Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 46 for “"Truckload"”.
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Piecewise truckload network procurement
… preserving the synergies that arise in truckload network operations while attempting to balance the sizes of each bid, and is framed as a graph partitioning problem. The second treats lanes as independent entities and frames network allocation as a bin-packing problem, with constraints …
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Truckload Shipment Planning and Procurement
… encountered by a shipper in the context of truckload transportation. In all of the studies, we utilize optimization techniques to model and solve the problems. Each study is inspired from the real world and much of the data used in the experiments is real data or representative of real data. …
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Analysis of truckload prices and rejection rates
Truckload (TL) is the principle mode of freight transportation in the United Sates. Buyers of TL services are shippers with significant amount of shipments throughout a year. Due to the complexity of their network and the large expenditure on transportation, shippers select their carriers through …
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Real-time Multi-period truckload routing problems
In this thesis we consider a multi-period truckload pick-up and delivery problem dealing with real-time requests over a finite time horizon. We introduce the notion of postponement of requests, whereby the company can postpone some requests to the next day in order to improve its operational …
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Modeling order guidelines to improve truckload utilization
Freight vehicle capacity, whether it be road, ocean or air transport, is highly underutilized. This under-utilization presents an opportunity for companies to reduce their vehicular traffic and reduce their carbon footprint through greater supply chain integration. This thesis describes the impact …
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Data-driven risk assessment for truckload service providers
… of trucking spot market volatility to allow truckload service providers to reduce their risk when setting long-term contracts. Using three different measures of volatility we are able to assess the company's risk profile and arise with insights to improve truckload service providers' business.
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Bidder response to combinatorial auctions in truckload procurement
This thesis explores how truckload carriers use conditional bids within the framework of a combinatorial auction to win more business and balance their existing networks. Because a considerable portion of a truckload carrier's cost of serving a given lane is associated with the probability of …
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Estimating carbon emissions from less-than-truckload (LTL) shipments
Less-than-truckload (LTL) is a $32-billion sector of the trucking industry that focuses on moving smaller shipments, typically with weights between 100 and 10,000 pounds, that do not require a full trailer to be moved. Currently, there are no widely accepted methods to estimate carbon emissions …
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The impact of lead time on truckload transportation rates
The objective of this thesis was to analyze truckload shipment transactions in order to determine if rates are impacted by tender lead time, which is the amount of time between when a carrier is offered a load to when the load needs to be picked up. The research specifically focused on how tender …
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Characteristics of spot-market rate indexes for truckload transportation
In the truckload transportation industry in the United States, a number of indexes are published that attempt to measure changes in rates, but no single index has emerged as an industry standard. Industry participants, particularly those exposed to the spot-market, have found that existing indexes …
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The impact of bidding aggregation levels on truckload rates
… when creating bids during the first stage of the truckload procurement process.
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Impact of risk sharing on competitive bidding in truckload transportation
… transportation costs in the United States full-truckload (TL) transportation industry. In this study, we restricted transportation costs to line-haul charges and fuel surcharge premiums. Using ordinary least squares (OLS) regression, we examined the effect of a shipper's FSC program on its …
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Routing models and solution procedures for regional less-than-truckload operations
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, 1994.
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Effects of truckload freight assignment methods on carrier capacity and pricing
… interviews with asset based and non-asset based truckload carriers. Throughout our research we investigate the use of asset based carriers and brokers as unique sources of capacity on low volume and medium haul lanes. We examine price escalation issues in the context of load tender rejections and …
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Characterization and short term forecasting of the US long haul truckload spot market
… that give useful results. First, we study the truckload market in the US by defining indicators that capture the market characteristics. Then we explore techniques for making short term weekly forecasts for truckload spot market rates at a national level and of selected 3-Zip origin regions in …
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Improving the Efficiency of Hub Operations in a Less-than-Truckload Distribution Network
The less-than-truckload (LTL) industry is highly competitive, with recent average profit margins less than 3%. LTL shipments are routed through a network of service centers and hubs. The performance of the entire LTL distribution network is highly dependent on the speed and accuracy of the hub …
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Analysis and Improvement of Cross-dock Operations in Less-than-Truckload Freight Transportation Industry
The less-than-truckload (LTL) transportation industry is highly competitive with low profit margins. Carriers in this industry strive to reduce costs and improve customer service to remain profitable. LTL carriers rely on a network of hubs and service centers to transfer freight. A hub is typically …
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A Three Essay Examination Of Current Pay And Safety Issues In The Truckload Sector Of The Motor Carrier Industry
… turnover remains a significant problem in the truckload sector of the motor carrier industry and has been linked to large truck crashes. Large truck crashes remain a significant problem in the truckload sector of the motor carrier industry. Employing a unique firm level data set from a large …
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Freight Distribution During Disasters: Measuring and Improving Operational Performance of Critical Systems
… namely, downstream fuel distribution and full truckload transportation of general freight. Truckload transportation plays a vital role in distributing relief supplies during emergencies, and fuel is required for humanitarian operations such as running generators, moving emergency response …
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