Now showing items 31-40 of 727
Desenvolvimento de dispositivo para extração e coleta de fumos de asfalto e aplicação na determinação de hidrocarbonetos policíclicos aromáticos
(Universidade Federal de Santa MariaBRQuímicaUFSMPrograma de Pós-Graduação em Química, 2015-03-16)
The given work presents the development and usage of a device (DEC Device for Extraction and Collection) capable of generate and collect fumes produced by the heating of asphalt cement samples. The DEC was elaborated ...
Laboratory Evaluation of Asphalt Rubber Mixtures Using the Dynamic Modulus (E*)
(Universidad San Ignacio de Loyola, 2003)
For thirty years, the Arizona Department of Transportation has been adding crumb rubber to the asphalt concrete with remarkable performance. A primary objective of this study was to evaluate the laboratory performance of ...
The Pitch Lake of La Brea, Trinidad, B.W.I.
(Waterman the Hatter, Clothier and Outfitter, Trinidad, 2010-05-13)
Four men in hats linger on the pitch at the Pitch Lake, La Brea, south west Trinidad circa 1907. Numerous trees are spread across the horizon. The Pitch Lake is the largest natural deposit of asphalt in the world. It was ...
Asphalt Technology in Chile: Leading Research and Practice
The state of the practice for asphalt technology in Chile is very empirical. Binders are specified with traditional testing. Mixtures are designed with the Marshall method. Most mixes currently used are dense graded. ...
Avaliação de misturas asfálticas recicladas mornas com uso de ligantes convencional e modificado por polímero
(Universidade Federal de Santa MariaBrasilAdministraçãoUFSMPrograma de Pós-Graduação em Engenharia CivilCentro de Tecnologia, 2017-03-30)
The growing concern with the environment, in recent years, awakens the study of new technologies in the field of paving. Less polluting technologies that minimize the degradation of the environment and that seek to meet ...
Multiscale Curvature Analysis of Asphaltic Aggregate Particles
(ASCE-AMER SOC CIVIL ENGINEERS, 2010)
A new method for characterization and analysis of asphaltic mixtures aggregate particles is reported. By relying on multiscale representation of the particles, curvature estimation, and discriminant analysis for optimal ...
Shipping pitch, Trinidad
Photo of an aerial tramway over land and transporting barrels of pitch.
Trinidad, Pitch Lake
Photo of three males at the pitch lake in Trinidad. Two are occupied, one is digging pitch while the other is carrying pitch. No.592