Hamburg wheel tracking device

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August undefined, 2024

WebJan 13, 2008 · This study evaluates three tests (the Cantabro Loss test [Cantabro], the Hamburg Wheel-Tracking test [HWTT], and the Overlay test [OT]) as potential tools to assess durability of PFC mixtures. The evaluation is based on a laboratory program that includes two different mixture systems with different binders (Performance Grade [PG] … WebHAMBURG WHEEL-TRACKING TEST TXDOT DESIGNATION: TEX-242-F MATERIALS AND TESTS DIVISION 3 – 7 EFFECTIVE DATE: JULY 2024 Figure 2—Schematic of Specimen Cutting Setup Figure 3—Top View of Test Specimen Configuration for the Hamburg Wheel-Tracking Device 4. SPECIMENS 4.1 Laboratory-Molded …

Tex-242-F, Hamburg Wheel-tracking Test

WebSep 1, 2009 · One of the devices used to measure rutting performance in laboratory is the Hamburg Wheel-Tracking Device (WTD). Rutting test using the Hamburg WTD can be conducted under dry or wet conditions. WebJan 1, 2024 · This test method describes a procedure for testing the rutting and moisture-susceptibil ity of asphalt mixture pavement samples in the Hamburg Wheel-Tracking Device. The method describes the testing of a submerged, compacted asphalt mixture in a reciprocating rolling-wheel device. call overlay

Hamburg Wheel-Track Testing of Compacted Bituminous …

WebHamburg Wheel Test Requirements High-Temperature Binder Grade Test Method Minimum # of Passes @ 0.5" Rut Depth, Tested @122°F4 PG 64 or lower Tex-242-F … WebThe Hamburg wheel-tracking device comes with workability and make relative reductions for mixing and a roller compactor in order to compact mixtures within compaction temperatures. standard molds to fit in wheel-tracking device frames. The viscosity of results related to each WMA additive The roller compactor also makes it convenient to … Web4.1 Hamburg Wheel-Track Testing Device – Electrically powered device capable of moving a steel wheel with a diameter of 203.6 mm and width of 47 mm over a test … callo wathique

Evaluation of Durability Tools for Porous Friction Courses

EVALUATION OF HAMBURG WHEEL-TRACKING DEVICE TO PREDICT MOISTURE DAMAGE ...

WebOct 22, 2024 · Moisture damage in hot mix asphalt pavements is a periodic but persistent problem nowadays, even though laboratory testing is performed to identify different moisture-susceptible mixtures. In this study, a Hamburg Wheel Tracking device (HWTD) was used for rutting tests which were conducted on control and a high percentage of … WebAug 1, 2014 · AbstractThis study outlines statistical analyses carried out to investigate the effect of test temperature on results from Hamburg wheel-tracking device (HWTD) tests. The Hamburg test database and aggregate properties database of the Texas Department of Transportation (TxDOT) were examined and merged to provide the basis for statistical … cocktail kingdom essential cocktail setWebJun 24, 2015 · The Hamburg (Immersion) wheel tracking test is used to evaluate the resistance to rutting and moisture susceptibility of asphalt … c# allowanonymous not working

"WebThe Hamburg Wheel Tracking Device (HWTD) test (TEX-242-F) and the Kansas Test Method KT-56 (KT-56), or modified Lottman test, have been used in Kansas for the last … " - Hamburg wheel tracking device

Hamburg wheel tracking device

WebHAMBURG WHEEL-TRACKING TEST TXDOT DESIGNATION: TEX-242-F MATERIALS AND TESTS DIVISION 3 – 5 EFFECTIVE DATE: JULY 2024-JUNE2024 Figure 2—Schematic of Specimen Cutting Setup Figure 3—Top View of Test Specimen Configuration for the Hamburg Wheel-Tracking Device 4. SPECIMENS 4.1 Laboratory …

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WebAASHTO T-324US Patent No. 9964,471. Intelligently designed with the end-user in mind, the new InstroTek SmarTracker™ offers several unique features that make testing safer, … WebThe GCTS system instead utilizes a mobile frame to keep the load directly above the loading wheel and dampeners to prevent vibration of the frame during horizontal movement. With this setup, you can be confident that the load stays at 705N (+/- 4.5N) for the duration of the test. The HWTT-100 meets all the specifications of AASHTO T 324 and EN ...

