This specification covers general requirements for prestressed concrete poles statically cast for use as structural supports for lights, distribution, transmission, and dead end poles.
Formerly under the jurisdiction of Committee C27 on Precast Concrete Products, this specification was withdrawn in January 2011 in accordance with section 10.5.3.1 of the Regulations Governing ASTM Technical Committees, which requires that standards shall be updated by the end of the eighth year since the last approval date.
РефератThis specification covers the general requirements for statically cast prestressed concrete poles intended for use as structural supports for lights, distribution, transmission and dead end poles. The products made up of cements, aggregates, admixtures, and steels that meet the requirements. Products may be manufactured by accelerated curing, water curing, membrane curing or steam curing, then prestressed and reinforced. Water used for curing, washing aggregates, and mixing concrete should be free from substances in amounts that may be harmful to concrete or steel. Poles should be designed to carry all the forces associated with prestressing, handling, storage, installation, loading, and other service conditions.
Область применения1.1 This specification covers general requirements for prestressed concrete poles statically cast for use as structural supports for lights, distribution, transmission, and dead end poles.
1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.