Now showing items 1-10 of 1077
Analysis and Comparison of a Detailed Land Cover Dataset versus the National Land Cover Dataset (NLCD) in Blacksburg, Virginia
(Virginia Tech, 2011-12-06)
While many studies have completed accuracy assessments on the National Land Cover Dataset (NLCD), little research has utilized a detailed digitized land cover dataset, like that available for the Town of Blacksburg, for ...
The Impact of Different Stormwater Fee Types: A Case Study of Two Municipalities in Virginia
(Virginia Tech, 2016-06-20)
Stormwater user fees (SUFs) are an increasingly popular method of generating revenue for municipalities responsible for implementing complex stormwater regulations through the NPDES permit program. These fees can be created ...
Bond and Material Properties of Grade 270 and Grade 300 Prestressing Strands
(Virginia Tech, 2008-06-10)
The first objective of this thesis was to determine the material properties of grade 270 and grade 300 prestressing strand of various sizes. Tension tests were performed on each type of strand. The data from these tests ...
Dynamic OD Estimation with Bluetooth Data Using Kalman Filter
(Virginia Tech, 2012-08-10)
Advanced Traffic Management Systems (ATMS) and Advanced Traveler Information Systems (ATIS) utilize real-time information to apply measures improve the transportation system performance. Two key inputs for ATMS and ATIS ...
Incipient Motion Under Shallow Flow Conditions
(Virginia Tech, 1998-12-16)
Laboratory experiments were conducted to investigate the effect of low relative depth and high Froude number on the dimensionless critical shear stress (Shields parameter). Spherical particles of four different densities ...
Analysis of the Use of Probe Vehicles for Road Infrastructure Data Analysis
(Virginia Tech, 2012-06-01)
This thesis explores the concept of using sensors found in normal vehicles, also known as probe vehicles, to collect road infrastructure data. This concept was demonstrated by measuring vertical acceleration using in-vehicle ...
Connection limit states design teaching aid
(Virginia Tech, 1994-07-15)
<p>Steel connection design is one area in structural steel design courses that is not always thoroughly addressed. This report attempts to address this area of steel design at a basic level. Its purpose is to be used as a ...
Joint probability distribution of rainfall intensity and duration
(Virginia Tech, 1993)
Modeling beam-decking connectors under failure conditions
(Virginia Tech, 1995)
Automated Vision-Based Tracking and Action Recognition of Earthmoving Construction Operations
(Virginia Tech, 2012-04-30)
The current practice of construction productivity and emission monitoring is performed by either manual stopwatch studies which are significantly labor intensive and subject to human errors, or by the use of RFID and GPS ...