Vehicle Density Oriented V2V Field Test Architecture and Test Procedure Design

Author(s):  
Yuming Ge ◽  
Yunqu Wu ◽  
Lingqiu Zeng ◽  
Hui Zu ◽  
Rundong Yu ◽  
...  
2000 ◽  
Vol 15 (2) ◽  
pp. 151-166 ◽  
Author(s):  
Richard E. Terry ◽  
Sheldon D. Nelson ◽  
Jared Carr ◽  
Jacob Parnell ◽  
Perry J. Hardin ◽  
...  

2019 ◽  
Vol 2019 ◽  
pp. 1-12
Author(s):  
Baoning Hong ◽  
Hao Shan ◽  
Xin Liu ◽  
Fenqiang Xu ◽  
Ke Sheng

This paper proposes an incipient assessment method for postconstruction settlement of highway subgrade by using statistical analysis approach with an improved static loading test method, time-extended loading test. The time-extended loading residual settlement Sr(t) and settlement rate Vs(t) are calculated from the field test data. The test procedure and the corresponding experimental validations are presented. Based on the field test data, a probabilistic model is built to bridge the final residual settlement and the actual postconstruction settlements. The proposed time-extended loading test based assessment system has been validated through three operating and well-documented road sections. According to the validation results, the construction quality can be accurately evaluated at an early stage and the corresponding remedial measures can be applied timely.


Author(s):  
L. Anuar ◽  
A. Amrin ◽  
R. Mohammad ◽  
S. A. Aziz ◽  
M. Toozandehjani

This paper presents the field tests conducted as part of activity to establish the vehicle accelerated corrosion test procedure in Malaysia, initiated by the national car manufacturer company, PROTON, Malaysia. Vehicle accelerated corrosion test is a combination of corrosion exposures and durability cycles to accelerate the corrosion process and detect potential failures that may occur during in-service conditions. PROTON conducts the vehicle accelerated corrosion test at external test centres in overseas. However, due to the different climatic of test location, some of the corrosion problems were found to be varied and many did not address the actual corrosion problems detected in Malaysia markets. Hence, the primary aim of this study is to establish a suitable corrosion driving procedure to accommodate the hot and humid environment using facilities in PROTON Test Track. Three corrosion driving procedures were designed based on the number of corrosion exposures and designated as Field Tests 1, 2 and 3. Analysis ruled out that Field Test 3 provides moderate corrosion rate of 0.077-0.842 mm/year and potentially to be the best suited for accelerated corrosion test procedure in Malaysia due to its close replication of actual cosmetic corrosion behaviour observed in Malaysia.


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