 If the pavement is to be laid on an old macadam base, the surface shall be thoroughly swept and cleaned of all fine material that may be caked upon the surface of the stone or lying loose as dust, thereby exposing the clean coarse stone for the reception...  Reports and Communications - Էջ 326Boston (Mass.). Finance Commission - 1916Ամբողջությամբ դիտվող - Այս գրքի մասին
 | 1910 - 540 էջ
...or ordinary traffic 6 ins. of macadam equal to 4 or 5 ins. of concrete. Old Macadam Foundation. — If the pavement is to be laid on an old macadam base,...swept and cleaned of all fine material that may be either caked upon the surface of the stone or lying loose as dust, thereby exposing the clean stone... | |
 | 1910 - 648 էջ
...traffic six inches of macadam equal to four or five Inches of concrete. Old Macadam Foundation. — If the pavement Is to be laid on an old macadam base,...swept and cleaned of all fine material that may be either caked upon the surface of the stone or lying loose as dust, thereby exposing the clean stone... | |
 | Association for Standardizing Paving Specifications - 1911 - 154 էջ
...hereinafter specified, and the pavement be considered finished without a seal coat. OLD MACADAM FOUNDATION. If the pavement is to be laid on an old macadam base,...stone for the reception of the bituminous concrete. If the old macadam does not present the desired coarse, grainy surface, or is not at proper and satisfactory... | |
 | Association for Standardizing Paving Specifications - 1911 - 112 էջ
...ordinary traffic six inches of macadam equal to four or five inches of concrete. OLD MACADAM FOUNDATION. If the pavement is to be laid on an old macadam base,...swept and cleaned of all fine material that may be either caked upon the surface of the stone or lying loose as dust, thereby exposing the clean stone... | |
 | Association for Standardizing Paving Specifications - 1912 - 180 էջ
...the most favorable conditions of firm, unyielding soils and light traffic. OLD MACADAM FOUNDATION. If the pavement is to be laid on an old macadam base,...stone for the reception of the bituminous concrete. If the old macadam does not present the desired coarse, grainy surface, or is not at proper and satisfactory... | |
 | Association for Standardizing Paving Specifications - 1913 - 202 էջ
...the most favorable conditions of firm, unyielding soils and light traffic. OLD MACADAM FOUNDATION. If the pavement is to be laid on an old macadam base,...-for the reception of the bituminous concrete. If the old macadam does not present the desired coarse, grainy surface, or is not at proper and satisfactory... | |
 | Association for Standardizing Paving Specifications - 1913 - 202 էջ
...the most favorable conditions of firm, unyielding soils and light traffic. OLD MACADAM FOUNDATION. If the pavement is to be laid on an old macadam base,...stone for the reception of the bituminous concrete. If the old macadam does not present the desired coarse, grainy surface, or is not at proper and satisfactory... | |
 | American Society for Municipal Improvements - 1915 - 852 էջ
...light traffic. OLD MACADAM FOUNDATION. If the pavement is to be laid on an old macadam foundation, the surface shall be thoroughly swept and cleaned...stone for the reception of the bituminous concrete. If the old macadam does not present the desired coarse, grainy surface, or is not at proper and satisfactory... | |
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