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APPROVED AS AMERICAN STANDARD BY THE AMERICAN STANDARDS ASSOCIATION ASA NO.: A37.74-1951 UDC 625.82:691.5 Standard S pecijications for MATERIALS FOR CEMENT GROUT FILLER FOR BRICK AND STO
AMERICAN SOCIETY FOR TESTING MATERIALS 1916 RACE ST., PHILADELPHIA 3, PA Reprinted from Copyrighted Book of A';TM Standards, Part 4 APPROVED AS AMERICAN STANDARD BY THE AMERICAN STANDARDS ASSOCIATION ASA NO.: A37.74-1951 UDC 625.82:691.5 Standard Specijications for MATERIALS FOR CEMENT GROUT FILLER FOR BRICK AND STONE BLOCK PAVEMENT1 ASTM Designation: D 57 - 20 ADOPTED, 1920.2 This Standard of the American Society for Testing Materials is issued under the fixed designation D 57; the final number indicates the year of original adoption as standard or, in the case of revision, the year of last revision NoTE-These specifications were editorially revised and rearranged in 1939 Scope means of laboratory sieves shall conform to the following requirements: 1 These specifications cover the ma- terials (sand, portland cement, and Sieve Percentage water) for use in cement grout filler Passing for brick and stone block pavements No 10 (2000-micron) .• 100 SAND No 20 (840-micron) not less than •• 80 General Characteristics No 200 (74-micron) not more than 5 2 The sand shall consist of clean, hard, durable stone particles, preferably (b) The sieve analysis of the sand siliceous, free from lumps of clay and shall be made in accordance with the objectionable foreign matter Method of Test for Sieve Analysis of Fine and Coarse Aggregates (ASTM Grading Designation: C 136).3 3 (a) The sand shall be well graded Mortar Strength from coarse to fine and when tested by 4 (a) The sand shall be mixed with I Under the standardization procedure of the portland cement conforming to the re- Society, these specifications are under the juris- quirements for type I of the Specifica- diction of the ASTM Committee D-4 on Road tions for Portland Cement (ASTM and Paving Materials Designation: C 150),3 in the proportion of 1 part of cement to 3 parts of sand, 2 Prior to adoption as standard these specifi- cations were published as tentative from 1919 3 Appears in this publication, see Contents to 1920 in Numeric Sequence of ASTM Designations at front of book 754 23-77 SPECIFICATIONS FOR CEMENT GROUT FILLER (D 57- 20) 755 by weight, according to the standard quired Samples shall also be taken for method of making 1:3 mortar briquets testing from time to time, at the place The resulting mortar at the age of 7 and of use prior to and during the laying of 28 days shall have a tensile strength of at the pavement, whenever desired by the least 75 per cent of that developed in the engineer same time by mortar of the same con- sistency, made of 1 part of the same ce- Inspection ment and 3 parts of Ottawa sand 6 The sand shall be subject to inspec- (b) Preliminary acceptance samples tion after delivery at the place of use, shall be subjected to mortar strength prior to and during the laying of the tests at both 7 days and 28 days, and pavement acceptance based thereon Samples tested during the progress of the work PoRTLAND CEMENT will be accepted on the basis of the 7-day test Cement (c) The tests for mortar strength shall 7 Portland cement for use in cement be made in accordance with the Method grout filler shall conform to the re- of Test for Tensile Strength of Hydraulic quirements for type I of the Specifica- Cement Mortars (ASTM Designation: tions for Portland Cement (ASTM Designation: C 150).3 c 190).3 WATER NOTE.-The portland cement used in testing the proposed sand should preferably be that Water used or to be used in the work 8 The water used shall be clean and Sampling free from harmful amounts of oil, acid, alkali, organic, or vegetable matter 5 The sand shall be sampled for testing at the source of supply, if re- 1ll-8