Standard Active Last Updated: Jan 05, 2021
ASTM C1821/C1821M-16(2021)e1

Standard Practice for Installation of Underground Circular Precast Concrete Manhole Structures

Significance and Use

4.1 This practice is useful as a reference by an owner and/or the engineer in preparing project specifications.

4.2 The practice is useful as a reference by an owner, engineer, or installing contractor to properly install precast concrete circular manholes.

Scope

1.1 This practice covers the procedures to be followed in the planning, site preparation, installation, testing and backfilling of underground vertical reinforced circular precast concrete manholes and components manufactured in accordance with Specification C478/C478M and used in sewer, drainage, and water works.

1.2 Concrete pipe and box culverts are not covered under this practice. Also, precast concrete utility structures covered in Specification C858 are excluded from this practice.

1.3 Units—The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system are not necessarily exact equivalents; therefore, to ensure conformance with the standard, each system shall be used independently of the other, and values from the two systems shall not be combined.

1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

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Details
Book of Standards Volume: 04.05
Developed by Subcommittee: C13.06
Pages: 6
DOI: 10.1520/C1821_C1821M-16R21E01
ICS Code: 91.100.30