AASHTO T 249-03 (2007) pdf free download

Helical   Lock  Seam  Corrugated  Pipe PROCEDURE 2.1.                           Determine lock seam quality by examining samples of the lock seam cross section sawed from the pipe. See Figure I  for location of sample. See Figure 2 for the cross section of the sample. 2.2.         The manufacturer will saw a triangular sample from the seam at one end …

AASHTO T 248-02 pdf free download

SCOPE 1.1.                         These methods cover the reduction of large samples of aggregate to the appropriate size for testing employing techniques that are intended to minimize variations in measured characteristics between the test samples so selected and the large sample. 1.2.                    The values stated in SI units are to be regarded as the standard. 1.3.         This …

AASHTO T 247-02 pdf free download

AASHTO T 247-02 pdf free download

Preparation of Test Specimens of Bituminous Mixtures  by Means  of California Kneading Compactor Scope 1.1. The approach covers the compaction of check specimens of bituminous paving combinations through a mechanical compactor that imparts a kneading motion to the test specimens via a series of person impressions made with a ram. 1.2. This standard may involve risky substances, operations, …

AASHTO T 246-07 pdf free download

AASHTO T 246-07 pdf free download

Resistance to Deformation and Cohesion of  Bituminous Mixtures by Means of Hveem  Apparatus Scope These methods cowl the willpower of (1) the resistance to deformation of compacted bituminous combinations via measuring the lateral strain advanced from making use of a vertical load by means of the hveem stabilometer, and (2) the concord of compacted bituminous …