SECTION 252:656-5-3. Materials  


Latest version.
  • (a)   ASTM. All pipe, materials and construction must meet ASTM standards. List the standard for all materials and methods in the detailed specifications.
    (b)   Bedding. Specify the applicable ASTM material class of bedding, which must be matched to the proper strength pipe to support the anticipated loads.
    (c)   Backfill. Specify the applicable ASTM standard for the backfill material and its placement.
    (d)   Manholes. Specify the applicable ASTM standards for the manhole material, manhole installation and manhole testing to be used in the construction of the manholes. Bricks and/or concrete blocks will not be approved for manhole construction.
[Source: Added at 17 Ok Reg 1140, eff 6-1-00; Amended at 23 Ok Reg 937, eff 6-15-06; Added at 28 Ok Reg 1282, eff 7-1-11]