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1962 Date received 40 sieve A. H. Lawrence ANN ARBOR REPORT April 16 April 20 Bank Run Brehler c.c. File cent Liquid Limit cent of wear circular wires compressive strength test CONCRETE TEST SPECIMEN Date April Date received April Date sampled April Date sampled Source HIGHWAY DEPARTMENT OFFICE HIGHWAY DEPARTMENT Project inch sieve Inspector Intended LABORATORY DIVISION UNIVERSITY Laying Length Loss by Washing March 29 Material in Abrasion Material in Sample material Sampled MICHIGAN ANN ARBOR MICHIGAN STATE HIGHWAY Non-durable in Abrasion OFFICE OF TESTING P.A.Nordgren percent by weight Plasticity Index R&B TEST RESULTS REPORT OF TEST Report on sample RESEARCH TESTING LABORATORY RESULTS Laboratory Number sample of CONCRETE Sampled from Submitted Soft and Non-durable Source of material Spacing and Gage Specification 1960 R&B Steel Submitted by Intended Tensile Strength TEST Date TEST RESULTS Laboratory TEST SPECIMEN Cylinder TESTING AND RESEARCH TESTING LABORATORY DIVISION UNIVERSITY OF MICHIGAN Vracan