WebJan 1, 2014 · The Hamburg wheel tracking test (HWTT) has been widely used as a standard laboratory test to evaluate the moisture susceptibility and rutting resistance of asphalt mixtures. The stripping infection point and the rut depth at a certain number of load cycles are two common parameters obtained from the test. Although these parameters … http://nacoe.com.au/wp-content/uploads/2016/07/007180_P3-Hamburg-Wheel-Tracking-Device_Y2.pdf

WebJan 30, 2024 · Al-Khateeb, G. and Basheer, I. (2009). “A three-stage rutting model utilising rutting performance data from the Humburg Wheel-Tracking Device (WTD).” Road and Transport Research: A Journal of Australian and New Zealand Research and Practice, Vol. 18, No. 3, pp. 12–25. Google Scholar WebUsing the Hamburg Wheel Track Test for Balanced Mix Design The Hamburg Wheel Tracking Test (HWTT) per AASHTO T 324 is widely used by asphalt researchers and pavement engineers to evaluate the rutting …

WebApr 6, 2024 · The Hamburg Wheel-Track Device (HWTD) test has recently gained popularity among many state highway departments of transportation (DOTs) for use in hot mix asphalt (HMA) moisture sensitivity ...

http://publications.iowa.gov/15265/1/IA_DOT_RB00-010_Bias_Hamburg_Wheel_Tracking_Dev_Final.pdf call over the internetWebMar 8, 2016 · Hamburg wheel tracking device. AASHTO T 324 (41) Repeated load triaxial creep (flow number using AMPT) AASHTO TP79 (42) Moisture sensitivity. Tensile strength ratio. AASHTO T 283 (43) Hamburg wheel tracking device (wet) AASHTO T 324 (41) Fatigue. Four-point bending beam fixture. AASHTO T 321 (44) cocktail kaffeeWebThe wheel tracking assembly operates from 0 to 60 cycles (120 passes) per minute, with stroke and speed adjustable for Hamburg Testing. Wheel loading is applied through independent pneumatic cylinders. Four … cocktail king crab clawsWebJun 8, 2024 · The Hamburg Wheel Tracking Test (HWTT) has been widely accepted as a reasonable and reliable test to evaluate the rutting and moisture damage performance of asphalt mixtures. The standardized protocol for HWTT has been around under AASHTO Test Method T 324 for almost two decades. cocktail kingdom bronxWeblaboratory-field correlation for the Hamburg Wheel Tracking Device (HWTD) equipment. This equipment measures the combined effects of rutting and moisture damage by rolling a steel wheel across the surface of an asphalt concrete slab that is immersed in hot water. The HWTD was developed in the 1970s by Esso A.G. of Hamburg, Germany. cocktail kingdom koriko hawthorne strainerWebThe Hamburg Wheel-Tracking Device (HWTD), shown in Figure 1, was developed in the 1970s by Esso A.G. of Hamburg, Germany. (5) It is based on a similar British device using a rubber tire. The HWTD is currently marketed by Helmut-Wind Incorporated of Hamburg, Germany. It is used as a specification requirement for some of the most traveled … call over the internet freeWebStop the wheel-tracking device at the specified number of passes, or when the maximum rut depth of 20 mm rut occurs in either sample set, whichever occurs first. The testing device software automatically saves the test data file. 12. Replace Section 9.1 with: A “test” is defined as four 150 mm diameter specimens run in the cocktail kingdom koriko weighted shaking tins