704  MASONRY uniTS

704.01  Clay or Shale Brick
704.02  Concrete Brick
704.03  Concrete Masonry Blocks

704.01  Clay or Shale Brick.  Furnish clay or shale brick conforming to ASTM C 32, with the following modifications:

4.1  Furnish bricks of such size and shape as to allow their incorporation in the structure in conformance with the specified dimensions of the structure.

6.1  If necessary for approval obtain  samples from material delivered to the project site or at other locations designated by the Laboratory.

704.02  Concrete Brick.  Furnish concrete brick conforming to ASTM C 55, Type II (Grade N-II or S-II), with the following modifications:

5.1.1 and 5.1.2  Use cement conforming to 701 Portland Cement.

5.2  Use aggregate that conforms to the quality requirements of 703.02.

9.1  If necessary for approval, obtain samples from material delivered to the project site or at other locations designated by the Laboratory.

9.2  Sample and test the brick according to ASTM C 140.  Furnish bricks of such size and shape as to allow their incorporation in the structure in conformance with the specified dimensions of the structure.  Furnish bricks that have a rectangular cross-section with square corners.  Ensure that the ends, edges, and one face are plain surfaces.

704.03  Concrete Masonry Blocks.  Furnish concrete masonry blocks conforming to ASTM C 139, with the following modification:

7.1  If necessary for approval, obtain samples from material delivered to the project site or at other locations designated by the Laboratory.

Furnish blocks of such size and shape as to allow their incorporation in the structure in conformation with the specified dimensions of the structure.