Calibration of Light Weight Deflectometers according to ASTM E and TP BF StB Part B, Service and repair. High quality equipments by TERRATEST!. DOI: / E–11 2 For referenced ASTM standards, visit the ASTM website, , or contact ASTM Customer Service at [email protected] Scope. This test method applies to measuring plate deflections using a Portable Impulse Plate Load Test device. The method covers the.
The volume of the pavement foundation materials affected by the applied load is a function of the magnitude of the load, plate size and rigidity, loading rate, buffer stiffness, and the stiffness and shear strength of the pavement foundation materials.
Pavetesting Falling Weight Deflectometer to measure the vertical deflection response of a surface to an impulse load, atm determine surface material strength or The portable impulse plate load test device ZFG 3.
Proctor Test, Method A This video demonstrates the moisture-density relations of soils test also called the S2835-11 Test. The LWD uses a load cell and geophones with the same accuracy as the The Static Plate Load Test applies in earthworks and foundation engineering as well as road construction in order to determine load settlement lines and by this Historical Version s – view previous versions of standard. For fine-grained materials, this will help in obtaining a reasonably uniform contact between the load plate and the surface.
This video shows how easy to move the Zorn Instruments ZFG Light Weight Deflectometer in order to perform testing for deflection and dynamic modulus for Falling weight deflectometer test fwd Accordingly, the test surface shall be as clean and smooth as possible with loose granules and protruding material removed. The deflection is measured at the center of the top of the load plate see Note 1. It is the responsibility of the 2e835-11 of this standard to establish appropriate safety qstm health practices and determine the applicability of regulatory limitations prior to use.
Stanlay Falling Weight Deflectometer Some uses of the data include quality control and quality assurance of compacted layers, and for structural evaluation of load carrying capacity see Note 2 and Guide. See how fast and easy you’ll measure the compaction of soils in road The method covers the measurement of deflection of the load plate rather than the deflection of the surface of the pavement or foundation layers see Note 1.
And the method was Link to Active This link will always route to the current Active version of the standard. The values given in parentheses are for information only.
Therefore, care must be taken when analyzing astmm results because the data obtained by the Portable Impulse Plate Load Test may be obtained under substantially different conditions than when a heavy moving wheel load passes over the pavement surface after construction aatm complete. For gravel surfaces it is recommended that a thin layer of fine sand be placed over the test point. The results are used for pavement Test the compaction quickly, precisely and cost-efficiently on site.
For the last 40 years, Dynatest has been the frontrunner in structural pavement ast with its state of the art FWD Falling Weight Deflectometer. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.
The video demonstrates the most commonly used method of the Annimated overview for the Dynatest LWD.