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Standard Practice for Installing a Protective Cementitious Liner System in Sanitary Sewer Manholes
NORMA vydaná dňa 15.7.2023
Označenie normy: ASTM F2551-09(2023)
Dátum vydania normy: 15.7.2023
Kód tovaru: NS-1150071
Počet strán: 4
Približná hmotnosť: 12 g (0.03 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
This practice describes the procedures involved in the structural reinforcement, sealing, protection, and rehabilitation of sanitary sewer manholes by the application of a prepackaged protective cementitious liner system to all cleaned interior surface from the bottom of the frame to the bench. The manholes to which the cementitious liner shall be applied may be made of brick, concrete, block, and various other materials. Detailed descriptions are given for all prepackaged materials necessary for this practice that include materials for substrate repairs, cementitious repair materials, infiltration water control materials, cementitious water control materials, chemical grout materials, and lining materials. Detailed descriptions are also provided for each procedure involved here which includes surface preparation, high pressure cleaning, surface repair, mixing of prepackaged cementitious repair materials, spray application of the cement liner by manual surface sealing or centrifugal cast process, and curing of the freshly applied cementitious mortar.
Keywords:
cementitious liner, cement liner, corrosion protection, manhole rehabilitation, manhole renewal, sanitary sewer manhole, sewer manhole, stopping water infiltration, structural enhancement, structural rehabilitation,, ICS Number Code 93.030 (External sewerage systems)
Posledná aktualizácia: 2024-09-02 (Počet položiek: 2 345 509)
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