AASHTO-M199 › Historical Revision Information
Standard Specification for Precast Reinforced Concrete Manhole Sections
Standard Specification for Precast Reinforced Concrete Manhole Sections
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Document Number
AASHTO M 199M/M 199
Revision Level
2021 EDITION
Status
Superseded
Publication Date
Jan. 1, 2021
Page Count
18 pages