stove that will ensure the combustion of artificial or natural gas, including instructions and illustrations.
Date: September 15, 1914
Creator: Ziegler, John C.
Item Type: Refine your search to only Patent

Wind-Motor

Description: Patent for improvements in wind-motors. A simple construction that will effectively serve its intended purpose as a pumping-motor, but also constructed so that substitutions of certain parts can change it into a power-motor if desired. In connection with the motor there is an improved braking mechanism for the wind-wheel.
Date: March 27, 1906
Creator: Ziegler, John C.
Item Type: Refine your search to only Patent

Apparatus for the Manufacture of Ice.

Description: Patent for a new and improved ice maker. This design calls for "two or more sheets of galvanized iron or other metal set in a tank of fresh water, one on either side of the evaporation-pipes, and held in a position parallel to each other by anchors or yokes that connect them" (lines 15-20). This eliminates the need for strong (ammoniacal) brine and is a faster, more reliable, and less leaky ice-making process than previous ones that used said brine.
Date: March 2, 1880
Creator: Zilker, Andrew J.
Item Type: Refine your search to only Patent
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