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Last Updated: Feb 02, 2026
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ASTM C891/C891M-25
Standard Practice for Installation of Underground Precast Concrete Utility Structures
Standard Practice for Installation of Underground Precast Concrete Utility Structures
C0891_C0891M-25
ASTM|C0891_C0891M-25|en-US
Standard Practice for Installation of Underground Precast Concrete Utility Structures
Standard
C891/C891M Standard Practice for Installation of Underground Precast Concrete Utility Structures>
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BOS Vol. 04.05 Committee C27
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ASTM International
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 This practice is useful as a reference by an owner, engineer, or installing contractor to properly install precast concrete utility structures.
Abstract
This practice covers the procedures to be followed in the planning, site preparation, and installation of underground precast concrete utility structures. The installation area shall be surveyed using the workprint and a checklist to identify the work to be done and to determine that the plans are correct. Permits required to do work in accordance with the detail plans shall be secured before starting the job. All permits or a record of the permits shall be retained on the job for immediate reference. Safety requirements for construction shall be in accordance with all federal, state, and local regulations. Shoring for construction shall be in accordance with all federal, state, and local regulations.
Scope
1.1 This practice covers the procedures to be followed in the planning, site preparation, and installation of underground precast concrete utility structures. Concrete pipe and box culverts are not covered under this practice. Also, precast concrete manholes covered in Specification C478/C478M are excluded from this practice.
1.2 The values stated in either inch pound or SI units are to be regarded separately as standard. The SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in nonconformance with the standard.
1.3 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.
1.4 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.